NAVFAC Paving Repair Building 107 and 108 at Mecha - 5467269

Site work, paving, remodeling and renovation of a military facility in Mechanicsburg, Pennsylvania. Completed plans call for paving for a military facility.

Description of Work: covers 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 portion of this project covers 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 shall be maintained. The project consists of rehabilitation of a portion of the road/parking surface between Buildings 107 & 108 at NSA Mechanicsburg. The project includes a base bid and a bid option. Base Bid: The base bid portion of this project covers 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 appropriate drainage installed. The site grading is intended to be reworked to provide good drainage to the existing storm sewer in First Avenue and proposed rain gardens. The design of the drainage system should take into consideration a future expansion to the south to completely concrete pave the area to the bridge connecting B107 and B108. Any existing storm sewer inlets will require a new top collar and grate installed. Existing distance between the dock heights and road level shall be maintained. Bid Option: The Bid Option portion of this project covers 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 shall be maintained.