1.
Green Infrastructure: Alternative
Approaches to Ecosystem and Water
Resources Restoration
Scott Horsley
Horsley Witten Group, Inc.- Founder and Partner
Tufts University – Adjunct Faculty

2.
Photo Copyright 1999, Center for Watershed Protection

3.
Alternative cul-de-sac

4.
NYC GI Design Criteria

5.
11

6.
Stormwater Planters
• Vegetative uptake of
stormwater pollutants
• Pretreatment for
suspended solids
before they reach water-
treatment facilities
• Aesthetically pleasing
• Reduction of peak
discharge rate

7.
18

8.
NYC GI Design Criteria

9.
ROW Bioswale – Site Photos

10.
Water Table Map
With Groundwater
Flow Arrows
Horsley Witten

11.
Preserved Historic Sandwich Road

12.
Horsley Witten

13.
Zone II

14.
WWTP
Zone II

15.
WWTP
Zone II
Interceptor/Irrigation
Wells

16.
THANK YOU!
QUESTIONS?