A practical treatise on ... land and engineering surveying, Volume 341863 |
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Page iii
... methods To bisect or divide a line equally To raise a perpendicular by three me- thods To find a mean proportional To draw a scale equal to another 19 · 20 The square , rectangle , rhomboid • 21 The trapezoid and trapezium · 22 • To ...
... methods To bisect or divide a line equally To raise a perpendicular by three me- thods To find a mean proportional To draw a scale equal to another 19 · 20 The square , rectangle , rhomboid • 21 The trapezoid and trapezium · 22 • To ...
Page iv
... method 55 To reduce links to feet , inches , and decimals , see Table No. 10 ib . To find the area of a parallelogram To reduce square yards to acres , roods , and perches 56 ib . · 93 triangle ib . · 57 ib . triangle , three ib . 58 ib ...
... method 55 To reduce links to feet , inches , and decimals , see Table No. 10 ib . To find the area of a parallelogram To reduce square yards to acres , roods , and perches 56 ib . · 93 triangle ib . · 57 ib . triangle , three ib . 58 ib ...
Page v
... method of dividing a common 136 Using the chain . Field - book . Offsets and staff Principal lines , measuring off Surveyors ' duties Surveying by the chain only Measuring a field by ordinates Another method To measure a single field ...
... method of dividing a common 136 Using the chain . Field - book . Offsets and staff Principal lines , measuring off Surveyors ' duties Surveying by the chain only Measuring a field by ordinates Another method To measure a single field ...
Page vi
... methods of marking out the level points To find the height of the apparent level above the true level To find the correction for curvature and refraction ... method 190 • . 191 . 192 To set out a curve by offsets from two half vi CONTENTS .
... methods of marking out the level points To find the height of the apparent level above the true level To find the correction for curvature and refraction ... method 190 • . 191 . 192 To set out a curve by offsets from two half vi CONTENTS .
Page vii
... methods . 208 " " by rectangles " " وو passes 204 between two lines a vertical angle 231 ib . The diaphragm explained . 232 • ib . Mr. Gravatt's method of correcting the collimation 233 • 206 Description of the dumpy level . ib . ib ...
... methods . 208 " " by rectangles " " وو passes 204 between two lines a vertical angle 231 ib . The diaphragm explained . 232 • ib . Mr. Gravatt's method of correcting the collimation 233 • 206 Description of the dumpy level . ib . ib ...
Autres éditions - Tout afficher
A Practical Treatise on ... Land and Engineering Surveying Henry S. Merrett Aucun aperçu disponible - 2015 |
A Practical Treatise On ... Land and Engineering Surveying Henry S Merrett Aucun aperçu disponible - 2018 |
Expressions et termes fréquents
acres added adjustment applied base calculated called centre chain circle column construction contained correct cross cube curve cutting decimals described diameter difference direct distance divided division draw embankment entered equal Example feet fence field figure fixed flag former give given ground half height horizontal inches instrument intersection land length less logarithm manner mark measure method middle minutes move multiply natural object observed obtained offsets operation opposite parallel particular pencil perpendicular Plate plotted poles portion Problem proportion prove quantity quotient radius reduced represents right angles roads Rule scale screws shown side sight sine slopes square staff station straight subtract surface survey surveyor taken tangent telescope theodolite third triangle vernier vertical whole width yards
Fréquemment cités
Page 102 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Page 66 - ... the rail; multiply the length by the breadth and the product by the height; then divide the product by two, and you have the number of bushels of shelled corn in the crib.