viii 



INDEX 



Curves, Transition, 172 

 Curving rails, Rules for, 238 

 rails, Table of middle ordi- 



nates for, 239 

 Cuts and fills, in earthwork, 



192 



Cylinder, 15 

 Cylindrical shells, Strength 



of, 281 



Declination of a star, 140 



of magnetic needle, 38 



of the sun, 150 

 Deflection angle, 159 



Application of chord and 

 tangent, 166 



Chord, 165 



of beams, Formula for, 296 



Tangent, 165 

 Deflections, Table of radii 



and, 160 



Deformation, 275 

 Degree of curvature, 159 

 Dip of magnetic needle, 36 

 Direct leveling, Example in, 83 



stress, 275 

 Discharge of a channel, 351 



of a channel by floats, 

 Determination of, 359 



of a pipe, 351 



of large streams, 357 

 Division of land, Problems 



in, 69 

 Double reinforced-concrete 



beams, 330 



Drainage for highways, 394 

 Dry measure, 3 

 Dumpy level, 79 

 Durability of stone, 304 



E 



Earth subfoundations, Table 



of safe loads on, 333 

 Earthwork, 192 



Computation of volume 



in, 199 

 Correction for curvature 



in, 201 



Cuts and fills in, 192 

 field notes for three-level 



ground, 205 



Earthwork, Field notes of 

 irregular cross-sections 

 in, 209 

 Irregular cross-sections in, 



208 



Shrinkage of, 216 

 Three-level sections in, 202 



Eastern time, 143 



Eccentricity in side-hill work, 

 216 



Economic steel ratio in rein- 

 forced concrete, 320 



Egg-shaped sewers, Cross- 

 section of, 389 

 -shaped sewers, Table of 

 velocity and discharge 

 of, 388 



Elastic limit, 279 



Elasticity, Coefficient of, 275 

 Modulus of, 275 



Ellipse, 14 



Elongation, Table of azimuths 

 of Polaris at, 148 



Embankments, Width of ex- 

 cavations and, 193 



Engineering News formula 

 for supporting power of 

 piles, 337 



Engineer's chain, 26 



English system of weights 

 and measures, 1 



Equation of time, 142 



Equator. Celestial. 139 



Equinoctial colure, 139 



Equinox, Vernal. 139 



Error, Index, 152 



Euler's formula, 300 



formula, Constants for, 299 



Excavations and embank- 

 ments, Width of, 193 



Expansion, Table of coeffi- 

 cients of, 286 



External shear, Definition of, 

 288 



P 



Factor of safety, 280 



Falling bodies, 256 



Field notes for curves, 170 

 notes for stadia survey, 



97 



notes for three-level ground, 

 205 



