paul spring branch stream restoration
TRANSCRIPT
A Fairfax County, VA, publication
Department of Public Works and Environmental Services
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Paul Spring Branch Stream RestorationContract Number CN14316007Project Number SD-000031-144Task Order No. 26Mount Vernon District
February, 2016
PAUL SPRING BRANCH STREAM RESTORATION
Capital Facilities/Utilities Design and Construction Division/Transportation and Stormwater Construction Branch
Project DetailsPaul Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Transportation and Stormwater Construction Branch
Description:The Paul Spring Branch project was substantially completed on September 10, 2015. The project consisted of the restoration of a highly degraded tributary using natural channel design techniques.
Project Overview:• Restored 550 feet of stream channel using natural channel design techniques• Reconnection of the channel with its floodplain by raising the stream bed• Stabilization of the stream bed and banks, reduction of erosion through the installation of various in-stream
structures to include: Log Sills, Rock Sills, Cross-Vanes, Step Pools and a Plunge Pool• Restoration of the site with native trees, herbaceous plants and grasses for improved buffer habitat• Reduction of 239 lbs of total nitrogen per year, 43 lbs of total phosphorus per year, and 6,000 lbs of sediment per
year
Project Team:• Stormwater Planning Division – Fred Wilkins• Urban Forest Management Division - Hugh Whitehead • Utilities Design and Construction Division (UDCD) - Dave Becker• Project Inspector, UDCD - Joseph Adzovie
Capital Facilities/ Utilities Design and Construction Division/Transportation and Stormwater Construction Branch
7509 Fort Hunt Road – Tax Map #93-4Mount Vernon District
Paul Spring Branch Stream Restoration
PROJECT SITE
Capital Facilities/Utilities Design and Construction Division/Transportation and Stormwater Construction Branch
Paul Spring Branch Stream Restoration
Pre-Construction
Capital Facilities/Utilities Design and Construction Division/Transportation and Stormwater Construction Branch
Post Construction - View Looking Upstream Towards HeadwallPaul Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Transportation and Stormwater Construction Branch
Paul Spring Branch Stream Restoration
Post Construction - View Looking Downstream at Channel Stabilization
Before After
Paul Spring Branch Stream Restoration
Capital Facilities/ Utilities Design and Construction Division/Transportation and Stormwater Construction Branch
Additional Information
For additional Information, please call
www.fairfaxcounty.gov/dpwes
Paul Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Transportation and Stormwater Construction Branch
Irene Haske, Public Information Officer703-324-5821, TTY 711