environmental guidelines guideline number activity · environmental guidelines guideline number...

ENVIRONMENTAL GUIDELINES

Guideline number Activity

1. Poultry rearing below 5000 heads

2. Assembly of batteries

3. Cold rooms and refrigeration plants

4. Bus depot of less than 50 buses

5. Bakery

6. Demolition of buildings

7. Multi-purpose hall, including weddling hall

8. Filling station

9. Inland hotel

10. Food processing for small and medium enterprises

11. Food Canning Industry

12. Mirror Manufacture

13. Processing, bottling and canning of beverages, syrup and water

14. Pesticides fomulation and packing

15. Refining and processing of edible oils and fats

16. Wastewater Treatment Plant

17. Retreading of tyres

18. Traffic Centre

19. Residential Care Home

20. Manaufacture of polyrethane foam

21. Nautical Centre

22. Block making plant manufacturing up to 10,000 blocks per day

23. Undersea walk

24. Electroplating

25. Bulk storage of pesticides and dangerous chemicals

26. Manufacture of soap and detergents

27. Timber warehousing

28. Decommissioning of wastewater treatment plant

http://www.gov.mu/portal/goc/menv/files/eguidelines/food_canning.pdf

http://www.gov.mu/portal/goc/menv/files/eguidelines/edible_oil.pdf

http://www.gov.mu/portal/goc/menv/files/eguidelines/waste_water.pdf

http://www.gov.mu/portal/goc/menv/files/eguidelines/t_centre.pdf

http://www.gov.mu/portal/goc/menv/files/eguidelines/home_care.pdf

http://www.gov.mu/portal/goc/menv/files/eguidelines/polyurethane_foam.pdf

http://www.gov.mu/portal/goc/menv/files/eguidelines/nautical_centres.pdf

http://www.gov.mu/portal/goc/menv/files/eguidelines/block_making.pdf

http://www.gov.mu/portal/goc/menv/files/eguidelines/block_making.pdf

http://www.gov.mu/portal/goc/menv/files/eguidelines/bulk_storage.pdf

http://www.gov.mu/portal/goc/menv/files/eguidelines/detergents.pdf

MINISTRY OF ENVIRONMENT AND NDU

ENVIRONMENTAL GUIDELINE No. 1

POULTRY REARING

1.0 Purpose of guideline This environmental guideline for the rearing of up to 5000 poultry birds has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development The poultry sector has undergone a very rapid development from a part time backyard activity to a more intensive method of rearing. The most common methods of rearing are the deep litter system and the battery system. 3.0 Potential impacts The major environmental issues associated with a poultry farm are odour, generation of solid waste and generation of wastewater. The different aspects, impacts and nuisances related to such activities are listed below:

Activity Aspects Impacts/ Nuisances Construction phase Design of pens - Poor ventilation

- Pens incompatible with the surrounding environment

- Odour - Aesthetics and visual impacts

Site preparation / Construction of buildings

- Generation of excavated soil, debris and construction wastes - Use of heavy machinery

- Dumping into bare lands, water bodies and drains - Noise, mud ,dust, traffic - Visual impacts

Operation phase Rearing activity - Solid wastes generation ,

poultry litter/ droppings , rotten eggs , hatchery wastes, dead birds - Poor husbandry practices - Poor housekeeping (including cleaning and maintenance)

- Odour and dust -Risks of contamination of water courses and groundwater - Flies / pests/ rodents - Risks of diseases (Health impacts and biosecurity risks)

Washing of poultry pens

Wastewater generation

Risks of contamination of water courses and groundwater

4.0 Siting of activity In accordance with the Planning Policy Guidance 2004 of the Ministry of Housing and Lands, the selected site shall:-

Satisfy a minimum distance of 200 m from the settlement boundaries and sensitive land uses

Not occur within an Irrigation Zone Be at least 200 m from any slaughter house Be at least 200m from any borehole

5.0 Environmental conditions The major environmental issues are odour, effluent disposal and solid waste and the following conditions shall be observed: (i) Wastewater and sewage generated from the poultry farm shall be collected and

disposed of. (ii) All solid wastes generated from the poultry farm shall be collected and disposed

of. (iii) All feeds and garbage shall be kept in covered containers. There shall be no feed

spillage and accumulation of waste. (iv) No nuisance by way of noise dust, odour shall be caused to the public and

surrounding environment during site preparation, infrastructural works and during operation of the farm.

(v) The Department of Environment of the Ministry of Environment and NDU shall be informed in writing of the dates of commencement of works on site and operation of the activity for monitoring purposes.

6.0 Enforcement Under Section 13 of the Environment Protection Act 2002, the enforcing agencies for the different environmental medium or pollutants are as follows:

S. No Environmental media/ pollutant

Enforcing Agency

1 Odour Ministry of Health and Quality of Life

2 Inland waters, effluents Ministry of Public Utilities

3 Solid wastes Ministry of Local Government

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The above-mentioned enforcing agencies shall monitor compliance with the conditions falling under their purview. 7.0 Offences Any person who fails to comply with any regulations/standards referred to in this guideline shall commit an offence and shall:

(i) on a first conviction, be liable to a fine not exceeding 50, 000 rupees and to imprisonment for a term not exceeding two years.

(ii) on a second or subsequent conviction, be liable to a fine not exceeding 100,000 rupees and to imprisonment for a term not exceeding 8 years.

For further information, please contact Information Counter,

Department of Environment, Ground Floor Ken Lee Tower,

1, St Georges Street Port-Louis

Tel: 2036200 -2036210 Website: http://environment.gov.mu

Email : [email protected]

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mailto:[email protected]



ASSEMBLY OF BATTERIES

1.0 Purpose of guideline This environmental guideline for the assembly of batteries has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development Assembly of batteries may be done either manual or automated, although the environmental impacts of both are similar. The different processes involved in the assembly of individual batteries and battery packs are:

assembly of electrodes and insulating materials; installing electrode into casing; filling of acid; sealing casing; connecting batteries to form battery pack; sealing pack into casing; and charging and testing

3.0 Potential impacts The major environmental issues associated with the assembly of batteries are noise, generation of hazardous wastes and effluent disposal. The different aspects, impacts and nuisances related to such activities are listed below:

Activity Aspects Impacts/ Nuisances Construction phase (Applicable for large buildings)

- Generation of excavated soil, debris and construction wastes - Use of heavy machinery

- Dumping into barelands, water bodies and drains - Noise, mud ,dust, traffic and construction waste

Operation Phase Storage and -Risk of spillage of acid - Acid spill

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handling of lead, acid and battery cases

-Solid/Hazardous waste generation

-Air, water and soil contamination - Odour - Noise Pollution - Dust emission

Cleaning and maintenance

- Wastewater generation

-Risks of contamination of water courses and groundwater

4.0 Siting of activity Enterprises involved in the assembly of batteries should be located outside residential areas. 5.0 Environmental conditions The major environmental issues are noise, odour, generation of hazardous wastes, effluent disposal and the following conditions shall be observed: (i) All electric motors such as stand-by generator and air- conditioning devices shall

be housed in soundproof enclosures to keep noise level within permissible limits as per the Environment Protection (Environmental Standards for Noise) Regulations 1997. The noise exposure limits as per the above regulation are as follows:

Industrial noise Neighbourhood noise

7:00 – 21:00 60*dB(A) Leq 7:00 - 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00 - 21:00 55 dB(A) Leq

21:00 - 7:00 50 dB(A) Leq

* A tonal character adjustment of +5 dB(A) should be applied to the measured value where the noise has a definite continuous note such as a whine or hiss.

