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 50
The angle DIE , at the intersection of tangents , is equal to the central angle B C E , included between radii to the tangent points . 4. If a chord B E connect the langent points , the angles IBE , IEB , are equal : each of them is ...
The angle DIE , at the intersection of tangents , is equal to the central angle B C E , included between radii to the tangent points . 4. If a chord B E connect the langent points , the angles IBE , IEB , are equal : each of them is ...
Página 64
To find the length of the curve ( XVIII . , 13 ) : Divide the total central angle by the degree of curvature . The central angle , 34 ° 27 ' , is equivalent to 2067 minutes ; dividing by 620 ...
To find the length of the curve ( XVIII . , 13 ) : Divide the total central angle by the degree of curvature . The central angle , 34 ° 27 ' , is equivalent to 2067 minutes ; dividing by 620 ...
Página 100
tance asunder of the terminal tangents , D ; the central angle , CIN , = IEK , of the located terminal branch , b ; and the central angle , BHM , = HEF , to be substituted for it , a . In the right triangle , EIK , EK El cos .
tance asunder of the terminal tangents , D ; the central angle , CIN , = IEK , of the located terminal branch , b ; and the central angle , BHM , = HEF , to be substituted for it , a . In the right triangle , EIK , EK El cos .
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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 |