The foundation, made of piles and abutments, was executed by means of piles with a diameter of 1.50 metres and depths ranging from 17 to 26 metres.
It was designed in such a way that it allows for future expansion to three lanes, and a 0.75-m sidewalk was created next to the 2.50-m hard shoulder, allowing any drivers whose cars have broken down, or any other person, to walk safely along the road should the General Council of Aragón deem it necessary.
The Rt. Hon. Herb Gray Parkway is part of the proposed plan to connect Highway 401 in Ontario to Interstate 75 in Michigan, by way of a new Canadian inspection plaza and bridge crossing being constructed by the Federal Government in West Windsor.
The City of Edmonton wishes to undertake the replacement of the existing two lane Walterdale Bridge with a new three lane bridge. The new Walterdale is an innovate bridge with pedestrian facilities including a multi-use trail on the east side and a sidewalk on the west side.
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