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USGS: The Oct 17, 1989, L…rthquake Selected Photos
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USGS The Oct 17, 1989, Loma Prieta, CA Earthquake - Selected Photos.iso
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DESCRIPTIONS OF PHOTOGRAPHS
INDEX MAP
1. Index map of photographic sites
I. SAN FRANCISCO
2. Cars crushed by collapsing brick facade near Fifth and
Townsend Streets. At this locality, five people were killed
while leaving from work. [C.E. Meyer, U.S. Geological Survey]
3. Crushed car near the intersection of Fifth and Townsend
Streets, South of Market. [C.E. Meyer, U.S. Geological Survey]
4. Aerial view of collapsed buildings and burned-out section at
Beach and Divisadero Streets, Marina District. [C.E. Meyer, U.S.
Geological Survey]
5. Demolition of collapsed building and watering down of burned
area, October 18, 1989, Beach and Divisadero Streets, Marina
District. [C.E. Meyer, U.S. Geological Survey]
6. Ground view of collapsed building and burned area shown in
photot 3, Beach and Divisadero Streets, Marina District. [C.E.
Meyer, U.S. Geological Survey]
7. Absence of adequate shear walls on the garage level
exacerbated damage to this structure at the corner of Beach and
Divisadero Streets, Marina District. [J.K. Nakata, U.S.
Geological Survey]
8. Entrance and garage level of a Beach Street apartment complex
in danger of collapse, Marina District. [C.E. Meyer, U.S.
Geological Survey]
9. An automobile lies crushed under the third story of this
apartment building in the Marina District. The ground levels are
no longer visible because of structural failure and sinking due
to liquefaction. [J.K. Nakata, U.S. Geological Survey]
10. Collapsed brickwork from a corner apartment building, Marina
District. [C.E. Meyer, U.S. Geological Survey]
11. Smoldering remains of the apartment complex at the corner of
Beach and Divisadero Streets, the Marina District. [J.K. Nakata,
U.S. Geological Survey]
12. A search-and-rescue team in the Marina District wait for a
building to be buttressed before entering the structure. [J.K.
Nakata, U.S. Geological Survey]
13. Tom Brokaw of NBC News prepares script for a live broadcast
from the Marina District. [J.K. Nakata, U.S. Geological Survey]
14. Electric wires being removed from unstable towers by city
utility workers. Arresting sparks from broken wires was a
priority in those areas with broken gas mains. [J.K. Nakata,
U.S. Geological Survey]
II. BAY BRIDGE
15. Aerial view of roadbed collapse near the interface of the
cantilever and truss sections of the San Francisco-Oakland Bay
Bridge. View northwestward. [C.E. Meyer, U.S. Geological
Survey]
16. Aerial view of the collapsed section of the San Francisco-
Oakland Bay Bridge. View westward. [C.E. Meyer, U.S. Geological
Survey]
17. ╥Sand boil╙ or sand volcano measuring 2 m (6.6 ft) in length
erupted in median of Interstate Highway 80 west of the Bay Bridge
toll plaza when ground shaking transformed loose water-saturated
deposit of subsurface sand into a sand-water slurry
(liquefaction). Vented sand contains-marine shell fragments.
[J.C. Tinsley, U.S. Geological Survey]
III. OAKLAND
18. Aerial view of collapsed sections of the Cypress viaduct of
Interstate Highway 880. [H.G. Wilshire, U.S. Geological Survey]
19. Aerial view of collapsed sections of the Cypress viaduct of
Interstate Highway 880. [H.G. Wilshire, U.S. Geological Survey]
20. Reinforcement bars exposed at the base of the Cypress
viaduct near 14th Street. [J.K. Nakata, U.S. Geological Survey]
21. Remnant portion of the north- and south-bound Cypress viaduct
exposing box girders near 14th Street. [J.K. Nakata, U.S.
Geological Survey]
22. Side view of support-column failure and collapsed upper deck,
Cypress viaduct. [H.G. Wilshire, U.S. Geological Survey]
23. Support-column failure and collapsed upper deck, Cypress
viaduct. [H.G. Wilshire, U.S. Geological Survey]
24. Bent reinforcement bars in failed support column, Cypress
viaduct. [H.G. Wilshire, U.S. Geological Survey]
25. Closeup of damaged reinforcement bars from a Cypress viaduct
support column. [H.G. Wilshire, U.S. Geological Survey]
26. Pancaked upper deck, Cypress viaduct. Guard rail at right is
on lower deck. [H.G. Wilshire, U.S. Geological Survey]
27. Sheared reinforcement bar, Cypress viaduct. [H.G. Wilshire,
U.S. Geological Survey]
28. Temporary support structures emplaced to prevent further
collapse, Cypress viaduct. [H.G. Wilshire, U.S. Geological
Survey]
29. Demolition of Cypress structure near 14th Street. [J.K.
Nakata, U.S. Geological Survey]
30. A downtown building at the corner of Alice and 13th Streets
lost part of its unreinforced facade and brick masonry. [J.K.
Nakata, U.S. Geological Survey]
IV. SAN FRANCISCO AND SAN MATEO COUNTY COAST
31. Cliff failure just south of San Gregorio Beach. Slide is
18.3 meters (60 ft) high and displaces approximately 6881 cubic
meters (9,000 cubic yards) of material. Large boulders are 1 m
(3 ft) across. [D.M. Peterson, U.S. Geological Survey]
32. Cliff failure north of Tunitas Creek. This face continued to
slide for a few days after the earthquake. The event in progress
exposed dark cliff material. [D.M. