The Field Engineer: A Handy Book of Practice in the Survey, Location, and Trackwork of Railroads; Containing ... Rules and Tables ... Applicable to ... the Standard and the Narrow Gauge ...
D. van Nostrand, 1880 - 318 páginas
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The Field Engineer: A Handy Book of Practice in the Survey, Location and ...
William F. Shunk
Sin vista previa disponible - 2008
The Field Engineer: A Handy Book of Practice in the Survey, Location, and ...
William Findlay Shunk
Sin vista previa disponible - 2017
4º curve added adjustment angle base called central angle centre chord circle cloth column corresponding Cosine Cotang Cube curve decimals deflection degree of curvature determine difference direction distance divided Draw elevation engineer equal error Example feet feet long field figure fixed follows foregoing frog gauge given gives grade ground half height Illustrated inches length logarithm mark means measure method middle minutes Move multiplied natural Note observation opposite ordinate outer rail parallel practice quotient radii radius 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 turnout vernier vertical
Página 18 - ... the square of the hypothenuse is equal to the sum of the squares of the other two sides.
Página 11 - ... is supposed to be divided into 60 equal parts, called minutes; and each minute into 60 equal parts, called seconds. Degrees, minutes, and seconds, are designated respectively, by the characters ° ' ". For example, ten degrees, eighteen minutes, and fourteen seconds, would be written 10° 18