A Treatise on Surveying,: Containing the Theory and Practice: : to which is Prefixed a Perspicuous System of Plane Trigonometry. : The Whole Clearly Demonstrated and Illustrated by a Large Number of Appropriate Examples. : Particularly Adapted to the Use of SchoolsKimber and Sharpless, no. 93, Market Street, and John Richardson, no. 244, Market Street., 1820 - 206 páginas |
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Página 138
Off - sets are lines drawn or measured , perpendicularly from a stationary line , to the angular points of the land In taking surveys , bounded on some of their sides on either side . 138 MEASURING LAND . Containing Off-setts and ...
Off - sets are lines drawn or measured , perpendicularly from a stationary line , to the angular points of the land In taking surveys , bounded on some of their sides on either side . 138 MEASURING LAND . Containing Off-setts and ...
Página 139
Note the distance in the field - book as a right - hand , or left - hand off - set , according as the boundary lies on ... the irregular boun . . dary is considered as straight between the ends of each two adjacent off - sets ; there ...
Note the distance in the field - book as a right - hand , or left - hand off - set , according as the boundary lies on ... the irregular boun . . dary is considered as straight between the ends of each two adjacent off - sets ; there ...
Página 140
will be the distances , intercepted on the stationary line , between each two adjacent off - sets respectively . Multiply the sum of each two adjacent off.sets by their intercepted distance on the stationary line ; half the sum of the ...
will be the distances , intercepted on the stationary line , between each two adjacent off - sets respectively . Multiply the sum of each two adjacent off.sets by their intercepted distance on the stationary line ; half the sum of the ...
Página 141
Off - sets . | Intercep . | Sums of Ch . Ch . Dist . Offsets . Products . 1 1 0.00 0.30 2 0.95 0.84 0.95 1.14 1.0830 3 2.03 0.86 1.08 1.70 1.8360 4 3.28 0.50 1.25 1.36 1.7000 5 5.20 1.80 1.92 2.30 4.4160 6 7.43 2.35 2.23 4.15 9.2545 7 ...
Off - sets . | Intercep . | Sums of Ch . Ch . Dist . Offsets . Products . 1 1 0.00 0.30 2 0.95 0.84 0.95 1.14 1.0830 3 2.03 0.86 1.08 1.70 1.8360 4 3.28 0.50 1.25 1.36 1.7000 5 5.20 1.80 1.92 2.30 4.4160 6 7.43 2.35 2.23 4.15 9.2545 7 ...
Página 142
Fig . 83 . Required the area of a survey from the following fieldnotes . Left - hand off'sets . 2nd Stationary Line . 4 Stat . Line . Sta . Dist . Offsets . Sta . Dist . Offsets . Ch . No. Ch . Ch . No. Ch . Ch . 1. N. 36 ° W. 30.00 1.
Fig . 83 . Required the area of a survey from the following fieldnotes . Left - hand off'sets . 2nd Stationary Line . 4 Stat . Line . Sta . Dist . Offsets . Sta . Dist . Offsets . Ch . No. Ch . Ch . No. Ch . Ch . 1. N. 36 ° W. 30.00 1.
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Términos y frases comunes
ABCD according acres adjacent angle base bearing bearing and distance Calculation called centre circle Co-secant Co-sine Co-tang column Construction contained corresponding Courses decimal Deg Dist DEMONSTRATION describe difference distance divide division draw east equal EXAMPLES feet figures find the area given given angle given area given side greater half hand height hypothenuse join latitude and departure length less logarithm measured meeting meridian distance Note off-sets opposite parallel perches perpendicular preceding PROBLEM quotient radius ratio rectangle remainder Required the area right angle right line root RULE running scale Secant side side AC sine square station subtract survey taken Tang Tangent triangle ABC twice