Hudson Highlands Fjord Trail Breakneck Bridge at Hudson Highlands State Park Preserve

The work of this project to construct a custom weathered steel bridge with a timber deck over the Metro North Railroad (MNR) corridor at milepost 54.5 includes General conditions (project coordination, progress scheduling, job photographs and videos, submittals, environmental, health & safety, regulatory requirements, temporary tree and plant protection, contractors quality control, temporary construction facilities, cleaning and site maintenance); Special conditions related to waterfront mobilization (crane, materials, hooper barges, tugs, boat pilot, safety crew on boat, mobile elevated work platform, heavy lift crane (as/if required)); Existing conditions (general removals, including tree removals, protection and monitoring of existing facilities and assets, dumpster rental); Maintenance and protection of traffic; Concrete and reinforcement (duct banks, shotcrete wall (noting that portions of the shotcrete wall are to be sculpted in a particular manner that resembles the surrounding native stone), retaining wall (including shotcrete lagging and capping beam), abutment 1 and piers 1-5 and abutment 6, deck between retaining wall and bridge); Metals (steel plate at abutment 1& pier 2, misc. shapes, deck support plate, stiffeners,
access hatches, steel connections, pre-weathered finished steel box girder bridge segments 1 – 11, bridge crane, platform bay cranes, ss bench base, bridge bearings, ss bridge railing assembly, ss parapet and mesh, tuned mass dampers, micropile casings, micropile anchor rods/ threaded bar, micropile bearing plate); Wood, Plastics and Composites (glulam bridge decking, curb and bench, timber lagging for retaining wall, weepholes for retaining wall, drainage board behind timber lagging); Thermal and moisture protection (waterproof membrane, timber neoprene support isolation membrane, expansion
joint); Paint finishes; Specialties (relocate signs and new signs); Site electrical work (LED lighting, low voltage control wiring, NEMA 4X SS pull boxes, conduit duct banks, conduit expansion fittings, conduits and conduit supports in sealed girder boxes installed in fabrication shop, manholes, panelboard, Hoffman enclosure, lighting control panel, medium voltage power wiring, utility meter, utility transformer box pad, underground conduit duct banks crossing RTE 9D (by BNC), duct banks for DEP MV power and DEP communication (Verizon), equipment and bridge grounding); Earthwork (construction fence and entrance, erosion control, turbidity curtain, excavation, temporary benching and
sloping of the excavation, subgrade preparation, fill and compaction, drainage fill, lightweight fill, cellular concrete, geotextile filter fabric, geogrid soil reinforcement, dewatering, temporary working platforms, sacrificial and production micropiles, micropile load verification axial-tension tests, micropile verification lateral load tests, micropile proof load testing, micropiling through boulders and cobbles for RTE 9D retaining wall and abutment 1, temporary support of excavation, steel sheeting); Exterior improvements (bioswale installation, aggregate surfacing, rip-rap revetment, pavers, landscaping); Site
utilities (yard piping/storm sewer, Cen Hud manholes, PM9 switch, and utility transformer (by Cen Hud) Cen Hud manholes, PM9 switch, and utility transformer (by Cen Hud) Cen Hud manholes, PM9 switch, and utility transformer (by Cen Hud), catch basins, storm manholes, and yard drains, outlet control structures, stockpiling and placement of soil materials); Project closeout (as per Spec. Section 017700); and Demobilization. Bidder shall refer to Summary of Work Section 015000 for more detailed information.

Special Note: This project involves working over and adjacent to the MNR rail corridor in accordance with all applicable MNR work rules and regulations. The selected contractor will be required to obtain Railroad Protective Liability (RRPL) insurance along with other special insurance policies and provisions as outlined in the Project Manual and related references.