(ii) A contingency plan as provided for under section 30(3)(a) of the Environment Protection Act 2002 shall be prepared and implemented to combat any case of accidental chemical spillage.

(iii) A wall/structure to contain overflows shall be provided around the acid storage area to control any accidental spillage or leakage.

(iv) All hazardous wastes shall be collected and disposed of as per the Environment Protection (Standards for Hazardous Wastes) Regulation 2001.

(v) Damaged batteries shall be stored within the premises and exported for recycling.

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(vi) Solid wastes shall be collected and disposed of. (vii) Wastewaters shall be collected, treated and disposed of. (viii) No nuisance by way of noise dust, odour shall be caused to the public and

surrounding environment during site preparation, infrastructural works and during operation of the activity.

(ix) The Department of Environment of the Ministry of Environment and NDU shall be informed in writing of the dates of commencement of works on site and operation of the activity for monitoring purposes.



Enforcing Agency

1 Odour, Noise Ministry of Health and Quality of Life


3 Solid wastes and hazardous wastes

Ministry of Local Government




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For further information please contact Information Counter,



Tel: 2036200-2036210 Website : http://environment.gov.mu


http://environment.gov.mu/



ENVIRONMENTAL GUIDELINE NO.3

COLD ROOMS AND REFRIGERATION PLANTS

1.0 Purpose of guideline This environmental guideline for cold rooms and refrigeration plants has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development

Cold rooms and refrigeration plants serve to store and preserve fruits, flowers and vegetables, dairy products, meat and seafoods.

Equipment used are namely compressors, evaporators, transformers, condensers and generators.

Cold rooms and refrigeration plants also usually include preparation areas for labeling and packaging as well as units for food processing.

3.0 Potential impacts The major environmental issues associated with cold rooms and refrigeration plants are noise, solid waste and air pollution. The different aspects, impacts and nuisances related to such activities are listed below:

Activity Aspects Impacts/ Nuisances Construction phase Site preparation / construction of buildings (where applicable)

- Generation of excavated soil , debris and construction wastes - Use of heavy machinery

-Dumping into barelands, water bodies and drains -Dust, noise and mud -Visual impacts

Operation phase Refrigeration process

- Type and volume of refrigerant - Use of electric motors (e.g compressors , generators)

- Impacts on air quality and atmosphere (ozone depletion) - Health hazards - Risks of spillage - Fire hazards - Noise - Air emissions

Storage , processing -Generation and - Odour

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and packaging of foodstuffs

accumulation of putrefied and damaged foodstuffs and other solid wastes -Poor housekeeping

- Flies / pests/ rodents - Land and water pollution

Washing of cold room , floors and equipment

-Wastewater generation -Risks of pollution of water courses

Distribution or on- site sale

- Inadequate parking facilities

- Accessibility

-Traffic implications

4.0 Siting of activity

Case to case basis

5.0 Environmental Conditions The major environmental issues relate to noise, air pollution, solid wastes and the following conditions shall be observed:

(i) All electric motors such as stand-by generator and air-compressors shall be housed in soundproof enclosures to keep noise level within permissible limits as per the Environment Protection (Environmental Standards for Noise) Regulations 1997. The noise exposure limits as per the above regulation are as follows:


7:00 – 21:00 60*dB(A) Leq 7:00 – 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00 - 21:00 55 dB(A) Leq

21:00 – 7:00 50 dB(A) Leq


(ii) The refrigerant used and the insulating materials shall be free from ozone depleting substances (ODS) and shall be environment friendly with low global warming potential as approved by the National Ozone Unit of the Ministry of Environment & NDU.

(iii) Wastewaters shall be collected and disposed of. (iv) All solid wastes shall be removed, scraped and swept thoroughly before

washing with water. All organic wastes shall be stored in a separate compartment in the cold room prior to collection and disposal.

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(v) No nuisance by way of noise dust, odour shall be caused to the public and surrounding environment during site preparation, infrastructural works and during operation of the activity.

(vi) The Department of Environment of the Ministry of Environment and NDU shall be informed in writing of the dates of commencement of works on site and operation of the activity for monitoring purposes.



Enforcing Agency

1 Noise, odour Ministry of Health and Quality of Life

2 Effluents Ministry of Public Utilities


4 Air pollution Ministry of Environment

The above-mentioned enforcing agencies shall monitor compliance with the conditions falling under their purview.

7.0 Offences Any person who fails to comply with any regulations/standards referred to in this guideline shall commit an offence and shall:



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Tel: 203 6200- 2036210 Website: http://environment.gov.mu




ENVIRONMENTAL GUIDELINE No 4

BUS DEPOT

1.0 Purpose of guideline This guideline for the setting up of a bus depot of less than 50 buses has been prepared by Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development A bus depot serves as an area for parking buses and may also involve numerous activities such as cleaning, washing, servicing of buses, panel beating, painting and fuel dispensing. 3.0 Potential impacts The major environmental issues associated with a bus depot are noise, air pollution and generation of solid waste including hazardous wastes. The different aspects, impacts and nuisances related to such activities are listed below:

Activity Aspects Impacts/ Nuisances Construction phase Site preparation / Construction of buildings



Operation phase Movement of vehicles

- Generation of noise - Generation of smoke

- Nuisance to the neighbourhood - Air pollution - Traffic implication

Washing of buses - Generation of wastewater - Contamination of water bodies Maintenance and servicing of vehicles

- Generation of hazardous wastes (used oil, batteries, oil filters, brake fluid) - Solid wastes (Used tyres, used brake pads)

- Soil contamination and contamination of water bodies - Visual impacts - Pests, rodents and flies

Fuel dispensing - Risk of fuel spillage - Soil contamination and

and storage - Risk of fire

contamination of water bodies - Air pollution and human injury

Panel beating and painting

- Generation of noise - Evaporation of paints and

solvents

- Nuisance to the neighbourhood - Air pollution

Use of pumps and compressors

- Noise - Nuisance to the nearby inhabitants


Not applicable 5.0 Environmental Considerations / Conditions The major environmental issues are noise, generation of hazardous wastes including used oil and the following environmental conditions shall be observed:

(i) All electric motors such as compressors shall be housed in soundproof enclosures to keep noise level within permissible limits as per the Environment Protection (Environmental Standards for Noise) Regulations 1997. The noise exposure limits as per the above regulation are as follows:


7:00 – 21:00 60*dB(A) Leq 7:00 - 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00- 21:00 55 dB(A) Leq

21:00 - 7:00 50 dB(A) Leq


(ii) Hazardous wastes including used oil shall be collected and disposed as per

Environment Protection (Standards for Hazardous Wastes) Regulations 2001. (iii) Used oil shall be collected and disposed of as per the Environment Protection

(Collection, Storage, Treatment, Use and Disposal of Used Oil) Regulations 2005.

