b'LAST-OF-ITS-KIND LANDMARKRehabilitation work underway at historic St. Andrews Lock and Dam By Kelly ParkerThe St. Andrews Lock and Dam (SALD)and lock are original. The main span of89 moveable curtainsmade up of in Lockport is a Manitoba landmark builtthe SALD traffic bridge was constructednarrow horizontal strips of wood hinged in the early 20th century so that boats70 years ago, and Public Services andtogetherthat are raised or lowered to could navigate from Lake Winnipeg toProcurement Canada (PSPC) is nowcontrol water flow. Due to its age and the City of Winnipeg. The SALD facilityundertaking significant rehabilitationsubsequent developments in water flow consists of a dam, a navigation lock, awork on the bridge deck, which hascontrol, the St. Andrews dam is thought fish ladder so that migrating fish canreached the end of its service life. to be the only one of its kind left inpass through and a two lane trafficIts a Camere-style dam (so namedthe world.bridge. Most parts of the current damafter its European inventor) and usesIn June of 2021, the Government of Canada announced it had awarded a construction contract worth $37M to Manitoba-based general contractor M.D. Steele Construction Ltd. for the rehabilitation of the SALD. This will include replacing the main span deck with wider traffic lanes, increasing the width of the sidewalk, adding accessible ramps on either end of the bridge and repairing and widening the approach spans and steel support structure to allow for required load limits.While the site itself has been designated a heritage site for its historical construction method, the historical features are not much affected by this project. Were not touching the dam itself, explains M.D. Steele Constructions Chief Estimator, Roger Tuk, but there was some desire to retain some visual aspects like the handrail.Tuk explains that the structure itself is kind of like three different structures: the west approach span over River Rd. and the lock structure is a thru-truss span, the dam is six truss spans with a seventh land span and the east approach span is an open lattice-type structure. [The work] consists of removing the concrete deck, doing some steel modifications to it and re-pouring and widening the deck, Tuk says. Were going to be 46 BUILD MANITOBAwinnipegconstruction.ca'