Tacheometer Surveying with Special Notes on Plotting, Care and Adjustment of Instruments, Field Work, and Calculations |
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Page 1
... desired to represent by a plan must be measured , then instruments adapted to the direct determina- tion of angles , distances , and heights , in the field must be used . Necessity for Special Instruments . If the mere representation of ...
... desired to represent by a plan must be measured , then instruments adapted to the direct determina- tion of angles , distances , and heights , in the field must be used . Necessity for Special Instruments . If the mere representation of ...
Page 7
... desired point with great precision , and , therefore , in order that angles may be read upon the circles of the instrument with a corresponding degree of accuracy , vernier scales are fitted to the graduated circles . In examining the ...
... desired point with great precision , and , therefore , in order that angles may be read upon the circles of the instrument with a corresponding degree of accuracy , vernier scales are fitted to the graduated circles . In examining the ...
Page 11
... desired unit : - Number of unit divisions required on vernier = Number of units contained in one division of the scale . The length of the vernier will be equal to that of as many divisions of the scale , minus one , as there are to be ...
... desired unit : - Number of unit divisions required on vernier = Number of units contained in one division of the scale . The length of the vernier will be equal to that of as many divisions of the scale , minus one , as there are to be ...
Page 30
... desired result in the case of a small enclosure like fig . 8. This consists of determining a ray to each corner from any arbitrarily selected point - which may be one of the station points or may be selected elsewhere as is found ...
... desired result in the case of a small enclosure like fig . 8. This consists of determining a ray to each corner from any arbitrarily selected point - which may be one of the station points or may be selected elsewhere as is found ...
Page 31
... to all desired points , and the passage of such obstacles as forests and buildings by taking advantage of any existing opening . Plotting and Calculation of Areas . For details of the THE SURVEY OF A SIMPLE ENCLOSURE . 31.
... to all desired points , and the passage of such obstacles as forests and buildings by taking advantage of any existing opening . Plotting and Calculation of Areas . For details of the THE SURVEY OF A SIMPLE ENCLOSURE . 31.
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 cos² 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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