Stormwater Projects Under Construction


  • Royal Lake Dredging & Restoration

    • Contract No. - CN15125138
    • Project No. - SD-000033-040
    • Project Engineer - Bill Nolan
    • Contractor - ASI Constructors, Inc.
    • Location - Braddock
    • Scope - Dredging of up to 51,220 CY of sediment from Royal Lake. Work to include excavating two sediment forebays and construction of two sediment forebay berms, site restoration, shoreline stabilization, furnishing and installing fish habitats, streambank stabilization, installation of one new ACB ramp, and replacement of an existing boat ramp with an ACB ramp.
    • Completion - June 2017
  • Colvin Run Phase I Lake Fairfax Park Stream Restoration

    • Contract No. - CN16125150
    • Project No. - SD-000031-141
    • Project Engineer - Jay Horstman
    • Contractor - Avon Corporation
    • Location - Hunter Mill
    • Scope - Construction of approximately 2,220 feet of stream restoration of the Colvin Run Branch of the Difficult Run stream. The work includes stream restoration for the main channel and designated unnamed tributaries; removing existing 48-inch diameter RCP storm culverts; furnishing a precast arch culvert; removing and replacing private asphalt roads; porous asphalt trail; and converting a portion of the existing main stream channel into a low-flow bypass channel.
    • Completion - May 2017
  • Franklin Park & Chesterbrook Neighborhood Stormwater Improvement Project

    • Contract No. - CN13125070
    • Project No. - SD-000031-061
    • Project Engineer – Dave Becker
    • Contractor – Sagres Construction Corporation
    • Location –  Dranesville
    • Scope –combination of roadwork, utility relocation and stormwater improvements.  A majority of the work will be performed in the Virginia Department of Transportation Right-of –Way.  The work will include, but not limited to, the installation of: new pavement, parking pads with permeable pavers, utility relocation, amended swales and infiltration trenches with biosoil, underground water chambers, and other stormwater improvements.
    • Completion – Jan. 2017
  • Flatlick Branch Phase I Stream Restoration

    • Contract No. CN13125088
    • Project No. SD-000031-010
    • Project Engineer - Jay Horstman
    • Contractor - Avon Corporation
    • Location - Sully
    • Scope - Construction of approximately 1,850 feet of stream restoration of the Flatlick Branch of the Cub Run stream including associated unnamed tributaries. The work shall include the following: Stream restoration, retrofitting an existing SWM basin into a Level 2 Constructed Wetland, removing sanitary sewer main (concrete encased asbestos cement pipe), sanitary sewer pipe (DIP), sanitary sewer bypass pumping, storm sewer man holes, storm sewer pipe (RCP) removing and replacing an existing concrete fair weather stream crossing, trail construction, clearing, tree removal, eradication of invasive plant species, trees, shrubs, sanitary sewer manhole, erosion and sediment control, and site restoration. The proposed stream restoration work has been designed to Natural Channel Design (NCD) standards. Proposed NCD components include: modified cross vanes, rock weirs, step pools, meandering riffles, boulder riffles, toe logs, root wads, plunge pools, reinforced bed material, salvaged reinforced bed material, rock steps, in-stream rock sills, cross vane woody debris, in-stream woody debris, Type I, II, and III, tree save benches, tree save pits, and native plantings.
    • Completion - Summer 2016

  • Wakefield Park (North & South) Stream Restoration

    • Contract No. CN14125121 & CN14125120
    • Project No. SD-000031-126 & SD-000031-125
    • Project Engineer – Yudhie Brownson
    • Contractor – Meadville Land Service Inc.
    • Location – Braddock
    • Scope – Combined construction of two stream restoration projects within the Fairfax County Park Authority (FCPA) maintained Wakefield Park; the park area is located to northwest of the Capital Beltway (Interstate 495) and Braddock Road (Route 620) interchange. The combined stream restoration length is approximately 3,700 feet long. The work will include but not limited to the installation of: various in-stream structures, stabilization of stream banks and channel, pipe culverts, installation of pedestrian bridge crossing, and other relevant stormwater quality improvements.
    • Completion – December 2016
  • Annual Contract for Stream Restoration Water Quality Improvements

    • Contract No. CN13125900
    • Project Engineer – Chris Triolo
    • Contractor – Environmental Quality Resources, LLC
    • Scope - Work shall include projects solely specific in nature to stream restoration and water quality improvement.
    • Completion – March 2016

     


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