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
Resultados 1-5 de 54
Página xii
... radius R 38383 52 53 • Given the intersection angle I and chord AB = C , connecting the tangent points , to find the radius R Given the intersection angle I and the degree of curvature or deflection angle D , with 100 - feet chords , to ...
... radius R 38383 52 53 • Given the intersection angle I and chord AB = C , connecting the tangent points , to find the radius R Given the intersection angle I and the degree of curvature or deflection angle D , with 100 - feet chords , to ...
Página xiii
... radius r , in order that a terminal branch having a radius R = 2 r , and consuming a given angle , x , may merge in said straight line Table showing the distance , d , in feet , at which curves of contrary flexure must be placed asunder ...
... radius r , in order that a terminal branch having a radius R = 2 r , and consuming a given angle , x , may merge in said straight line Table showing the distance , d , in feet , at which curves of contrary flexure must be placed asunder ...
Página xiv
... radius which shall merge in the located tangent · 102 • XXXIII . Having located a tangent , A B , intersecting a curve , C D , from the convex side , to find the point E on said curve at which to begin a curve of given radius which ...
... radius which shall merge in the located tangent · 102 • XXXIII . Having located a tangent , A B , intersecting a curve , C D , from the convex side , to find the point E on said curve at which to begin a curve of given radius which ...
Página xv
... radius of 1 VIII . Feet in decimals of a mile • IX . Inches reduced to decimal parts of a foot X. Radii and their logarithms , middle ordinates , and deflection distances • · XI . Squares , cubes , & c . , of numbers from 1 to 1042 ...
... radius of 1 VIII . Feet in decimals of a mile • IX . Inches reduced to decimal parts of a foot X. Radii and their logarithms , middle ordinates , and deflection distances • · XI . Squares , cubes , & c . , of numbers from 1 to 1042 ...
Página 11
... radius being 1. The circle , for convenience , is divided into 360 equal parts called degrees ; 90 of these parts are included in a quadrant , which includes one - quarter of the circle , and is the measure of a right angle . Each ...
... radius being 1. The circle , for convenience , is divided into 360 equal parts called degrees ; 90 of these parts are included in a quadrant , which includes one - quarter of the circle , and is the measure of a right angle . Each ...
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