The Grand Trunk Bridge is a Canadian

Canada

Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

 steel trestle

Trestle

A trestle is a rigid frame used as a support, especially referring to a bridge composed of a number of short spans supported by such frames. In the context of trestle bridges, each supporting frame is generally referred to as a bent...

 railway bridge that spans the South Saskatchewan River

South Saskatchewan River

The South Saskatchewan River is a major river in Canada that flows through the provinces of Alberta and Saskatchewan....

 in Saskatoon, Saskatchewan

Saskatchewan

Saskatchewan is a prairie province in Canada, which has an area of . Saskatchewan is bordered on the west by Alberta, on the north by the Northwest Territories, on the east by Manitoba, and on the south by the U.S. states of Montana and North Dakota....

. It was built in 1908 as part of the Grand Trunk Pacific Railway

Grand Trunk Pacific Railway

The Grand Trunk Pacific Railway was a historical Canadian railway.A wholly owned subsidiary of the Grand Trunk Railway , the GTPR was constructed by GTR using loans provided by the Government of Canada. The company was formed in 1903 with a mandate to build west from Winnipeg, Manitoba to the...

 project. The GTP was merged into the Canadian National Railway

Canadian National Railway

The Canadian National Railway Company is a Canadian Class I railway headquartered in Montreal, Quebec. CN's slogan is "North America's Railroad"....

 (CN) in 1920; as such, the structure is also referred to informally as the CN Railway Bridge.
The bridge is the southernmost of the city's two rail bridges and is situated between the Queen Elizabeth Power Station

Queen Elizabeth Power Station

Queen Elizabeth Power Station is a natural gas fired station owned by SaskPower, located in Saskatoon, Saskatchewan, Canada. The station was called the South Saskatchewan River Generating Station until it was commissioned in 1959 by Queen Elizabeth II when the name was changed.- Description :The...

 on the upstream (west) side and Diefenbaker Park on the downstream (east) side.

CN recently placed a chain link fence on both sides of the bridge as a result of people trespassing on the walkways. Based upon anecdotal evidence -- that is, visual inspection of city map

City map

A city map is a large-scale thematic map of a city created to enable the fastest possible orientation in an urban space. The graphic representation of objects on a city map is therefore usually greatly simplified, and reduced to generally understood symbology.Depending upon its target group or...

s -- it appears to have the longest span of any Saskatoon bridge. The planned southwest extension of the city's Circle Drive

Circle Drive

Circle Drive is a major road constructed as a ring road in Saskatoon, Saskatchewan, Canada. The northeastern portion of the road is part of the Yellowhead Highway.-History:...

 freeway included the Circle Drive South Bridge

Circle Drive South Bridge

Circle Drive South Bridge spans the South Saskatchewan River in Saskatoon, Saskatchewan Canada. It is a steel girder bridge, under construction as part of the Circle Drive freeway system in southern Saskatoon. At the time of construction, it was projected to cost $272.5 million to build. It is...

, under construction and parallel to the Grand Trunk Bridge.