Doyon Management Services will be working with NAFAC Mid-Atlantic on this 240 calendar day project to to pave the northern end of the 100 “Block” of H Street/Track. This is the area between Buildings 107 and 108 and First Avenue and extending southwards and encompassing approximately 10,000 square feet. The approximate area is delineated on the sketch in Part 6 Attachments. Existing gravel driving and storage areas shall be repaired via full depth reconstruction consisting of removal of old railroad ballast, a prepared subgrade, new 12” aggregate base course, necessary drainage improvements, and 12” reinforced Portland cement concrete paved area designed for tractor trailer loads and heavy forklift traffic. New pavement markings and signage are to be provided, these will be limited to signage and markings at the entrance and exit. Where possible, namely in areas around First Avenue, some areas should be converted to vegetated rain gardens with a sump (approximately 600 square feet), filter media, underdrain, liner, and connection to the existing storm sewer. An This procurement has one (1) option bid item. The first option bid item is CLIN 0002 for the use of schedule 40 piping for all new piping in accordance with the drawings and specifications.
The Bid Option is to pave the southern approximately 8000 square feet. The bid option would be to extend the drainage system and Portland cement concrete paving all the way to the bridge between Buildings 107 & 108. Existing distance between the dock heights and road level will be maintained.
