Page 466 - Civil Engineering Formulas

392 INDEX

Langefors’ formula, 201 Modulus of elasticity, of concrete,
Laterally loaded vertical piles, 116
105–107 Molitor-Stevenson equation, 359
Load-and-resistance factor design, Moment capacity of concrete, 131
207
for bridge beams, 256 Natural circular frequencies of
for bridge columns, 250 prismatic beams, 74
for building beams, 211 coefficients for computing, 75
for building columns, 209
for building shear, 207 Open channels, nonuniform flow in,
Load-bearing walls, 148 318
Lumber formulas, 157–175 Orifice discharge, 311
adjustment factors for design Orifices, flow through, 308
values, 164
beams, 159 Parabolic channels, 327
bearing area, 159, 165, 167 Piles and piling formulas, 105–113
bending and axial compression, allowable load, 105
173 axial-load capacity, single piles,
bending and axial tension, 173 112
column stability and buckling, foundation-stability and, 109–112
167–169 groups of piles, 107–109
for connections with fasteners, laterally loaded, 105
171–172 shaft resistance, 113
columns, 160–161 shaft settlement, 112
in combined bending and axial toe capacity load, 107
load, 161 Pipe bends, 313
compression, at angle to grain, Pipes, flow in, 300
161 Piping, economical sizing of, 336
on oblique plane, 163–164 Plastic media trickling filter, 375
fasteners for wood, 169 Plate girders in buildings, 219
nails, 169 Polar moments of inertia, 77
screws, 170 Polymer dilution feed system, sizing
spikes, 169 of, 369
flat ends of columns, Ponding, roof, 228
174–176 Prismatic beams, elastic-curve
Forest Products Laboratory equations for, 35–38, 74
recommendations, 162–163 Pumps and pumping systems,
grading of lumber, 157 338–344
radial stresses and curvature, 166 capacity, 338
sizes of lumber, 157 cavitation, 343
characteristic relationships, 342
Manning’s formula, 303, 320 coefficients, 342
Maxwell’s theorem, 51 definitions, 339