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| Content | Date | Cost | Contractor Rank | Address | Contractor |
|---|---|---|---|---|---|
SCORE 56 1st Street Sw And R Street Sw Washington Dc Drilling up to 8 borings (depths of ft) with three inch diameter, with 4 converted to temporary monitoring wells for environmental investigation. Borings will be grouted in accordance with ddoe requirements upon completion of sampling. Bentonite slurry with 2:1 ratio of bentonite powder to water. Work will be conducted on 1st street sw and r street sw in-between potomac ave sw & s street sw. Soil borings not completed as temporary wells will be backfilled/abandoned within 24-hours of sampling using a bentonite slurry (two pounds of bentonite to one gallon of water) in accordance with ddoe guidance. The grout will be installed using a tremie pipe from the bottom of the borehole to the ground surface to prevent surface water infiltration. Work will be performed under ddoe regulation and as per site plans, work plans report and ddoe/construction & schematic forms.  Date: November 11, 2014 Contractor: Haley And Aldrich Inc. Haley And Aldrich IncClient: District Of Columbia-Dept. General S. District Of Columbia-Dept. General S. | Permit type: Excavation; boring test pit (single) | Permit status: Permit expired | Expiration date: April 23, 2015 | Permit id: Pa102624 |