(iv) All petroleum products, used oil and other chemical must have secondary containment. Areas enclosed by secondary containment shall be maintained, and all accumulated water within secondary containment areas should be disposed

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of. The secondary containment shall have a storage capacity of 110 % of the capacity of the storage tank.

(v) A contingency plan as provided for under section 30 (3)(a) of the Environment Protection Act 2002 shall be prepared and implemented to combat any case of accidental spillage of fuel or chemicals.

(vi) All solid wastes generated from the bus depot shall be collected and disposed of. (vii) Wastewaters shall be collected, treated and disposed of. (viii) No nuisance by way of noise dust, air pollution shall be caused to the public and





Enforcing Agency



3 Solid wastes , hazardous wastes


4 Fuel spillage Ministry of Environment




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Tel: 203 6200-203 6210 Website: http://environment.gov.mu


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BAKERY

1.0 Purpose of guideline This environmental guideline for bakery has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development The activities involved in a bakery are mainly storage of raw materials, mixing, fermentation, baking, sale and delivery of bread. Equipment used usually include electrically driven oven, mixer, dough moulder, divider, water cooler and stand-by generator.

Bakeries can vary widely in scale and size - from small shop bakeries to in-store supermarket bakeries to very large scale bakeries.

3.0 Potential impacts The major environmental nuisances associated with a bakery are noise, air pollution and effluent disposal. The different aspects, impacts and nuisances related to such activities are listed below:-

Activity Aspects Impacts/ Nuisances Construction phase Site preparation / construction of buildings ( where applicable)



Operation phase All activities from storage of raw materials , mixing , fermentation , baking, packaging , to sale of bread

- Use of electric motors, extractors - Type and volume of fuel - Improper handling and storage of fuel

- Noise - Air pollution - Risks of fuel spillage

- Generation of solid wastes e.g plastic , jute / gunny bags , carton boxes , unsold and spoilt bread

- Poor housekeeping

- Fire hazards

- Dumping into barelands, water bodies and drains

- Land and water pollution -Insects / pests/ rodents - Odour - Health hazards(hygiene)

- Washing of floor , equipment and utensils

-Wastewater generation - Risks of pollution of water courses

- Loading and unloading of raw materials and bread - Sale and delivery of bread

- Inadequate parking facilities - Vehicular movement

-Traffic implications - Noise

4.0 Siting of activity Bakery shall be located in commercial areas.

5.0 Environmental Conditions The major environmental issues are noise, air pollution and effluent disposal and the following conditions shall be observed: (i) All electric motors such as stand-by generator and air- conditioning devices shall



7:00 – 21:00 60*dB(A) Leq 7:00 – 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00 - 21:00 55 dB(A) Leq

21:00 – 7:00 50 dB(A) Leq

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(ii) Flue and odorous gases shall be channeled through ducts connected to a

chimney stack which shall be designed as per good engineering practices. (iii) All gaseous emissions from the bakery shall be within permissible limits as per

the Environment Protection (Standards for Air) Regulations 1998. The stack emissions standards applicable to this undertaking are:

Pollutant Standard

(i) Smoke Ringelmann No. 2 or equivalent opacity (not to exceed more that 5 minutes in any period of one hour)

(ii) Solid particles 200 mg/ m3

(iii) Sulphuric acid mist or sulphur trioxide

120 mg/ m3 as sulphur trioxide

(iv) Hydrogen sulphide 5 ppm as hydrogen sulphide gas (v) Nitric acid or oxides of nitrogen 1 000 mg/ m3 as nitrogen dioxide

(vi) Carbon monoxide 1 000 mg/ m3 as carbon monoxide

(iv) All solid wastes generated from the bakery shall be collected and disposed of. (v) Wastewaters shall be collected and disposed of. (vi) No nuisance by way of noise dust, air pollution shall be caused to the public and


(vii) The Department of Environment of the Ministry of Environment and NDU shall be informed in writing of the dates of commencement of works on site and operation of the activity for monitoring purposes.


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Enforcing Agency











Tel: 203 6200-2036210 Website: http://environment.gov.mu


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DEMOLITION OF BUILDINGS

1.0 Purpose of guideline This environmental guideline for demolition of buildings has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development Demolition of buildings usually refers to the act of pulling down a building or part of a building. There can be various reasons for demolition, namely:

(i) when the buildings do not fit the requirements in terms of facilities and working environment

(ii) for refurbishment/renovation of buildings and hotels (iii) replacement of the derelict buildings by new ones (iv) when derelict buildings present an eyesore (v) for elimination of dangerous buildings that pose safety threat to public and the

surrounding environment

3.0 Potential impacts The hazards and environmental impacts associated with demolition works are mainly a function of:-

(i) The location of the demolition work, i.e. whether demolition is near to main road or whether demolition is far away from development and movement

(ii) The type of building being demolished i.e. concrete, iron sheets, etc (iii) The method of demolition i.e. manually using hand tools; mechanically using

heavy machinery including electric grinders , pneumatic compressors , excavator on trucks and lorries; or by induced collapse demolition using explosives

(iv) The scale of the project i.e. the area of building being demolished and amount of solid wastes, dust and traffic being generated

(v) The duration of the demolition work

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Potential environmental impacts in connection with demolition works are:-

• Noise and vibration • Dust • Traffic implications • Generation of demolition wastes including doors, windows, wood and

metal frames ; concrete rubbles and blocks, corrugated iron sheets , asbestos cement sheets , etc

• Visual and aesthetic impacts 4.0 Siting of activity

• Not applicable

5.0 Environmental conditions The major environmental issues are noise and dust and the following conditions shall be observed: (i) The demolition works shall be taken not any nuisance by way of noise, dust and

vibration to the surrounding environment. (ii) The site of works shall be fenced and screened to protect site from strong winds

and to contain dust. (iii) The noise level during demolition works shall be within the permissible limits as

per the Environment Protection (Environmental Standards for Noise) Regulations 1997. The noise exposure limits as per the above regulation are as follows:


7:00 – 21:00 60*dB(A) Leq 7:00 – 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00 - 21:00 55 dB(A) Leq

21:00 – 7:00 50 dB(A) Leq


(iv) All hazardous wastes, including asbestos shall be disposed of as per the

provisions of Environment Protection (Standards for Hazardous wastes) Regulations 2001.

