Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 174,148 pages of information and 250,321 images on early companies, their products and the people who designed and built them.
Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.
in New Jersey
Between 1928 and 1930, four swing bridges across the River Hackensack between Kearny and Jersey City were replaced by vertical lift bridges. See here[1] for more information.
Two of the bridges, built by the Pennsylvania RR, were described in some detail in Engineering 1932/08/26.
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MW1.43