TWEEDS PARK GREEN TECHNOLOGY / SUSTAINABLE DESIGN
HOCKESSIN, DELAWARE
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Duffield Associates was retained to assist the Delaware Department of Transportation in planning, designing, and constructing a recreation park that includes the addition of multi-purpose athletic fields and the relocation and restoration of the historic two-story 1796 Tweed's Tavern. Duffield Associates devised "Green Technologies" for control of stormwater runoff from the park and upland drainage basin, such as reforestation, wetlands creation, bio-retention and bio-swales. This design build park project consists of an historic village, a regional stormwater management facility, three multi-purpose athletic fields, a Tot-lot, parking and access improvements for an adjoining health and fitness complex also designed by Duffield Associates.

Duffield Associates responsibilities on this unique project included complete design, construction and construction management services. The key components of this project included:

• Site design of the park and stormwater management areas.
• Design and layout for 3 multi-purpose athletic fields including turf specifications.
• Design of irrigation system for the athletic fields.
• Phase I and II Environmental Site Assessments.
• Coordination of permitting and interface with local, state, and federal authorities.
• On-site wetlands creation and mitigation.
• Stream restoration.
• Forested riparian buffer restoration.
• Open field meadow and Piedmont forest restoration.
• Selective demolition of the 1970's structure encapsulating Tweeds Tavern.
• Disassembly, relocation and historically authentic reconstruction of the two-story historic Tweeds Tavern.
• Demolition of the existing structures on the former parcels and site restoration.
• Overall site development and construction management.
• Architectural and engineering design, and archaeological studies.

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