Content | Date | Cost | Contractor Rank | Address | Contractor |
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SCORE 56 5701 Broad Branch Rd Nw, Washington, Dc 20015 Installation of 7, 2-inch diameter, monitoring wells to an estimated completion depth of feet below ground surface. The monitoring wells will be installed using hollow-stem auger with a 6 inch outer diameter and a 4 inch inner diameter auger. The wells will be constructed of gauge pvc with feet of 0. 0 inch slotted diameter screen at the bottom of each well. Number 2 sand will be used around the screen with 2 feet of medium bentonite chips extending above the sand. A bentonite/portland cement/potable water grout will then be placed from the top of the bentonite chips to just below the surface. The wells will be flush mounted with locking well caps. Soil samples and groundwater samples will be collected for laboratory analysis. Date: September 24, 2014 Contractor: Ecs Midatlanti Attn: Jason Beck Client: District Department Of General Services Attn: Mike Quadrino | Permit type: Miscellaneous | Permit status: Permit issued | Permit id: Sb1400415 |