(v) The following measures shall be taken so as to abate the visual impacts during demolition works:

Visual screening / fencing of works

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Proper location of equipment and machinery on site No encroachment of demolition wastes on pavements and roads

(vi) Demolition works within residential areas shall be carried out during normal working hours (8:00 – 17:00) only.

(vii) The demolition wastes shall be used as filler material. Any excess wastes shall be disposed of to an authorized site as recommended by the Ministry of Local Government.

(viii) No debris shall be burned on the site. (ix) The Department of Environment of the Ministry of Environment and NDU shall be

informed in writing of the dates of commencement of works on site and operation of the activity for monitoring purposes.



Enforcing Agency

1 Noise Ministry of Health and Quality of Life

2 Solid wastes, hazardous wastes






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MULTI- PURPOSE HALL , INCLUDING WEDDING HALL

1.0 Purpose of guideline This environmental guideline for multi–purpose hall, including wedding hall has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development A multi-purpose hall serves to accommodate various activities, such as wedding ceremonies, receptions, social gatherings, religious activities, seminars, conferences, meetings, workshops. The activities involved usually entail provision of adequate parking space as well as amenities such as kitchen, store, changing rooms, lobby, stage, toilet blocks and emergency staircase. 3.0 Potential impacts The major environmental issues associated with a multi-purpose hall are noise and solid waste disposal. The different aspects, impacts and nuisances related to such activities are listed below:




Operation phase Entertainment / noisy activities e.g dancing , singing

- Generation of noise - Operating at late – night hours

- Nuisance and disturbance to the neighbourhood

Vehicular movement - Inadequate parking facilities - Accessibility problem -Generation of noise

- Traffic implications -Nuisance to the

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-Generation of smoke

neighbourhood - Air pollution

- Washing of floor , equipment , utensils

-Wastewater generation

- Risks of pollution of watercourses

- Gathering of people - Toilet , kitchen and catering facilities

- Generation of solid wastes and domestic wastewater

- Fire hazards - Poor housekeeping

- Land and water pollution - Risks of contamination of water bodies and groundwater -Threat to human safety - Destruction of amenities - Pests/ rodents / flies - Odour - Visual impacts

4.0 Siting of activity The multipurpose hall shall be away from residential areas. 5.0 Environmental Considerations / Conditions The major environmental issues are noise and solid waste disposal and the following conditions shall be observed: (i) All electric motors such as stand-by generator and air- conditioning

devices shall be housed in soundproof enclosures to keep noise level within permissible limits as per the Environment Protection (Environmental Standards for Noise) Regulations 1997. The noise exposure limits as per the above regulation are as follows:


7:00 – 21:00 60*dB(A) Leq 7:00 – 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00 - 21:00 55 dB(A) Leq

21:00 – 7:00 50 dB(A) Leq


(ii) Wastewaters shall be collected and disposed of.

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(iii) All solid wastes generated from the multi- purpose hall shall be collected and disposed of.

(iv) No nuisance by way of noise dust, odour shall be caused to the public and surrounding environment during site preparation, infrastructural works and during operation of the activity.




Enforcing Agency







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Tel: 203 6200 -203 6210 Website: http://environment.gov.mu


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ENVIRONMENTAL GUIDELINE No.8

FILLING STATION

1.0 Purpose of guideline This environmental guideline for filling station has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development The sale of fuel (gasoline, diesel, LPG, kerosene) is the principal activity in filling stations. However, additional services may also be provided such as washing and polishing of vehicles, retailing activities, filling up the radiator, checking tyre pressure, lubrication and vulcanization services. 3.0 Potential impacts The major environmental issues associated with filling stations are noise, fuel spillage, generation of wastewater. The different aspects, impacts and nuisances associated related to such activities are listed below:-

Activity Aspects Impacts/ Nuisances Construction phase Siting and layout - Sensitivity of site ( proximity

to residential areas , water bodies , environmentally sensitive areas , heavy traffic) -Location of components including fuel dispensers, storage tanks , etc

-Threat to flora and fauna -Noise -Risks of contamination of water bodies -Traffic implications - Aesthetics and visual impacts -Risks and hazards ( fire , spillage , explosion , etc)

Site preparation / construction of buildings, installation of tanks, fuel dispensers and



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other services

Operation phase Vehicular access / egress within site

- Inadequate parking capacity

- Traffic implications - Queuing of vehicles within site

Filling of storage tanks or vehicles

-Emissions from evaporation of fuel

-Impact on air quality - Odour

Overfilling of tanks and pipes , leakage and spillage of fuel

-Seepage of spilled fuels into the soil and groundwater -Contact with drinking water , aquatic plants and animals

-Soil contamination - Impacts on hydrology and water quality including potential threat to drains, surrounding groundwater and aquifers -Affect human health , aquatic plants and animals

Washing and cleaning operations

- Generation of wastewater - Water pollution

-Lubrication of vehicles , retailing & other associated activities

Generation of solid wastes including grease , old fuel tanks and domestic wastes

-Land and water pollution - Risks of dumping

-Change of batteries

-Generation of hazardous wastes

- Land contamination - Risks of dumping

-Collection of used oil

- Generation of used oil -Land and water contamination

4.0 Siting of activity The proposed development shall not occur in any area where there is heavy traffic or blind spots/dangerous bends where there is poor visibility. 5.0 Environmental conditions The major environmental issues are noise, generation of wastewater and fuel spillage and the following conditions shall be observed:

(i) All electric motors such as pumps and compressors shall be housed in soundproof enclosures to keep noise level within permissible limits as per the Environment Protection (Environmental Standards for Noise) Regulations 1997. The noise exposure limits as per the above regulation are as follows:

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7:00 – 21:00 60*dB(A) Leq 7:00 – 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00- 21:00 55 dB(A) Leq

21:00 – 7:00 50 dB(A) Leq


(ii) All service areas shall be paved / asphalted to avoid dust nuisance (iii) A contingency plan as provided for under section 30 (3)(a) of the Environment

Protection Act 2002 shall be prepared and implemented to combat any case of accidental spillage of fuel.

(iv) All petroleum products and used oil must have secondary containment. Areas enclosed by secondary containment shall be maintained, and all accumulated water within secondary containment areas should be disposed of. The secondary containment shall have a storage capacity of 110 % of the capacity of the storage tank.

(v) All hazardous wastes shall be collected and disposed of as per the Environment Protection (Standards for Hazardous Wastes) Regulations 2001.

(vi) Used oil shall be collected and disposed of as per the Environment Protection (Collection, Storage, Treatment, Use and Disposal of Used Oil) Regulations 2005.

