I-95 Express Lanes in Northern Virginia, Virginia

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I-95 Express Lanes in Northern Virginia, Virginia

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Owner: VDOT

Description: This Public-Private Partnership (P3) project provides 33 miles of HOT Lanes from Stafford County to Fairfax County. Endesco performed hydrologic and hydraulic analysis, drainage design, stormwater management, and erosion and sediment control design. Endesco utilized GIS technology to perform drainage area data for all storm drainage systems, MS-19 analysis, H&H analysis and stormwater management design. Endesco prepared all required drainage areas maps for this project. Endesco performed post design services for any drainage related tasks including Field design changes, shop drawing, and as-built plans and computations.

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WMATA, General A/E/C Services – PMCM and Engineering Support Services IDIQ, DC/MD/VA

Owner: Washington Metropolitan Area Transit Authority (WMATA) Description: Under this on-call IDIQ project, Endesco is assisting WSP and WMATA in providing assistance to review, evaluate, and comment on conceptual design/plans

Owner: VDOT Description: For this Diverge-Diamond Interchange construction project, Endesco provided water resource design services.

Owner: VDOT Description: The largest infrastructure project in the history of Virginia, this $3.9 Billion design-build project will ease this congestion with the addition of twin 2-lane bored tunnels just west of