Civil Engineering Reference
In-Depth Information
FIGURE 9.3
A large rockfall caused by the Hebgen Lake earthquake in Montana on August 17, 1959.
(
Photograph from the Steinbrugge Collection, EERC, University of California, Berkeley.
)
FIGURE 9.4
Rock slide at the Pacoima Dam caused by the San Fernando earthquake in California on
February 9, 1971. (
Photograph from the Steinbrugge Collection, EERC, University of California, Berkeley.
)
