Tacheometer Surveying with Special Notes on Plotting, Care and Adjustment of Instruments, Field Work, and Calculations |
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Page 2
... usually required , not merely recording the shape and size of the piece of ground surveyed , but also representing all the undulations and variations of its surface . Certainly such a plan can be , and frequently is , made by means of ...
... usually required , not merely recording the shape and size of the piece of ground surveyed , but also representing all the undulations and variations of its surface . Certainly such a plan can be , and frequently is , made by means of ...
Page 3
... usually a hundred times or two hundred times that length . This multiplier 100 , or 200 , etc. , is called the " Stadia Coefficient . " The Constant of the Instrument . In the case of a telescope which has no anallatic lens , distances ...
... usually a hundred times or two hundred times that length . This multiplier 100 , or 200 , etc. , is called the " Stadia Coefficient . " The Constant of the Instrument . In the case of a telescope which has no anallatic lens , distances ...
Page 5
... usually of low power , and this unduly restricts the working range . Working Range of Tacheometers . Experience has shown that , owing to difficulties con- nected with the manufacture of lenses , etc. , the limit for accurate ...
... usually of low power , and this unduly restricts the working range . Working Range of Tacheometers . Experience has shown that , owing to difficulties con- nected with the manufacture of lenses , etc. , the limit for accurate ...
Page 10
... usually be numbered at each 10 minutes of its length , in order to avoid crowded figures . The figure of the nearest graduation behind the coincident division is , therefore , first looked for , and the remaining minutes are counted up ...
... usually be numbered at each 10 minutes of its length , in order to avoid crowded figures . The figure of the nearest graduation behind the coincident division is , therefore , first looked for , and the remaining minutes are counted up ...
Page 11
... usually attached over each vernier to facilitate reading . For the measurement of angles in the vertical plane , a graduated circle is fitted to , and revolves with , the horizontal axis of the telescope . The verniers reading into this ...
... usually attached over each vernier to facilitate reading . For the measurement of angles in the vertical plane , a graduated circle is fitted to , and revolves with , the horizontal axis of the telescope . The verniers reading into this ...
Other editions - View all
Tacheometer Surveying with Special Notes on Plotting, Care and Adjustment of ... Mark Erskine Yorke Eliot No preview available - 2016 |
Tacheometer Surveying with Special Notes on Plotting, Care and Adjustment of ... Mark Erskine Yorke Eliot No preview available - 2016 |
Common terms and phrases
accuracy adjustment Bearing and Distance Calculation centimetre Centre wire reading clamp Closing Error collimation level column contour line correct cosē crown 8vo decimal demy 8vo diagram direction division Electric Engineers exactly fall of line fcap feet field book field notes figures folding plates footscrews graduated Handbook height illus instrument collimation leather length line of sight Log diff logarithms lower axis marked measured meridian method minus minutes of arc N. H. Schneider Observed Distance obtained parallel ruler Planimeter plotting position Practical protractor R.L. of instrument R.L. of line Railway reading on staff reduced level Rise or fall scale Second edition sewed sight at staff slide slide-rule spot-levels square starting-point station points survey tacheometer tangent screw telescope bubble theodolite Third edition transit axis traverse lines vernier scale vernier zero vertical angle vertical arc vertical circle York zero line
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