Wentworth, G. A. (George Albert), 1835-1906 · Boston, Ginn & company · leaf 292
general contour of the ground and location of thesite determine to a great extent the system of streets to beadopted. Experience has shown that wherever possible arectangular system of street lines, with a few well-locateddiagonal streets, is the most satisfactory. Streets ordinarilyvary in width… … S t Fig. 65 to 15 feet. The principal improvements of streets are grad-ing, paving, setting curbs, laying sidewalks, constructingsewers, and laying water pipes. 304 SURVEYING The field work necessary for all these may be includedunder the heads of leveling, locating lines, and locatingpoints, which…
Trigonometry · Surveying · Navigation
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