(vii) Solid waste shall be collected and disposed of. (viii) Wastewaters shall be collected, treated and disposed of. (ix) No nuisance by way of noise dust, odour shall be caused to the public and


(x) The Department of Environment of the Ministry of Environment and NDU shall be informed in writing of the dates of commencement of works on site and operation of the activity for monitoring purposes.

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Enforcing Agency



3 Solid wastes and hazardous wastes








Tel: 203 6200 - 2036210 Website : http://environment.gov.mu


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ENVIRONMENTAL GUIDELINE 9

INLAND HOTEL

1.0 Purpose of guideline This environmental guideline for inland hotel has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development There has been a growing interest to construct inland hotels to cater for business travelers and tourists to allow them to stay in Mauritius at affordable prices. These inland hotels help to reduce pressures being exerted in the coastal zone. 3.0 Potential impacts The major environmental issues associated with an inland hotel are noise, air pollution, generation of solid wastes, and generation of wastewater. The different aspects, impacts and nuisances related to such activities are listed below:

Activity Aspects Impacts/nuisances Construction phase Site preparation & construction



Operation phase Day to day activities

Generation of solid wastes and generation of waste water

• Foul smell • Attraction of vermins, flies • Contamination of water

courses Storage of fuel for standby generator

Fuel spillage • Contamination of water courses

Operation of Generators, compressors, pumps

Generation of air pollutants and noise

• Nuisance to nearby inhabitants

Taxi, loading and unloading of goods

Traffic implications • Impact of the traffic in the region.

4.0 Siting of activity The site shall not be located in coastal areas. 5.0 Environmental considerations / conditions The major environmental issues are noise, air pollution, generation of solid wastes, and effluent disposal and the following conditions shall be observed: (i) All electric motors such as stand-by generator and air- conditioning devices shall



7:00 – 21:00 60*dB(A) Leq 7:00 – 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00 - 21:00 55 dB(A) Leq

21:00 – 7:00 50 dB(A) Leq


(ii) All gaseous emissions from the bakery shall be within permissible limits as per


Pollutant Standard







(iii) All solid wastes generated from the inland hotel shall be collected and disposed

of.

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(iv) Wastewaters shall be collected, treated and disposed of. (v) No nuisance by way of noise dust, air pollution shall be caused to the public and





Enforcing Agency








3







ENVIRONMENTAL GUIDELINE 10

FOOD PROCESSING for small and medium enterprises

1.0 Purpose of guideline This environmental guideline for food processing for small and medium enterprises has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development The small and medium food processing enterprises includes preparation of sweets, salty snacks, ice cream, fish balls and noodles. 3.0 Potential impacts The major environmental issues associated with a food processing industry are noise, odour, generation of wastewater and air pollution. The different aspects, impacts and nuisances related to such activities are listed below:-




Operation phase Use of Equipment and machinery

- Fuel consumption Noise and air pollution

Manufacturing activities (cutting, cooking, cleaning)

-Generation of solid wastes and liquid wastes

-Generation of used cooking oil

-Pollution of watercourses Pests, rodents and flies, odour -Contamination of water courses due to clogging of wastewater disposal systems.

Washing of floors , equipment and utensils - Generation of wastewater - Risks of contamination of

1

water bodies Packaging of raw materials and products

- Generation of plastic and carton boxes

- Visual impacts - Pests and rodents

Use of refrigerants - Dispersion of refrigerants into the atmosphere

- Ozone depletion

4.0 Siting of activity Case to case basis. 5.0 Environmental conditions The major environmental issues are noise, odour, generation of wastewater and air pollution and the following conditions shall be observed:

I. Physical and mechanical /electrical abatement measures shall be installed for to reduce odour and noise.

II. Flue and odorous gases shall be channeled through ducts connected to a chimney stack which shall be designed as per good engineering practices.

III. All gaseous emissions from the factory shall be within permissible limits as per the Environment Protection (Standards for Air) Regulations 1998. The stack emissions standards applicable to this undertaking are:

Pollutant Standard







IV. All electric motors such as stand-by generator and air- conditioning devices

shall be housed in soundproof enclosures to keep noise level within permissible limits as per the Environment Protection (Environmental Standards for Noise) Regulations 1997. The noise exposure limits as per the above regulation are as follows:

2


7:00 – 21:00 60*dB(A) Leq 7:00 – 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00 - 21:00 55 dB(A) Leq

21:00 – 7:00 50 dB(A) Leq


V. The refrigerant used and the insulating materials shall be free from ozone depleting substances (ODS) and shall be environment friendly with low global warming potential and as approved by the National Ozone Unit of the Ministry of Environment & NDU.

VI. All solid wastes generated from the food processing industry shall be collected and disposed of. Putrefiable wastes shall be stored below room temperature prior to disposal.

VII. Wastewaters shall be collected, treated and disposed of VIII. No nuisance by way of noise dust, air pollution shall be caused to the public

and surrounding environment during site preparation, infrastructural works and during operation of the activity.

IX. The Department of Environment of the Ministry of Environment and NDU shall be informed in writing of the dates of commencement of works on site and operation of the activity for monitoring purposes.



Enforcing Agency





3

The above-mentioned enforcing agencies shall monitor compliance to the conditions falling under their purview. 7.0 Offences Any person who fails to comply with any regulations/standards referred to in this guideline shall commit an offence and shall:








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MIRROR MANUFACTURE

1.0 Purpose of guideline This environmental guideline for the manufacture of mirror has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development The material mainly used for mirrors is glass because it can be moulded into various shapes. The base material is coated with a variety of metals such as silver, aluminium, gold and chrome. Scientific grade mirrors are sometimes coated with other materials, like silicon oxides and silicon nitrides. 3.0 Potential impacts The major environmental issues associated with mirror manufacture are noise, effluent disposal and air emission. The different aspects, impacts and nuisances related to such activities are listed below:

Activity Aspects Impacts/ Nuisances Construction phase Site preparation / Construction of buildings (where applicable)



Operation phase Manufacturing processes

- Solid wastes generation mainly in the form of broken glasses and mirrors.

- Visual impacts - Human safety

1

- Wastewater from the process loaded with metals like silver, tin, copper.

- Use of machinery and

equipment e.g grinders for cutting and shaping of glasses , compressor

- Air emissions depending on

the fuel utilised for heating the evaporator

- Poor housekeeping

-Risks of contamination of water bodies and groundwater. -Generation of noise -Impact on air quality

4.0 Siting of the activity The site shall be located outside residential areas. 5.0 Environmental Considerations / Conditions The major environmental issues are noise, effluent disposal, air emissions and following environmental conditions shall be observed, where applicable:-

(i) All hazardous wastes, including obsolete stocks and wastes contaminated with chemicals shall be disposed of as per the Environment Protection (Standards for Hazardous wastes) Regulations 2001.

