Template for Deign and Estimation of Sewerage System Input Data Assumptions

I PopulationYear Population Households

1951 49,260 I Population Projections 1961 55,248 1971 71,266 If the above option is "Available Projected Data" enter projected population below 1981 102,837 Year1991 146,262 Population2001 211,893 31,174

DecadeII Present Sewerage System Decade

Present Population 2010 275000 Nos Growth Rate%Sewage disposal through sewers MLDNo of Sewer connections Nos II Design PeriodCoverage with sewer network Persons Base YearLength of Gravity Sewer Network 15 KM

Design Period for STPNo of Sewage Pumping Stations 1 STP Design Capacity - MLD III Market RatesSTP Actual Flow 0 MLD Sewer Network per KMNo of Employees for sewerage Nos SPS with civil, M & E complete, per MLD Road Length Pucca 150 KM SewageTreatment Plant, Rate per MLDRoad Length Kutcha 70 KM Land Cost per HectareNo of STPs at present - Waste Water qty reaching sewers 80.00%Land Required ASP 0.20 Ha/MLDSTP capacity to develop in stages 2 StagesQty of waste from other sources 5 MLD

Ground Water Infiltration 5,000 LPD/Ha Length of Sewer in meter per Hactare area of cityGround Water Table 20 m IV SPS DesignArea of Municipal Council 14.2 ha Peak Sewage flow

Area of Master Plan Area, 2031 46.5 ha Peak factor

Liquid depth in wet well assumed

Invert Level

Ground Level

Delivery length of pumping Main

Detention time in Wetwell

Velocity of flow during peak flow

Velocity of flow during average flow

Proposed pumps Working

Stand by pumps

Material of pumping Main pipe

If the above option is "Growth Rate based Project" enter below the Decadal Growth Rate to be used for Projection

Level of Delivery Point above GL of SPS

City Hapur Assumptions User Instructions

Method/Basis colours. Input data or review the data/result according to following color codes: Geometric Growth Method (GM) Choose from drop down menu only

Input data to be provided If the above option is "Available Projected Data" enter projected population below

2011 2021 2031 2041 Review the provided values & 310,000 400,000 500,000 600,000 revise/update if required

No data to be entered select from drop down menu

Decadal Growth Rate 4 Population Projection: Excle sheet gives population projection by different 2001-11 2011-21 2021-31 2031-41 standard methods. If decadal growth is assigned for future 2.00% 1.90% 1.80% 1.70% then it should be given in decadal growth

green cells should be reviewed and modified/updated as per need

Year 2011 15 2026

Market Rates Rs DI K7 Dia i Rs/meterSewer Network per KM 5,500,000 100 918 SPS with civil, M & E complete, per MLD 25,000 150 1,395 SewageTreatment Plant, Rate per MLD 7,000,000 200 1,540 Land Cost per Hectare 10000000 250 2,005

DI K7 Dia in mm Rs/meter 300 2,543 700 9,622 350 3,197 800 12,550 400 3,833 900 15,314 450 4,547

1000 18,354 500 5,325 Length of Sewer in meter per Hactare area of city 125 600 7,015

SPS1 SPS2 SPS3lps 43.70 81.69 1173.11

3.00 2.50 2.25

m 2.20 2.20 2.20

m 207.50 207.50 202.76

m 211.00 211.00 207.00

m 150.00 150.00 600.00

m 7.00 7.00 7.50

mins 20.00 20.00 20.00

m/s 1.20 1.20 1.20

m/s 0.80 0.80 0.80

numbers 2 2 2

100.00% 100.00% 100.00%

DI DI DI

1 Input Data:The cells for data input and requiring users review are shaded with different

If the above option is "Growth Rate based Project" enter below the Decadal Growth Rate to be used for 2 Output:3 output tables are given which is final output and shall be part of report

5 Sewage Pumping Station: Three SPS required in this case. In case of more or less suitably it is to be corrected. Yellow cells should be filled suitably and

No. of Years: Choose from drop down

User Instructions

colours. Input data or review the data/result according to following color codes:

