Environmental Engineering Reference
In-Depth Information
reservoir level
HW
drainage gallery
tailwater level
T
H4
TW
L
drains
crack
L
TW
H3
HW
X
(a)
for no compression zone not extending to the drain
reservoir level
HW
drainage gallery
tailwater level
L
drains
T
crack
H4
TW
L
TW
H3
HW
X
(b)
no compression zone extending downstream of the drains
Figure 16.21.
Uplift assumptions for concrete gravity dams (Adapted from FERC, 2000).