(ii) All solid wastes generated from the activity shall be collected and disposed of.

(iii) Wastewaters shall be collected and disposed of. (iv) All chemicals shall be kept in a store dedicated for this purpose in tightly

closed containers with ventilation. (v) Flue and odorous gases shall be channeled through ducts connected to a

chimney stack which shall be designed as per good engineering practices. (vi) All electric motors such as stand-by generator and air- conditioning

devices shall be housed in soundproof enclosures to keep noise level within permissible limits as per the Environment Protection (Environmental Standards for Noise) Regulations 1997. The noise exposure limits as per the above regulation are as follows:

2


7:00 – 21:00 60*dB(A) Leq 7:00 - 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00 - 21:00 55 dB(A) Leq

21:00 - 7:00 50 dB(A) Leq


(vii) All gaseous emissions from the bakery shall be within permissible limits as per the Environment Protection (Standards for Air) Regulations 1998. The stack emissions standards applicable to this undertaking are:

Pollutant Standard







(viii) No nuisance by way of noise dust, air pollution shall be caused to the

public and surrounding environment during site preparation, infrastructural works and during operation of the activity.



3


Enforcing Agency






The above-mentioned enforcing agencies shall monitor compliance to the conditions falling under their purview. 7.0 Offences Any person who fails to comply with any regulations/standards referred to in this guideline shall commit an offence and shall:






Tel: 203 6200-203 6210 Website : http://environment.gov.mu


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PROCESSING, BOTTLING AND CANNING OF BEVERAGES, SYRUP AND WATER

1.0 Purpose of guideline This environmental guideline for processing, bottling and canning of beverages, syrup and water has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development

• Processing, bottling and canning of beverages and syrup mainly involve dilution and mixing of ingredients with purified water as well as bottling, canning, labeling and packaging.

• Equipment used include homogeniser, water purifying system, semi-automatic filling machine and automatic capping machine.

3.0 Potential impacts The major environmental issues associated with the processing, bottling and canning of beverages, syrup and water are noise, air pollution, effluent and solid waste disposal. The different aspects, impacts and nuisances associated with such activities are listed below:-

Activity Aspects Impacts/ Nuisances Construction phase Site preparation / construction of buildings (where applicable)


-Dumping into bare lands watercourses and drains -Noise, mud ,dust, traffic -Visual impacts

Operation phase Handling and storage of raw materials mainly the dry mixtures/concentrated syrup.

- Putrefied wastes - Expired raw materials/ obsolete stocks

- Odour, Leachate - Pest , flies and rodents - Health hazards

Processing, bottling, - Use of equipment/ - Noise

1

canning and labeling. machineries - Stack emissions - Generation of solid wastes including damaged containers and generation of wastewater - Poor housekeeping

-Impact on air quality -Contamination of land and water - Odour - Pest , flies and rodents - Health hazards

Storage of fuel Risk of fuel spillage Fire, land contamination Loading and unloading activities

- Inadequate parking facilities

- Vehicular movement - Accessibility

-Traffic implications - Noise

4.0 Siting of activity Enterprises should be located outside residential areas. 5.0 Environmental Conditions The major environmental issues are noise, air pollution, effluent and solid waste disposal and the following conditions shall be observed:

(i) All electric motors such as stand-by generator and air- conditioning devices shall be housed in soundproof enclosures to keep noise level within permissible limits as per the Environment Protection (Environmental Standards for Noise) Regulations 1997. The noise exposure limits as per the above regulation are as follows:


7:00 – 21:00 60*dB(A) Leq 7:00 – 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00 - 21:00 55 dB(A) Leq

21:00 – 7:00 50 dB(A) Leq


2

(ii) Flue and odorous gases shall be channeled through ducts connected to a chimney stack which shall be designed as per good engineering practices.

(iii) All gaseous emissions from the factory shall be within permissible limits as per the Environment Protection (Standards for Air) Regulations 1998. The stack emissions standards applicable to this undertaking are:

Pollutant Standard





(ivi) Hydrogen sulphide

5 ppm as hydrogen sulphide gas

(v) Nitric acid or oxides of nitrogen 1 000 mg/ m3 as nitrogen dioxide


(iv) Prior to operation, the proponent shall hold a PET bottle permit as provided

for under the Environment Protection (Polyethylene Terephthalate (PET) bottle Permit) Regulations 2001

(v) All solid wastes generated from the factory shall be collected and disposed of. (vi) Wastewaters shall be collected and disposed of. (vii) No nuisance by way of noise dust, air pollution shall be caused to the public

and surrounding environment during site preparation, infrastructural works and during operation of the activity.

(viii) The Department of Environment of the Ministry of Environment and NDU shall be informed in writing of the dates of commencement of works on site and operation of the activity for monitoring purposes.


3


Enforcing Agency




4 Air pollution, PET bottle Ministry of Environment









4





Pesticides formulation and packing

1.0 Purpose of guideline This environmental guideline for the pesticide formulation and packing has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development The main purpose of pesticide formulation is to manufacture a product that has optimum biological efficiency and is convenient to use. The active ingredients are mixed with solvents, boosters, and fillers as necessary to achieve the desired formulation. The types of formulations include wettable powders, soluble concentrates, emulsion concentrates, oil-in-water emulsions, suspension concentrates, water dispersible granules and dry granules 3.0 Potential impacts The major environmental issues associated with the formulation and packing of pesticides are odour, generation of hazardous wastes and effluent disposal. The different aspects, impacts and nuisances related to such activities are listed below:

Activity Aspects Impacts/ Nuisances Construction phase (where applicable)


- Dumping into barelands, water bodies and drains - Noise, mud ,dust, traffic and construction waste

Operation Phase Formulation, and packing

- Release of gases and particulate matter - Risk of spillage -Solid/Hazardous waste generation

- Air, water and soil contamination, dust emission - Odour - Land and water pollution

Cleaning and maintenance

- Wastewater generation

-Risks of contamination of water bodies and groundwater

4.0 Siting of activity Enterprises involved in the bulk storage, formulation and handling of pesticides and dangerous chemicals should be located outside residential areas. 5.0 Environmental conditions The major environmental issues are generation of odour, hazardous waste and effluent disposal and the following conditions shall be observed: (i) All hazardous wastes shall be collected and disposed of as per the Environment

Protection (Standards for Hazardous Wastes) Regulation 2001. (ii) Pesticide containers should be kept tightly sealed and should be inspected for

leakage, severe rusting or other defects to ensure their integrity and minimize the risk of pesticide release. If pesticides need to be transferred to other containers because of deterioration, the new container should be clean and should be clearly labelled with the new contents label information.

