Surveying

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Problem• A 30‐m tape is supported only at the ends andunder a steady pull of 8 kg. If the tape weighs091kg 0.91 kg, determine the sag correction and thecorrect distance between the ends of thetape.Prepared by: Andre‐Paul C. Ampong 19
Correction due to wind• Error due to wind is similar in effect to errordue to sag• May be avoided by not conducting survey on awindy dayPrepared by: Andre‐Paul C. Ampong 20
Page 1 and 2: ElementarySurveyingTape corrections
Page 3 and 4: Correction due to incorrect tape le
Page 11 and 12: Correction due to slope• For gent
Page 13 and 14: Correction due to temperature= α L
Page 15 and 16: Correction due to tensionC = p( P P
Page 17: Correction due to sagω2 L 3C = s24
Page 21 and 22: More problems• A slope distance o
Page 23 and 24: More problems• A steel tape with
Page 25: Homework• A rectangular lot has a

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