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 |
Dentro del libro
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Página x
... distance : i.e. , the distance from the P. I. to the point where a curve merges in the tangent . P. C. Point of curve : the stake - mark at the beginning of a curve . P. T. Point of tangent : the stake - mark at the end of a curve ...
... distance : i.e. , the distance from the P. I. to the point where a curve merges in the tangent . P. C. Point of curve : the stake - mark at the beginning of a curve . P. T. Point of tangent : the stake - mark at the end of a curve ...
Página xii
... distance , the length , the degree , & c . , of a curve PAGE • 30 36 40 40 40 41 • 42 42 43 44 44 44 350 49 50 E2 52 ... distance d Given any radius R and chord C , to find the tangential angle T • • Given any radius R and chord C , to ...
... distance , the length , the degree , & c . , of a curve PAGE • 30 36 40 40 40 41 • 42 42 43 44 44 44 350 49 50 E2 52 ... distance d Given any radius R and chord C , to find the tangential angle T • • Given any radius R and chord C , to ...
Página xiii
... distance , D , in feet , at which a straight line must pass from the nearest point of any curve struck with radius r , in order that a terminal branch having a radius R = 2 r , and consuming a given angle , x , may merge in said ...
... distance , D , in feet , at which a straight line must pass from the nearest point of any curve struck with radius r , in order that a terminal branch having a radius R = 2 r , and consuming a given angle , x , may merge in said ...
Página xiv
... distance from toe of switch to point of main frog . · 130 To find the radius of outer rail of turnout curve , 131 To find the main frog angle , the radius of outer rail being known . To find the angle of the middle frog in the case of a ...
... distance from toe of switch to point of main frog . · 130 To find the radius of outer rail of turnout curve , 131 To find the main frog angle , the radius of outer rail being known . To find the angle of the middle frog in the case of a ...
Página xv
... distances • · XI . Squares , cubes , & c . , of numbers from 1 to 1042 . XII . Logarithms of numbers , 1 to 1000 . • XIII . Logarithmic sines , cosines , tangents , and cotan- gents • XIV . Natural sines and tangents • • XV . Chords ...
... distances • · XI . Squares , cubes , & c . , of numbers from 1 to 1042 . XII . Logarithms of numbers , 1 to 1000 . • XIII . Logarithmic sines , cosines , tangents , and cotan- gents • XIV . Natural sines and tangents • • XV . Chords ...
Otras ediciones - Ver todas
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 |
Términos y frases comunes
100 feet long 100-feet chords adjustment apex distance called central angle column Cosine 1 Sine Cotang cross-hair Cube Roots decimals deflection distance degree of curvature DEGREE OF CURVE Diff divided elevation engineer equal Example feet figure fixed foregoing frog angle Full Gauge gauge of track gauge side gent ground index angle instrument intersection angle length of switch-rail located logarithm M.
M. I Sine Main frog dist mantissa mark measure method middle frog middle ordinate middle point minutes Multiply observation outer rail parallel perpendicular quotient radii radius range Reciprocals REVERSED CURVE right triangle screws slope Square Roots standard gauge straight line 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 vertical ΙΟ ΤΑΝ
Pasajes populares
Página 18 - ... the square of the hypothenuse is equal to the sum of the squares of the other two sides.
Página 4 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
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
Página 4 - The logarithm of the product of two numbers is equal to the sum of the logarithms of the numbers. log» MN = log» M + log