American Bridge was design/builder and general contractor for the reconstruction of this suspension bridge. Design subconsultants included Parsons Brinckerhoff, Klohn, Crippen Berger, Limited and Parsons Transportation Group. The bridge remained fully operational throughout construction, with work being undertaken during limited nighttime and certain weekend closures. The work included the removal of the entire 40′ (12.2m) wide by 2,778′ (847m) long stiffening through truss, replacement with a 53′ (16.2m) by 2,778′ (847m) deck truss with orthotropic deck, the new expansion dams, replacement of all 162 hangers, replacement of cable band bolts, the design/build seismic upgrade of north approach viaduct including ground improvement, pile supported spread footer encasement, steel bent strengthening, new deck girder diaphragms, restrainer installation and abutment bearing replacement; and the upgrade and widening of the 1.25 (2km) mile Stanley Park Causeway, including new utility installation, retaining wall construction, new sidewalk/bike path construction and roadway resurfacing. The work also included the addition of three new maintenance travelers, each 9′ by 62′ by 4′ (2.8m by 18.8m by 1.145m) tall. Each traveler is powered by a diesel generator and electric motors and contains a scissor lift.
Project Details
- Owner: British Columbia Transportation Authority
- Location: Vancouver, British Columbia, Canada
- Performed as: American Bridge Company
- Project value: $70,568,883.00
- Completion Date: August 2002