(iii) All solid wastes generated from the activity shall be collected and disposed of. (iv) Wastewaters shall be collected and disposed of. (v) A contingency plan as provided for under section 30 (3)(a) of the Environment

Protection Act 2002 shall be prepared and implemented to combat any case of accidental spillage of chemicals.

(vi) All electric motors such as stand-by generator and air- conditioning devices shall be housed in soundproof enclosures to keep noise level within permissible limits as per the Environment Protection (Environmental Standards for Noise) Regulations 1997. The noise exposure limits as per the above regulation are as follows:


7:00 – 21:00 60*dB(A) Leq 7:00 – 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00 - 21:00 55 dB(A) Leq

21:00 – 7:00 50 dB(A) Leq


(vii) No nuisance by way of noise dust, air pollution shall be caused to the public and


2

(viii) The Department of Environment of the Ministry of Environment and NDU shall be informed in writing of the dates of commencement of works on site and operation of the activity for monitoring purposes.



Enforcing Agency














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ENVIRONMENTAL GUIDELINE No.17

TYRE RETREADING

1.0 Purpose of guideline This environmental guideline for the retreading of tyres has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development Retreading involves either replacing only the tread section or replacing rubber over the whole outer surface of the tyre. It maximises the use of tyres and reduces their volume in the waste stream. 3.0 Potential impacts The major environmental nuisances associated with tyre retreading are noise and solid waste disposal. The different aspects, impacts and nuisances associated such activities are listed below:-

Activity Aspects Impacts/ Nuisances Construction phase Design of building - Poor ventilation/ lighting

- Building incompatible with the surrounding environment

- Aesthetics and visual impacts

Site preparation / Construction of buildings ( where applicable)



Operation phase Retreading activity - Solid wastes generation,

including rubber granules , used tyres(rejects) - Running of electric motors - Air emission, hot air exhaust - Use of adhesives

- Land and water pollution - Proliferation of mosquitoes, pests and rodents - Noise pollution - Air pollution - Odour

4.0 Siting of activity The tyre retreading activities shall be located outside residential areas. 5.0 Environmental conditions The major environmental issues are noise and solid waste disposal and the following conditions shall be observed: 1. All electric motors such as stand-by generator and air- conditioning devices shall



7:00 – 21:00 60*dB(A) Leq 7:00 – 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00- 21:00 55 dB(A) Leq

21:00 – 7:00 50 dB(A) Leq


(ii) Flue and odorous gases shall be channeled through ducts connected to a chimney stack which shall be designed as per good engineering practices.

(iii) All solid wastes generated from the activity shall be collected and disposed of. (iv) Wastewaters shall be collected and disposed of. (v) No nuisance by way of noise dust, air pollution shall be caused to the public and




2


Enforcing Agency












3





Undersea Walk

1.0 Purpose of guideline This environmental guideline for the undersea walk activity has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development Undersea walk is a recreational activity wherein a person walks on the sea floor up to a determined depth (up to 4 metres) with the assistance of an overhead helmet filled with free flowing air which is connected to an air source supplied by an operating centre (an operating centre can be a boat or a platform whether floating or attached to the sea bed or other structure from which the activity is operated).

3.0 Potential impacts The major environmental issues associated with undersea walk activities are water turbidity and damage of seabed ecosystem. The different aspects, impacts and nuisances related to such activities are listed below:

Activity Aspects Impacts/nuisances Installation of platform /permanent mooring buoys

Sediment disturbance ( turbidity) • Visual impacts • Noise • Trampling on Corals • Decrease in light intensity

Boating activities Increase in water turbidity and

risk of oil spill • Visual impacts • Noise • Affect corals and other

organisms Walking activities • Increase in turbidity

• Damage to marine ecosystems

• Feeding of fish

• Trampling on corals, seagrasses • Affect behaviour of various

organisms

4.0 Siting of activity The site selected shall be outside a marine protected area.

5.0 Environmental conditions The major environmental issues relating to an undersea walk activity are increase in water turbidity, damage to seabed ecosystem and the following environmental conditions shall be observed: (i) The proposed site shall have prior approval of the Ministry of Agro- Industry &

Fisheries (Fisheries Division) and shall remain a public domain. (ii) The exact Global Positioning System (GPS) coordinates of the platform shall be

submitted to the Ministry of Agro-Industry and Fisheries (Fisheries Division) and the Ministry of Environment and NDU.

(iii) The platform for the undersea walk activities shall be anchored on a sandy bottom devoid of corals, sea grass bed and seaweed. The anchored platform shall not be displaced.

(iv) The undersea walk activity shall be carried out only along defined and agreed trails, which shall be at a minimum distance of 5 m from any coral fields. The trails shall have prior approval of the Ministry of Agro- Industry & Fisheries (Fisheries Division).

(v) No coral shall be removed or broken. (vi) No marine organism shall be removed from the site. (vii) No marine organism, dead or alive shall be imported to the site. (viii) Feeding of fish shall not be allowed. (ix) All measures shall be taken by the promoter to ensure that the marine ecosystem

is not disturbed or damaged. (x) The proponent shall monitor the site and submit report on the state of the marine

environment on a quarterly basis to the Ministry of Agro-Industry and Fisheries (Fisheries Division) and the Ministry of Environment and NDU. Prior to start of operations, the promoter shall carry out a baseline study and place permanent transects on the site for future monitoring.

(xi) The hose used for supply of breathing air should not damage corals and other marine organisms.

(xii) The promoter shall be held responsible for any accident that may occur during the activity.

(xiii) The Department of Environment of the Ministry of Environment and NDU shall be informed in writing of the date of operation of the activity for monitoring purposes.

2

6.0 Enforcing agency Under Section 13 of the Environment Protection Act 2002, the enforcing agency for the environmental media is as follows:


Enforcing Agency

1 Issues related to waters in the zone

Ministry of Agro-industry and Fisheries ( Fisheries Division)

The above-mentioned enforcing agency shall monitor compliance with the conditions falling under its purview. 7.0 Offences As per section 85 of the Environment Protection Act 2002, any person who contravenes this act or any regulations made thereunder shall commit an offence, unless it is otherwise specifically provided, shall:-


(ii) On a second or subsequent conviction, be liable to a fine not exceeding 100,000 rupees and to imprisonment for a term not exceeding 8 years.




