storm water management in landscaping

Storm Water Management in Landscaping

Nico Wissing (Megchelen, The Netherlands):

Vice President of ELCA

President of Committee of Firms ELCA

Chairman WissingTuinen : Design & ConsultancyMaster gardenersGarden MaintenanceGarden TS

Storm Water Management in Landscaping

Book: Wissing Tuinen I Outlook

Northern light

Outlook

Garden projects

Green city

Storm Water Management in Landscaping

Office in The Netherlands

Green roof

Storm Water Management in Landscaping

Garden Projects

Private garden ‘Seegers family- The Netherlands’

Storm Water Management in Landscaping

Garden Projects

Private garden ‘Fischbach family - Germany’

Storm Water Management in Landscaping

Garden ProjectsAzora den Es: nursing home -> garden for the senses

Storm Water Management in Landscaping

Garden Projects

Singapore Garden Festival 2006 : `The Green Jacket‘

Storm Water Management in Landscaping

The Green city

-Three-quarters of the world’s population lives in cities

-More green in urban areas

-The positive effects of green

-Directly involve landscape architecture in urban planning

-Green is for using -> not just looking

Storm Water Management in Landscaping

Why do we need Storm Water Management?

1. To improve the ground water table.

2. Lower cost for public sewage system.

3. Lower cost for investors.

4. More green in urban areas.

5. Less impact for the nature.

6. Reduce urban heat island effect by evaporation.

Improvements for paved surfaces

Traditional AdvancedTarmac Permeable tarmac

Concrete Paving Permeable Concrete

Concrete Block stones Permeable Block stones

Concrete Block stones for frequent use (parking lot, firefighting roads)

Concrete Block stones with grassgaps or grass grids

Paved walkway Water bonded walkways

Storm Water Management in Landscaping

Traditional Advanced

Bare Roof Green Roof

Runoff into public sewage system

Infiltration into ground on spot

Runoff into public sewage system

Collect and utilize rainwater for toilet flash irrigation and washing machine

Runoff into public sewage water cleaning plants

Cleaning water with plants in pond systems and swimming ponds

Improvements for paved surfaces

Storm Water Management in Landscaping

Storm Water Management in Landscaping

Flood Prevention

Methods, Construction

De-Sealing

Infiltration on Site

Storm Water Management in Landscaping

More frequently : Flooding

China Beijing 2004

Storm Water Management in Landscaping

Designing with Stormwater

Open Gutter drainsStormwater

Unpaved Surface

less

Surface runoff

Storm Water Management in Landscaping

Storm Water Circulation

Paved Surface

big

Surface runoff

Storm Water Management in Landscaping

Storm Water Management in Landscaping

The dimension of the sewage pipes can be reduced, because the quantity of water is much lower and the remaining water run-off is delayed.

Storm Water Management in Landscaping

Stormwater Infiltration in Landscape

Storm Water Management in Landscaping

Hollows (Attenuation Areas) ensure steady

Infiltration of accumulated water

Storm Water Management in Landscaping

Runoff from Driveways / Parking areas into

Infiltration Hollow (Attenuation Area) servingas an Overflow

Storm Water Management in Landscaping

Infiltration Hollow (Attenuation Area) integrated into Landscape

Überlingen Lake of Constance, Germany

Storm Water Management in Landscaping

Infiltration Hollow in open Landscape

Gate arch and gutter as design element, means

Storm water management becomes visible

IGA Rostock

Storm Water Management in Landscaping

Water cleaning with plants

Storm Water Management in Landscaping

Leaching Drain Pipes for Infiltration:Enlarged Retention space through Drainpipe in Pebble- / Gravel bed

Storm Water Management in Landscaping

Business parks and industrial areas: Rainwater ulitilization and aesthetics

Storm Water Management in Landscaping

Perforated Manhole for Infiltration

Storm Water Management in Landscaping

Underground Rainwater Retention (for Attenuation) made of prefabricated Concrete Units Volume 100 m³

Storm Water Management in Landscaping

Layers and Build up in Green Roofs SystemsRetains and utilizes Rainwater

Storm Water Management in Landscaping

Combined Design for Attenuantion System Green Roof - Cistern – Infiltration Hollow (Attenuation Area)

Storm Water Management in Landscaping

Rain Water Utilization in buildings

Storm Water Management in Landscaping

Rain Water Utilization in one Construction with Cistern (below) and perforated Concrete (top)

Storm Water Management in Landscaping

Green Roofs retain Rainwater

Wissing TuinenOffice, The Netherlands,

Megchelen

Storm Water Management in Landscaping

Rainwater Utilization on Green Roofs

Storm Water Management in Landscaping

Intensive Roof Gardens retain Water

Storm Water Management in Landscaping

Grass Gap Paving, not only for Walkways

Storm Water Management in Landscaping

Permeable Paving

Paving work of Landscape Contractor

Storm Water Management in Landscaping

Grass-Grid-Stones, a classic.

Thank you very much…