Rehab Maintenance Facility Driveway and Parking lot, Fort Randall SD

Rehab Maintenance Facility Driveway and Parking lot

Ft Randall Project SD

Description:

The work includes removal of approximately 2,870 square yards of road asphalt that averages 4"-5" thick along the Maintenance Facility driveway and 3"-3.5" along the parking lot. The asphalt material will be either hauled about one mile away to the Fort Randall Bone Yard and stockpiled; or milled and stockpiled near the job site. The new design of the Maintenance Facility driveway and parking lot sub-base will consist of work to cut and/or fill to the elevations indicated on the drawings and compacted, while new sub-base areas will need to be excavated then filled with 6" of compacted gravel. Cut sub-base material (approximately 2" deep) from the driveway sections is to be used as sub-base fill on the parking lot extensions. Other work will include: 1) Removal of three (3) street light poles to be retained by the Government and respective footings estimated at 24"x24"x96" deep (cut conduit & abandon) to be disposed of by the contractor; 2) Removal and disposal of three (3) electrical pedestal (with bollard) footings approximately 24"x36"x48" deep; 3) Remove, dispose and replace a sidewalk approximately 98' long by 6' wide; 4) Excavating a 120' long electrical conduit trench to 6" deep by 3" wide along the sidewalk sub-base and extend approximately 20' north to a designated electrical junction box location; 5) Backfill and compact electrical conduit trench after COE personnel install the PVC electrical conduit; 6) Earthwork for removal of 40' of 18" round culvert to be retained by the Government; and 7) Ditch grading and shaping. Optional work will include placing landscaping rock at designated locations.