Elements of Surveying and Leveling: With Descriptions of the Instruments, and the Necessary Tables |
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Page 4
... method was originated by Col. Jared Mansfield , whose great acquirements in science introduced him to the notice of ... methods of laying down Railroad Curves , Section Levelling for Excavation and Embankment , and the article on ...
... method was originated by Col. Jared Mansfield , whose great acquirements in science introduced him to the notice of ... methods of laying down Railroad Curves , Section Levelling for Excavation and Embankment , and the article on ...
Page 8
... Method of Traversing with the Theodolite .. Field Book .. Modes of Connecting with Surface Survey Reducing the Traverse - Office Book .... Method of Plotting the Traverse on the Surface 259 260 .... 262 263 264 265 .. 267 .... 268 ...
... Method of Traversing with the Theodolite .. Field Book .. Modes of Connecting with Surface Survey Reducing the Traverse - Office Book .... Method of Plotting the Traverse on the Surface 259 260 .... 262 263 264 265 .. 267 .... 268 ...
Page 78
... METHOD . 31. Let BC be the given right line , and A the given point . Measure from A , on the line BC , two equal distances AB , AC , one on each side of the point A. Take a portion of the chain or tape , greater than AB , and place one ...
... METHOD . 31. Let BC be the given right line , and A the given point . Measure from A , on the line BC , two equal distances AB , AC , one on each side of the point A. Take a portion of the chain or tape , greater than AB , and place one ...
Page 79
... METHOD . F D 34. Let AD be the given right line , and D the point at which the perpendicular is to be drawn . Take any distance , on the tape or chain , A and place one extremity at D , and fasten the other at some point , as E ...
... METHOD . F D 34. Let AD be the given right line , and D the point at which the perpendicular is to be drawn . Take any distance , on the tape or chain , A and place one extremity at D , and fasten the other at some point , as E ...
Page 81
... METHOD . 37. Let A be an inaccessible object , and E the point from which the distance is to be measured . A B E At E , lay off the right angle AED , and measure in the direction ED , any convenient distance to D , and place a staff at ...
... METHOD . 37. Let A be an inaccessible object , and E the point from which the distance is to be measured . A B E At E , lay off the right angle AED , and measure in the direction ED , any convenient distance to D , and place a staff at ...
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Common terms and phrases
Applying logarithms axis azimuth back-sight base-line bearing chord clamp-screw column compass corresponding Cosine Cosine D course curve decimal Deg Distance DegDeg degree of curvature degrees determined difference of level divided double meridian distance draw east error example feet field-notes fore-sight given angle given line ground hence horizontal angles horizontal distance horizontal plane inch intersection LatDeg LatDegDeg LatDegDegDegDeg Distance latitude and departure length limb line of collimation M.
M. Sine M.
M. Sine D mantissa marked measured method multiplied notes offsets parallel perpendicular plane of reference plot position prismoid protractor radius reading right angles scale of equal screws secant side sights similar triangles Sine Cotang slope spider's lines square chains stakes station subtract surface survey taken Tang tangent theodolite traverse vernier plate vertical plane yards