Tel: 203 6200 - 2036210 Website: http://environment.gov.mu


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ELECTROPLATING

1.0 Purpose of guideline This environmental guideline for electroplating has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development Electroplating is the electrolytic deposition of a thin layer of coating material on a metal surface. Copper, nickel, chromium, zinc, tin, lead, cadmium, iron, aluminium or combinations thereof can be used as coating material. Precious metals such as gold, silver, palladium, platinum, rhodium or mixtures of these metals can also be used for plating. 3.0 Potential impacts The major environmental issues associated with electoplating activities are odour, noise, generation of hazardous wastes and effluent disposal. The different aspects, impacts and nuisances related to such activities are listed below:

Activity Aspects Impacts/ Nuisances Construction phase Site preparation / Construction of buildings (where applicable)



Operation phase Electroplating activity

- Use of acids, alkalis and other chemicals - Risk of spillage - Cutting and polishing of metals - Solid wastes generation ( metal wastes, boxes and wrappings, plastic) -Effluent from the electroplating baths

- Odour and irritation - Land and water pollution - Dust and noise - Land and water pollution -Risks of contamination of water courses and groundwater

- Fumes and vapours from the electroplating activities

- Odour and irritation -Impact on air quality and associated health problems

4.0 Siting of activity The activity should be located outside residential areas 5.0 Environmental conditions The major environmental issues are odour, noise, generation of hazardous wastes and effluent disposal and the following conditions shall be observed: (i) All electric motors such as stand-by generator and air- conditioning devices shall



7:00 – 21:00 60*dB(A) Leq 7:00 – 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00 - 21:00 55 dB(A) Leq

21:00 – 7:00 50 dB(A) Leq


(ii) All gaseous emissions from the bakery shall be within permissible limits as per


Pollutant Standard





(iv) Hydrogen sulphide 5 ppm as hydrogen sulphide gas (v) Nitric acid or oxides of nitrogen

1 000 mg/ m3 as nitrogen dioxide


2

(iii) Toxic emissions from the electroplating activity shall be treated prior to discharge

into the atmosphere via an exhaust system and chimney. The chimney shall be designed as per good engineering practices.

(iv) All solid wastes generated from the factory shall be collected and disposed of. (v) All hazardous wastes shall be collected and disposed of as per the

Environmental Protection (Standards for Hazardous Wastes) Regulations 2001. (vi) Wastewaters shall be collected and disposed of. (vii) The handling transportation and storage of all materials shall be undertaken with

utmost care to avoid any risk of spillage and accidents. (viii) A contingency plan as provided for under section 30 (3)(a) of the Environment

Protection Act 2002 shall be prepared and implemented to combat any case of accidental spillage of fuel or chemicals.

(ix) No nuisance by way of noise dust, air pollution shall be caused to the public and surrounding environment during site preparation, infrastructural works and during operation of the activity.

(x) The Department of Environment of the Ministry of Environment and NDU shall be informed in writing of the dates of commencement of works on site and operation of the activity for monitoring purposes.



Enforcing Agency



3 Solid wastes , hazardous wastes




3









4




DECOMISSIONING OF TREAMENT PLANTS OR

INDUSTRIAL PLANTS

1.0 Purpose of guideline This environmental guideline has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development During recent years, many environmental nuisances associated with Demolition of buildings or decommissioning of treatment plants or industrial plants have been observed in Mauritius. These were characterised by indiscriminate dumping of construction, metal and other wastes on vacant lands, River banks or water courses that constituted eyesores, besides being environmental hazards. 3.0 Potential impacts The major environmental issues associated with the decommissioning of treatment plants or industrial plants are noise, air pollution, dust and generation of hazardous wastes. The different aspects, impacts and nuisances associated with such activities are listed below:

Activity Aspects Impacts/ Nuisances Decommissioning phase Demolition of plants

- Use of heavy machinery

- Generation of debris - Solid wastes generation -Generation of hazardous wastes

-Noise, dust -contamination of water courses - Dumping into sensitive areas such as water bodies, marshy land etc - Risk of contamination of water bodies

Reinstating of area

-Use of heavy machinery -leveling of site using excavated material

-Noise -Dust - Aesthetics and visual impacts


• Not applicable

5.0 Environmental conditions The following environmental conditions shall be observed:- (i) The noise level during demolition works shall be within the permissible limits as

per the Environment Protection (Environmental Standards for Noise) Regulations 1997. The noise exposure limits as per the above regulation are as follows:


7:00 – 21:00 60*dB(A) Leq 7:00 – 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00 - 21:00 55 dB(A) Leq

21:00 – 7:00 50 dB(A) Leq


(ii) All hazardous wastes, including chemicals shall be disposed of as per the

provisions of Environment Protection (Standards for Hazardous wastes) Regulations 2001.

(iii) The site of works shall be fenced and screened to protect site from strong winds and to contain dust propagation.

(iv) The following measures shall be taken so as to abate the visual impacts during demolition works:

Visual screening / fencing of works Proper location of equipment and machinery on site No encroachment of demolition wastes on pavements and roads

(v) Demolition works within residential areas shall be carried out during normal working hours (8:00 -17:00).

(vi) The demolition wastes shall be used as filler material. Any excess wastes shall be disposed of to an authorized site as recommended by the Ministry of Local Government.

(vii) No debris shall be burned on the site. (viii) No nuisance by way of noise dust shall be caused to the public and surrounding

environment during site preparation, infrastructural works and during operation of the activity.

2




Enforcing Agency













3




Timber Warehousing 1.0 Purpose of guideline This environmental guideline for timber warehousing has been prepared by the Ministry of Environment & NDU to ensure that all environmental issues are duly taken into consideration by stakeholders. 2.0 Nature of development Timber is mainly used for construction, manufacture of furniture as well as for paper production. Timber warehousing essentially involves the unloading and storage of timber. 3.0 Potential impacts The major issues associated with the timber warehousing are noise and solid waste disposal. The different aspects impacts and nuisances related to such activities are listed below:

Activity Aspects Impacts/ Nuisances Construction phase Site preparation / construction of warehouse (Where applicable)



Operation phase Loading and unloading of timber

- Vehicular movement -Noise pollution - Air pollution

Storage of timber - Inadequate ventilation and lighting - Poor housekeeping - Risk of fire

- Odour -Impact on air quality - Pests / Rodents / Flies -Air pollution

1

4.0 Siting of activity Timber warehouses should be located outside residential areas. 5.0 Environmental conditions The major environmental issues are noise and solid waste disposal and the following conditions shall be observed: 1. All electric motors such as circular saws shall be housed in soundproof

enclosures to keep noise level within permissible limits as per the Environment Protection (Environmental Standards for Noise) Regulations 1997. The noise exposure limits as per the above regulation are as follows:


7:00 – 21:00 60*dB(A) Leq 7:00 – 18:00 60 dB(A) Leq

21:00 – 7:00 55*dB(A) Leq 18:00 - 21:00 55 dB(A) Leq

21:00 – 7:00 50 dB(A) Leq


(ii) All solid wastes generated from the timber warehouse shall be collected and

disposed of. (iii) Wastewaters shall be collected and disposed of. (iv) No nuisance by way of noise dust shall be caused to the public and surrounding

environment during site preparation, infrastructural works and during operation of the activity.


2



Enforcing Agency











Tel: 203 6200 – 203 6210 Website: http://environment.gov.mu


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