The Contractor shall remove the existing culvert and install of a new bridge culvert located on Township Road 120, west of Range Road 73, North of Seven Persons (NE33-11-7-W4M). The Contractor shall install a 2.4 m dia. Polymer coated Corrugated Steel Pipe (CSP) Culvert by 65 m invert length, as per the Drawings and Standard Specifications for Bridge Construction. As part of the project, Township Road 120 will receive a 6.5 m grade raise to accommodate a design speed of 70 km/hr.
The existing structure is a 1.8 m diameter by 27 m Culvert.
The Scope of the Work includes, but is not limited to, the following:
− Traffic accommodation
− Site isolation and care of water
− Demolition and disposal of existing bridge structures (Remove and Dispose)
− Excavation, including geotextile filter fabric
− Supply and assembly of culvert materials
− Backfill, including backfill material testing
− Heavy rock riprap erosion protection
− Common excavation including topsoil salvage
− Borrow excavation
− Fencing
− Permanent environmental protection devices
− Topsoil Distribution
− Seeding
