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 EngineerVan Nostrand, 1882 - 6 páginas |
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Página 18
... rule usually becomes simplified in its application . 2. When two of the sides are given , the third may be found by means of the rule that the square of the hypothenuse is equal to the sum of the squares of the remaining sides . 3 ...
... rule usually becomes simplified in its application . 2. When two of the sides are given , the third may be found by means of the rule that the square of the hypothenuse is equal to the sum of the squares of the remaining sides . 3 ...
Página 69
... rule for finding the index angle which shall place the telescope in tangent at any point on the curve is as follows : - From double the index angle which fixed the given point , sub- tract the index reading in tangent at the last ...
... rule for finding the index angle which shall place the telescope in tangent at any point on the curve is as follows : - From double the index angle which fixed the given point , sub- tract the index reading in tangent at the last ...
Página 133
... rule as follows : - Multiply the length of switch - rail in feet by the number of the frog , and their product by 83 ; call the result A. Add together the length of switch - rail in feet and four - fifths of the frog number ; call the ...
... rule as follows : - Multiply the length of switch - rail in feet by the number of the frog , and their product by 83 ; call the result A. Add together the length of switch - rail in feet and four - fifths of the frog number ; call the ...
Contenido
Definitions and principles | 3 |
Definitions | 11 |
ADJUSTMENT AND USE OF INSTRUMENTS | 21 |
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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 - 2015 |
The Field Engineer, a Handy Book of Practice in the Survey, Location, and ... William Findlay Shunk Sin vista previa disponible - 2016 |
Términos y frases comunes
100 feet long 100-feet chords called central angle chord 100 feet column cross-hair Cube Roots decimals deflection angle deflection distance degree of curvature degree of curve Diff divided elevation engineer equal Example feet 8 inches figure find the radius fixed foregoing frog angle Full Gauge gauge of track gauge side grade ground Hypsometry index angle instrument intersection angle length of switch-rail located logarithm magnetic bear Main frog dist main track mantissa mark measure method middle frog middle ordinate middle point minutes Multiply outer rail parallel perpendicular quotient radii radius REVERSED CURVE screws Sine 1 Cotang Square Roots stake standard gauge sub-chord subtended Subtract Suppose Table XVI tabular tance Tang tangent A B tangential angle tangential distance telescope terminal tangent tion toe of switch Trigonometry turnout curve vernier versin ΙΟ ΤΑΝ