Short Course in Surveying |
Contents
TABLES | 1 |
ERRORS | 7 |
PROBLEM PAGE 1 Chaining over Level Ground with Tape | 21 |
Copyright | |
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adjustment alidade alinement atmospheric refraction azimuth bench marks boundary bubble clamped clinometer CO-TAN compass computed contour lines coordinates corner correction COSINE SINE COSINE Cotang cross-hair cross-sections curve deflection angle described in Art determined Diff difference in elevation direct leveling dumpy level earthwork employed engineer's level error of closure established eyepiece feet field problem given grade graduated ground points hand level head chainman horizontal angle horizontal distance instrument intersection latitudes and departures length level tube leveling screws line of sight magnetic bearing magnetic declination means measured meridian method notes objects observed offsets parallel perpendicular plane table plotted location Polaris position precision procedure refraction roadway rod reading side SINE COSINE SINE slope stakes stadia interval survey surveyor's compass TABLE VIII.—Continued taken Tang tangent tape telescope tion tract transit stations transit surveys traverse line triangle tripod usually vernier reading vertical angle vertical axis vertical vernier wyes