1933 – Giant Walking Bridge – M. Clemients (French)
During 1933, engineer's were determining how the Golden Gate Bridge[1] was to be built. Source: Modern Mechanix and Inventions, Dec 1933. One engineer's suggestion for the solution of the problem of sinking caissons[2] is depicted here in this picture of a "walking bridge." Definite placement of caissons has always been an engineering bugaboo when they are …
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