1C Sustainable Design

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Sustainable, Multi-Use ComponentsHow Do They Fit In with TodaysStormwater Management?

March 11, 2009

Kim Sarmento, PE


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SustainabilityDevelopment which meets the needs of the

present without compromising the ability of futuregenerations to meet their own needs.-1987 World Commission on the Environment

Protect, enhance, and integrate natural and waterresources

Preserve cultural resources

Promote human health and well-being


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Triple-bottom line

Environmental

Protection

SocialProgress

Economic

Prosperity


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Storm water-specific sustainability Preserve and incorporate existing resource

areas into development

Rainwater as a resource ratherthan waste

Preserve or enhance soilpermeability

Utilize appropriate BMPs for effective stormwater treatment


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Sustainable Stormwater Components

Buffers

Rain gardens

Native Vegetation

Permeable pavements

Lets look at ways to incorporate multi-use components


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Stormwater Routing Drainage routed to rain

garden allowsinfiltration, less stressto storm sewer system,or smaller storm pipe

Drainage routed

to street mayoverflow stormsewer system

Street Street


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Buffers

No buffer runoffis relativelyunimpeded

Buffer runoff isslowed, filtered,infiltrated beforeentering wetland orwater body


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Infiltration Strategies

Groundwater

recharge/volumecontrol

Water quality benefits

Maintain stream baseflows

Spruces up theneighborhood

Provides habitat


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Native plants

Deep root systems

Filter-out/absorb pollutants

Wide variety of species


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Native Plants Add Aesthetics


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Education

Community Involvement

Promotes Awareness

Promotes Imitation


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Funding Opportunities

Water Quality

Recreation

Natural Resource Protection

Flood Hazard Mitigation

Community Development


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Case Studies

Shoreline and Streambank Stabilization

Stormwater Management

Outdoor Recreation

Energy Conservation


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Long Lake Shoreline Stabilization


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Erosion Problems

Bank undercutting

Fallen and leaning

trees


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Multi-use Components

Pedestrian access

Educational signs


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Sustainable Success

Water quality

& habitat

Neighborhood

aesthetics

Grant funding


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White Pine Channel


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Problems

Eroded banks

NPS Pollutants

Sump dischargelines


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Multi-use Components Rock Toe

NativeVegetation


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Meanders

Riffle/pool

RecreationalTrail


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Sustainable Success

Water quality

Community use

Grant funding


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John Janega Memorial Park


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Problems

Sedimentation

Dense Cattails


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Problems Diminished

RecreationalSpace

Outdatedplayground


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Multi-use Components Storage

Volume Vegetation

Management

NativeVegetation

Recreation


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Sustainable Success Stormwater

management

Water quality

Community use

Educational Signs

Grant funding


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Barefoot Bay Aquatic Center


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Rain gardens

Native vegetation

Wetland detention


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Sustainable Success

Stormwater

management

Water quality

Communityuse


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Bonestroo Campus


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Development Issues

Maximize site

potential, building andparking size

Fragmented site

Regional stormwaterpond

Periodic site flooding

Poorly draining soils


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Integrated Design Solutions Reconfigure regional

pond

Permeable pavements

Rain gardens

Energy efficient building


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LEED Design Principles Cool roof

Low-E windows

LED lighting

Regulatedlighting

Waterconservation


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Sustainable Success

Energy

conservation

Pollution

Mitigation Aesthetics


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Summary

Integrated design solutions enhance

function and aesthetics.

Employing multiple-use design strategies

provides better solutions.

Meeting the triple bottom line is a

success for everyone.

Community. Economy. Environment.


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Questions?

Documents

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