• Old Courthouse: Restoration for 3,400 of an existing stream including: channel grading, floodplain connection, and erosion prevention • Within Tysons Corner, crossed under a major pedestrian commuter route to a new Silver Line Metro stop

1. A Fairfax County, VA, publication
Department of Public Works and Environmental Services
Working for You!
Project No. SD-000031-150
District: Hunter Mill
Tax Map No. 029-3
January 29, 2021
OLD COURTHOUSE SPRING BRANCH STREAM RESTORATION

2. Old Courthouse Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Stormwater Construction Branch

3. Project Details
Old Courthouse Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Stormwater Construction Branch
Description:
• Restoration for 3,400 of an existing stream including: channel grading, floodplain connection, and erosion
prevention
• Within Tysons Corner, crossed under a major pedestrian commuter route to a new Silver Line Metro stop
Overview:
• Stream Restoration
• High Flow Bypass Channel and Offline Pool
• Sanitary Sewer Replacement and Upsizing
• Open Cut A 30-foot Long Portion of the Vesper Trail as access for the required sewer rehabilitation
• Landscape Plantings
Project Team:
• Charles Smith – Project Manager, Stormwater Planning Division
• Thomas Richardson – Project Manager, Wastewater Collections Division
• Jay Horstman – Construction Manager, Utilities Design and Construction Division
• Yagya Bhandari – Construction Inspector, Utilities Design and Construction Division
• Lisa Baker – Right of Way Agent, Land Acquisition Division
Benefits:
• Removal rates in pounds per year:
• 78,300 lbs. of sediment (total suspended solids)
• 244 lbs. of total phosphorous
• 486 lbs. of total nitrogen

4. Old Courthouse Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Stormwater Construction Branch

5. Old Courthouse Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Stormwater Construction Branch
South of Route 7, West of Gosnell Road
SITE

6. Before After
Old Courthouse Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Stormwater Construction Branch

7. Before After
Old Courthouse Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Stormwater Construction Branch

8. Before After
Old Courthouse Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Stormwater Construction Branch

9. Before After
Old Courthouse Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Stormwater Construction Branch

10. Before After
Old Courthouse Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Stormwater Construction Branch

11. Before After
Old Courthouse Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Stormwater Construction Branch

12. Before After
Old Courthouse Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Stormwater Construction Branch

13. Before After
Old Courthouse Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Stormwater Construction Branch

14. Additional Information
For additional Information, please call
www.fairfaxcounty.gov/publicworks
Old Courthouse Spring Branch Stream Restoration
Capital Facilities/Utilities Design and Construction Division/Stormwater Construction Branch
Sharon North or Irene Haske in the
DPWES Public Information Office
703-324-5500, TTY 711
Sharon.North@fairfaxcounty.gov
Irene.Haske@fairfaxcounty.gov