Handbook of Civil Engineering Calculations

I.56

Index terms Links

Water pollution (Continued)

impurities in water-supply 7. 21

and hazardous wastes 7. 23

Water-supply systems 7. 1

choice of pipe type for 7. 18

fire safety requirements 7. 19

flow rate and pressure loss 7. 11

industrial requirements 7. 20

municipal water sources 7. 17

parallel and single piping 7. 11

selection of 7. 17

treatment methods 7. 21

disinfection 7. 23

filtration 7. 21

softening 7. 22

solvents 7. 23

water wells in 7. 1

air-lift pump for 7. 9

Web reinforcement:

of prestressed-concrete beam 2. 70 2. 71

of reinforced-concrete beam 2. 11 2. 24

Web stiffeners 1. 142

Wedge of immersion 6. 6

weir:

discharge over 6. 12

variation in head on 6. 25

Welded beams 1. 142

design moment of 1. 144

Welded connection 1. 78 1. 86 1. 87

144 1. 175

welded flexible 1. 175