William John Wilgus

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William John Wilgus

American engineer

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immersed tube
Wilgus in the Detroit River in 1903 for the Michigan Central Railroad. Wilgus dredged a trench in the riverbed, floated segments of steel tube into position, and sank them; the segments were locked together by divers and pumped out and could then be covered with…
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Wilgus in the Detroit River in 1903 for the Michigan Central Railroad. Wilgus dredged a trench in the riverbed, floated segments of steel tube into position, and sank them; the segments were locked together by divers and pumped out and could then be covered with…
Read More

tunnels and underground excavations
Development of method
…developed by an American engineer, W.J. Wilgus, for the construction (1906–10) of the Detroit River twin-tube railroad tunnel between Detroit, Mich., and Windsor, Ont., where it was successfully used for the 2,665-foot river-crossing portion. A structural assembly of steel tubes was prefabricated in 262-foot-long sections with both ends temporarily bulkheaded…
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…developed by an American engineer, W.J. Wilgus, for the construction (1906–10) of the Detroit River twin-tube railroad tunnel between Detroit, Mich., and Windsor, Ont., where it was successfully used for the 2,665-foot river-crossing portion. A structural assembly of steel tubes was prefabricated in 262-foot-long sections with both ends temporarily bulkheaded…
Read More