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 133
The foregoing rules are applicable to turnouts from curves , as well as from straight lines . 21. To find the radius of outer rail of a turnout curve from straight track . Data same as in previous rules for frogs ; R the required radius ...
The foregoing rules are applicable to turnouts from curves , as well as from straight lines . 21. To find the radius of outer rail of a turnout curve from straight track . Data same as in previous rules for frogs ; R the required radius ...
Página 138
Half - way between that point and the middle of the cord , when straight , stick a pin . Measure that half - way distance , and divide it by 4 ; call the quotient the " quarter - distance . ” Stretch the cord from the pin just set to ...
Half - way between that point and the middle of the cord , when straight , stick a pin . Measure that half - way distance , and divide it by 4 ; call the quotient the " quarter - distance . ” Stretch the cord from the pin just set to ...
Página 139
CROSSINGS ON STRAIGHT LINES . 1. Having located frogs B and C by the preceding methods , stretch the cord any convenient distance , C D , in the range of G F D 8 E F the outer gauge side of the frog C. Set off EF parallel to CD ...
CROSSINGS ON STRAIGHT LINES . 1. Having located frogs B and C by the preceding methods , stretch the cord any convenient distance , C D , in the range of G F D 8 E F the outer gauge side of the frog C. Set off EF parallel to CD ...
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Contenido
LOGARITHMS | 3 |
PLANE TRIGONOMETRY | 11 |
ADJUSTMENT AND USE OF INSTRUMENTS | 23 |
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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 |