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 51
The circumferences of circles vary directly as their radii : hence , in any circular arc struck with half that radius , or 2,565 feet , one hundred feet at the circumference would sultend an angle of two degrees at the centre .
The circumferences of circles vary directly as their radii : hence , in any circular arc struck with half that radius , or 2,565 feet , one hundred feet at the circumference would sultend an angle of two degrees at the centre .
Página 115
TO CONNECT TWO PARALLEL TANGENTS BY A REVERSED CURVE HAVING EQUAL RADII . 1. The radius R , and the perpendicular distance D , between the tangents given . C ! G K KA 1 * - *E JH B 115 Draw the tangents , radii , and curves , fixing ...
TO CONNECT TWO PARALLEL TANGENTS BY A REVERSED CURVE HAVING EQUAL RADII . 1. The radius R , and the perpendicular distance D , between the tangents given . C ! G K KA 1 * - *E JH B 115 Draw the tangents , radii , and curves , fixing ...
Página 320
... parallel tangents , radii equal 115 parallel tangents , radii unequal 117 angles unequal , radii equal 119 angles ... radii equal 120 divergent tangents , radii equal , advancing towards intersection 123 receding from intersection ...
... parallel tangents , radii equal 115 parallel tangents , radii unequal 117 angles unequal , radii equal 119 angles ... radii equal 120 divergent tangents , radii equal , advancing towards intersection 123 receding from intersection ...
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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 |