Enter data if condition satisfy

No value to be enteredCalculates automatically

No data to be entered select from drop down menu

4 Population Projection: Excle sheet gives population projection by different standard methods. If decadal growth is assigned for future then it should be given in decadal growth

green cells should be reviewed and modified/updated as per need

The cells for data input and requiring users review are shaded with

3 output tables are given which is final output and shall be part of report

Three SPS required in this case. In case of more or less suitably it is to be corrected. Yellow cells should be filled suitably and

Table 1: Projected Population & Water Demand

Year Population Waste GenerationMLD

2011 285,017 35.78 2016 330,557 40.70 2021 383,375 46.40 2026 444,632 53.02 2031 515,676 60.69 2036 598,072 69.59 2041 693,634 79.91

Table 2: Sewage Treatment Treatement Capacity

Ultimate STP Capacity Required (30 years design period) MLD 79.91 Existing Capacity of STPs MLD - STP capacity required to be developed now MLD 79.91 Land requirement for STP ha 15.98 STP capacity of 30 years to be developed in modules of equal capacity No Modules 2.00 STP capacity for Stage 1 MLD 40 STP capacity for Stage 2 MLD 40

Table 3: Sewage Pumping and Pumping Main

Particulars Diameter of the wetwell m 3.50 5.00 19.50Discharge in each Pump cum/hr 80.00 150.00 2120.00Pumping Head m 11.50 11.00 173.00KW required of each pump KW 6.00 11.00 144.00No of Pumps No 4.00 4.00 4.00Total KW KW 24.00 44.00 576.00Diameter of the pipe proposed mm 200.00 270.00 1100.00Pipe Material DI K7 DI K7 DI K7

Table 1: Population Projection

Year Population Households HH Size

1951 49,260 1961 55,248 12.16% 1.15%1971 71,266 28.99% 2.58%1981 102,837 44.30% 3.74%1991 146,262 42.23% 3.59%2001 211,893 44.87% 3.78% 31,174 72011 285,017 34.51% 3.01% 41,932 72016 330,557 34.51% 3.01% 48,632 72021 383,375 34.51% 3.01% 56,403 72026 444,632 34.51% 3.01% 65,415 72031 515,676 34.51% 3.01% 75,867 72036 598,072 34.51% 3.01% 87,989 72041 693,634 34.51% 3.01% 102,048 7

Population Projections

Year Population1951 49,260 1961 55,248 5,988 12.16%1971 71,266 16,018 10,030 28.99%1981 102,837 31,571 15,553 44.30%1991 146,262 43,425 11,854 42.23%2001 211,893 65,631 22,206 44.87%

32,527 14,911 34.51%2011 285,017 244,420 259,330 285,017 262,922 310,000 258,296 2021 383,375 276,946 291,857 383,375 317,393 400,000 374,200 2031 515,676 309,473 324,384 515,676 383,177 500,000 478,121 2041 693,634 341,999 356,910 693,634 464,181 600,000 591,806

- - 1.00 - - -

Decadal Growth Rate

Annual Growth Rate

Arithmetic Growth Method (AM)

Incremental Increase (IM)

Geometric Growth Method (GM)

Average of AM_IM_GM

Available Projected Data

Growth Rate based Projection

2.00%1.90%1.80%1.70%

Input Growth Rate

Table 2: Waste Water quantity Generation

Year Population LPCD Waste Water WW in Sewers GW Infiltration Qty other sources TotalMLD MLD MLD MLD MLD

2011 285,017 135 38 30.78 - 5.00 35.78 2016 330,557 135 45 35.70 - 5.00 40.70 2021 383,375 135 52 41.40 - 5.00 46.40 2026 444,632 135 60 48.02 - 5.00 53.02 2031 515,676 135 70 55.69 - 5.00 60.69 2036 598,072 135 81 64.59 - 5.00 69.59 2041 693,634 135 94 74.91 - 5.00 79.91

