into place. At each end eyes have been formed, and as the members reach their places, bolts or pins are passed through the eyes to secure them. In England the opposite system is generally used. Bridge work is riveted in place. The great Forth bridge was to a great extent built 7m sttw. An American… … the Union Pacific R.R. Two points at a direct dis- illustration of iron cantilever railway bridge construc- 177 feet high, resting on stone foundation piers. The tance of 114 miles, with a gradient of 480 feet per mile, tionis shown. The word cantilever is derived originally four legs determine a…
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