s and used by the fast and heavy trains of the C. C.C. & When opened for the passage of vessels, it acts as a barrier, closing the roadway, and thus absolutely preventing the many » bascule bridge and replaced a swing bridge largely because of the disastrous accidents common to swing bridges when… … world. | Naturally, the Scherzer Rolling Lift Bridge Company, which has replaced a large number of swing bridges with its improved fect, substantial and successful bridge gate and signal ever rolling lift or bascule bridge, and which is now replacing swing invented. ° bridges in New York, Chicago,…
Architecture · Building · Architecture -- Periodicals · Building -- Periodicals
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