Content | Date | Cost | Contractor Rank | Address | Contractor |
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SCORE 56 101 N St Nw, Washington, Dc 20001 The phase 2b portion of the dunbar sr. High school project includes drilling, loop installation, grouting, and horizontal piping connections of 69 vertical geothermal boreholes to a depth of 4 ft. Each. Air rotary drilling application. 8. 5 inch borehole to install a500b steel pipe casing ft. Into competent bedrock. 5. 5 inch borehole to target depth. Date: March 21, 2014 Contractor: Teddy Gebremich Dept Of General Services Client: Teddy Gebremichael Dept Of General Services | Permit type: Miscellaneous | Permit status: Permit issued | Permit id: Sb1400203 |