Table 3: STP Capacity Requirement

ParameterUltimate STP Capacity Required (30 years design period) MLD 79.91 Existing Capacity of STPs MLD - STP capacity required to be developed now MLD 79.91 Land requirement for STP ha 15.98 STP capacity of 30 years to be developed in modules of equal capacity No Modules 2.00 STP capacity for Stage 1 MLD 40

Table 3: Sewage Pumping Station

Design of Sewage Lifting Station Unit PS -1 PS -2 PS -3

A

1 Peak Sewage flow lps 43.70 81.69 1173.11

2 Peak factor 3.00 2.50 2.25

3 Liquid depth in wet well assumed m 2.20 2.20 2.20

9 Invert Level m 207.50 207.50 202.76

10 Ground Level m 211.00 211.00 207.00

11 Delivery length of pumping Main m 150.00 150.00 600.00

12 Level of Delivery Point above GL of SPS m 7.00 7.00 7.50

B

4 Detention time in Wetwell mins 20.00 20.00 20.005 Velocity of flow during peak flow m/s 1.20 1.20 1.20

6 Velocity of flow during average flow m/s 0.80 0.80 0.80

7 Proposed pumps Working numbers 2 2 2

8 Stand by pumps 100.00% 100.00% 100.00%

13 Material of pumping Main pipe DI DI DI

C Design of Sewage Pumping Station

1 Peak Sewage flow lpd 3775680 7058016 101356704

2 Average Sewage flow lpd 1258560 2823206 45047424

3 Average Sewage flow lps 14.57 32.68 521.38

Wetwell Design

5 Volume of the Wetwell Required Cum 17.48 39.21 625.66

7 Area of the Wetwell Required Sq.m 7.95 17.82 284.39

8 Diameter of the wetwell m 3.18 4.76 19.03

9 Diameter of the wetwell, say m 3.50 5.00 19.50

10 Diameter of pumping main for average flow mm 152.26 228.05 910.94

11 Diameter of pumping main for peak flow mm 215.33 294.41 1115.66

12 Average dia for peak & average flow mm 183.80 261.23 1013.30

13 Dia of pumping main m 0.20 0.30 1.10

14 Area of pumping main pipe Sq. m 0.03 0.07 0.95

15 Velocity in pipe for peak flow m/s 1.39 1.16 1.23

16 Discharge in each Pump lps 21.85 40.85 586.56

17 Discharge in each Pump cum/hr 78.70 147.10 2111.60

18 Discharge in each Pump, say cum/hr 80.00 150.00 2120.00

19 Pumping Head m 11.50 11.00 12.50

Hydraulic Details

20 Depth m 3.50 3.50 4.24

21 Head loss m 0.60 0.42 0.43

22 Total head required m 11.10 10.92 12.17

23 KW required 5.00 9.00 144.00

KW required 6.00 11.00 173.00

24 Diameter of the pipe proposed mm 200.00 270.00 1100.00

D Output Table

1 Diameter of the wetwell m 3.50 5.00 19.50

2 Discharge in each Pump cum/hr 80.00 150.00 2120.00

3 Pumping Head m 11.50 11.00 173.00

4 HP required of each pump 6.00 11.00 144.00

5 No of Pumps 4.00 4.00 4.00

6 Total KW 24.00 44.00 576.00

Sr. no

Input Information: In yellow cells information to be filled as per particular requirement

Review/Update If needed: In green cells review information and update if needed

7 Diameter of the pipe proposed mm 200.00 270.00 1100.00

8 Pipe Material DI K7 DI K7 DI K7

Table 7: EstimateS No Item Quantity Rate Units

1 Sewer Net work 205 5,500,000 No2 Construction of Sewage Pump House 644 25,000 KW3 Construction of Sewage Treatment Plant 40 7,000,000 MLD4 Cost of Land for STP, SPS 16 10,000,000 Ha5 Sub Total6 Physical Contingency 10%7 Other contingencies 5%8 Grand Total

AmountRs 1,127,500,000 16,100,000 279,693,695 159,824,968 1,583,118,663 158,311,866 79,155,933 1,820,586,463