size, 122
Site investigation, 6
Pressure
hydrostatic, 114-116
R
Reservoir peaking, 85
Retaining structures, 134
River training works, 37
Rock types, 10
Roughness coefficient
canals, 50-51
pipes, 64
Run-of-river schemes, 1
S
Safety
against overturning, 114
on bearing, 114
Sediment problem, 50,71
Seepage, 12,48
design calculation, 12
Settling basins, 71,73
checklist, 84
components, 73
design criteria, 71
description, 2
example, 77
flushing arrangements,75-77
flushing capacity, 71
ideal, 71
inlet zone, 73
outlet zone, 75
settling capacity, 71
settling design, 73
settling zone, 75
storage capacity, 71
storage design, 72
Shield’s formula, 49
Side intake, 24
Sinkholes. 10
Site selection, 5,15
Slope stability, 8,133-137
Spillways, 76,81
definition, 2
example, 53
location, 52
Stability of schemes, 18
Storage schemes, 1
Support piers, 108
checklist, 119
construction, 108
description, 2
design, 114
CIVIL WORKS GUIDELINES FOR MICRO-HYDROPOWER IN NEPAL
181
flexible steel, 140
location, 107
Submergence head, 61,80
Surge calculation, 94-97
T
Tailrace checklist, 127
definition, 3,130
design of channel, 130
design of pipe, 130
Tension cracks, 9
Terracing, 131
Thermal expansion, 109
Transmission lines, 6,18
Trashracks, 24,35,57,80
W
Water availability, 10
Water rights, 13
Water retaining structures, 86
Weakness zones, 8
Weirs
diversion, 2,26
gabion, 28,30
head over, 32
permanent, 31
temporary, 27
Wetted perimeter, 50
V
Vent pipe, 63
Valves, 59,63