The Field Engineer: A Handy Book of Practice in the Survey, Location, and Track-work of Railroads ; Containing a Large Collection of Rules and Tables, Original and Selected, Applicable to Both the Standard and the Narrow Gauge, and Prepared with Special Reference to the Wants of the Young Engineer |
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Página 45
Exactly twenty - six minutes afterwards , bring the plumb - line in range with the North Star , by shifting the observation point laterally . That range will be the true meridian . Stakes may be set in it forthwith by means of candles .
Exactly twenty - six minutes afterwards , bring the plumb - line in range with the North Star , by shifting the observation point laterally . That range will be the true meridian . Stakes may be set in it forthwith by means of candles .
Página 138
Next lay off the proposed line of the near rail of the side track , X D. Mark the point G on that line where the range of the proper gauge șide of frog C strikes it . Measure CG . Set off G D , equal to CG , along the side - track line ...
Next lay off the proposed line of the near rail of the side track , X D. Mark the point G on that line where the range of the proper gauge șide of frog C strikes it . Measure CG . Set off G D , equal to CG , along the side - track line ...
Página 144
To replace the missing stakes , proceed as follows : Measure 100 feet from 3 to A , and make a mark at A exactly in range with 2 and 3. Find , in column 2 of the table , the deflection distance for a 3 - degree curve , which is seen to ...
To replace the missing stakes , proceed as follows : Measure 100 feet from 3 to A , and make a mark at A exactly in range with 2 and 3. Find , in column 2 of the table , the deflection distance for a 3 - degree curve , which is seen to ...
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Contenido
LOGARITHMS | 3 |
PLANE TRIGONOMETRY | 11 |
ADJUSTMENT AND USE OF INSTRUMENTS | 23 |
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Otras ediciones - Ver todas
The Field Engineer, a Handy Book of Practice in the Survey, Location, and ... William Findlay Shunk Sin vista previa disponible - 2017 |
The Field Engineer: A Handy Book of Practice in the Survey, Location, and ... William Findlay Shunk Sin vista previa disponible - 2018 |
Términos y frases comunes
4º curve added adjustment angle base called central angle centre chord circle cloth column connecting corresponding Cosine Cotang Cubes decimals deflection degree of curvature determine difference direct distance divided Draw elevation engineer equal equivalent error Example feet feet long field figure fixed follows frog gauge given gives grade ground half Hence Illustrated inches length logarithm mark means measure method middle minutes Move multiplied natural necessary Note observation opposite ordinate parallel practice quotient radii radius rail range Roots rule screws side Sine slope Square stake straight stretch Suppose switch-rail Table Table XVI Tang tangent telescope terminal tion track transit triangle turn vernier vertical whole
Información bibliográfica
| Título | The Field Engineer: A Handy Book of Practice in the Survey, Location, and Track-work of Railroads ; Containing a Large Collection of Rules and Tables, Original and Selected, Applicable to Both the Standard and the Narrow Gauge, and Prepared with Special Reference to the Wants of the Young Engineer |
| Autor | William Findlay Shunk |
| Edición | 2 |
| Editor | D. Van Nostrand, 1882 |
| Procedencia del original | Universidad de California |
| Digitalizado | 7 Dic. 2007 |
| Largo | 325 páginas |
| Exportar cita | BiBTeX EndNote RefMan |