The existing west bound two lane bridge is to be removed and a new bridge constructed to replace the existing in the same location on the Trans-Canada Highway in Medicine Hat. 
                                                                  
For more information, visit the Alberta Transportation website click here.

Select Bridge Construction Highway 1:21, then Full Details on the pop-up window. 
Go to Select a Resource Item --> Drawings will display additional information.

You can now follow the South Saskatchewan River Bridge project on Twitter at SSaskRvrBridge.