DIVISION 04 • WATER QUALITY & DRAINAGE

STORMWATER & EROSION CONTROL SUPPORT

Materials and Fabricated Hardware for Drainage, Stormwater BMPs and Erosion and Sediment Control on Virginia and East Coast Sites.

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STORMWATER & EROSION CONTROL CAPABILITIES

Drainage Conveyance

RCP, HDPE and corrugated storm pipe, inlets, junction structures, headwalls, flared-end sections and rip-rap outlet hardware.

Stormwater BMP Hardware

Outlet-control structures, risers, trash racks, weir plates, grates and access covers for ponds, bioretention and underground systems.

Erosion & Sediment Control

Silt fence components, inlet protection, check dams, erosion-control blankets, stabilization products and sediment-basin hardware.

Custom Fabricated Grates & Covers

Stainless, aluminum and galvanized grates, trench covers, debris screens and access hatches built to approved shop drawings.

WHAT WE SUPPORT ON STORMWATER PROJECTS

Sediment traps & basins: risers, outlet pipes, baffles and skimmer hardware for temporary controls; traps serve under 3 acres of drainage and basins 3 acres or more in Virginia.
Permanent BMPs: outlet structures, orifice and weir plates, trash racks and access hardware for detention, retention and bioretention facilities.
Inlet & outlet protection: filter-sock, inlet-insert and rip-rap apron hardware.
Trench drains & channel drains: grated drain systems and heavy-duty covers for industrial, port and airfield pavements.
Debris screens & safety grates: custom bar grating, escape ladders and fall-protection hardware at basins and structures.
Flood-control & tidal hardware: flap gates, tide gates, backflow preventers and stainless fasteners for coastal and tidal environments.
Stabilization materials: matting, geotextiles and turf-reinforcement products staged by phase.
SWPPP documentation support: product data and delivery records for the project's erosion and sediment control and SWPPP documentation.

REGULATORY NOTES (VIRGINIA)

Construction General Permit:land disturbance of one acre or more generally requires VSMP permit coverage and an approved ESC plan (DEQ).
Responsible Land Disturber:a DEQ-certified RLD (3-year certification) must be designated before work begins.
Basin criteria:minimum 134 cubic yards of storage per acre of drainage area; outfalls designed for the 25-year, 24-hour storm (9VAC25-875-560).
Chesapeake Bay TMDL:additional controls where a construction stormwater wasteload allocation applies.

WHAT TO INCLUDE WITH YOUR RFQ

  • Stormwater / ESC plan sheets and structure schedules
  • Pipe, structure and coating requirements
  • Locality, DEQ or VDOT standard details
  • Target delivery and phased staging schedule
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Or call 804-384-0211 • 888-384-0121