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Flatlick Sewer Rehabilitation Phase III

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The project included rehabilitation of approximately 1,641 linear feet of 24-inch diameter pipe with cured-in-place pipe liner and replacement of 175 linear feet of sanitary sewer pipe. Crushed glass from the I-95 Landfill Complex was used as bedding material for the pipe replacement portion of work.

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Flatlick Sewer Rehabilitation Phase III

  1. 1. A Fairfax County, VA, publication Department of Public Works and Environmental Services Working for You! Project No. WW-000007-014E Sully District May 10, 2019 Flatlick Sewer Rehabilitation Phase III
  2. 2. Project Details Flatlick Sewer Rehabilitation Phase III Capital Facilities/Wastewater Design and Construction Division Description: The Flatlick Sewer Rehabilitation Phase III project included rehabilitation of approximately 1,641 linear feet of 24-inch diameter pipe with cured-in-place pipe liner and replacement of 175 linear feet of sanitary sewer pipe. Crushed glass was used as bedding material for the pipe replacement portion of work. The project was substantially complete on April 12, 2019. Project Overview: • Approximately 1,641 feet of existing 24-inch asbestos cement pipe was rehabilitated with cured-in-place pipe liner. • Approximately 175 feet of 24-inch asbestos cement pipe was replaced with 30-inch ductile iron pipe and encased by 42-inch steel casing across the Flatlick Branch Stream. Crushed glass from the I-95 Landfill was used as pipe bedding material. • Three manholes were replaced and six more were rehabilitated with cementitious lining. Project Team: • Suzy Harding, Wastewater Design and Construction Division • Tom Richardson, Wastewater Collection Division • Colleen Block, Wastewater Design and Construction Division • Craig Jeter, Solid Waste Operations Division
  3. 3. Flatlick Sewer Rehabilitation Phase III Capital Facilities/Wastewater Design and Construction Division Sully District, Tax Map No. 44-1 Roughly 175 LF of completely replaced pipe CIPP Lined Pipe Project Area
  4. 4. Flatlick Sewer Rehabilitation Phase III Capital Facilities/Wastewater Design and Construction Division Pre-Existing Conditions Manhole Manhole Pipe to be lined Pipe to be replaced
  5. 5. Flatlick Sewer Rehabilitation Phase III Capital Facilities/Wastewater Design and Construction Division During Lining Lining Truck Lined Pipe Inside the Truck
  6. 6. Flatlick Sewer Rehabilitation Phase III Capital Facilities/Wastewater Design and Construction Division Bypass Pumping By-pass Pumps By-pass Pipes
  7. 7. Flatlick Sewer Rehabilitation Phase III Capital Facilities/Wastewater Design and Construction Division Pipe Replacement Ductile Iron Pipe Steel Casing Ductile Iron Pipe
  8. 8. Flatlick Sewer Rehabilitation Phase III Capital Facilities/Wastewater Design and Construction Division Crushed Glass Stockpile of Crushed Glass Crushed Glass First load of crushed glass being placed on site Crushed Glass
  9. 9. Additional Information For additional Information, please call www.fairfaxcounty.gov/publicworks Flatlick Sewer Rehabilitation Phase III Capital Facilities/Wastewater Design and Construction Division Matthew Kaiser, Public Information Officer 703-324-8455, TTY 711 Matthew.Kaiser@fairfaxcounty.gov

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