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Monarch Portals


Location
West Virginia
Publication Date
06/12/2019 07:02 AM EDT
Closing Date
07/02/2019 10:30 AM EDT
Issuing Organization
State of West Virginia - Department of Environmental Protection
Solicitation Number
Description

Specifications include, but are not limited to: The project includes three sites consisting of portals and drainage work including; three modified wet seals; one steel frame bat gate mounted on a concrete mine entry, two 36- inch diameter HDPE bat gate seals, four Polyurethane Foam (PUF) seals, and two collapsed draining portals stabilized with rip rap slope protection. Other work will include; temporary erosion and sediment control, temporary improvement of existing roads for construction access, demolition and backfill of old mining structures, construction of a low water crossing, gravel blanket installation for surface stabilization/drainage, cleanup of trash and garbage, and re-vegetation of disturbed areas at completion; • Mobilization/Demobilization of necessary and sufficient sized equipment to the project areas to complete the project within the stated time frames. • Survey and construction layout of grading, facilities, constructions, and appurtenances shown on the Plans. • Quality control. • Erosion and sediment control during construction in accordance with the approved Construction Stormwater Permit and Plans

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