Raymond, William Galt, 1859-1926, Raymond, William Galt, 1859-1926. cre · New York, J. Wiley & sons, inc · leaf 57
ed bars.* Bolts. — The bolts used with angle bars are made oval underthe head. They are usually from f to | inch in diameter, andfrom 3^ to 5 inches long, under the head. The bolt should pro-ject but httle beyond the nut when the latter is set up. The nutsmay be square or hexagonal. Square nuts are…
Railroad engineering
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