|Cutting the tunnel|
"The greatest sub-marine [sic] tunnel on the North American continent has been completed and is now in practical use. It extends from Port Huron, in the state of Michigan, to Sarnia, in the Canadian province of Ontario, and connects the Grand Trunk Railway system of Canada with the lines operated under Grand Trunk management west of the St. Clair river, and with the Flint & Pere Marquette and other Michigan railways. The tunnel was built and is owned by the St. Clair Tunnel Company, organized under special act of the Canadian parliament...
|Sketches appeared in the newspaper quoted here.|
"To an engineer the completed work presents some novel problems. Cast iron has been used before for tunnel lining to a limited extent, and tunnels have been built before through soft material, but no tunnel, under so great a river, through such soft material and located so near to the river bottom, has ever before been built, and no tunnel of such magnitude has been lined with cast iron...
|Lowering the shield|
|Specially decorated locomotive for the first tunnel run|
|Supplement to the Sarnia Observer, celebrating "one of the great engineering feats of the age."|
Try the website Electric Lines in Southern Ontario for more information about the St. Clair Tunnel Company, fast facts about the tunnel, and more details about its construction.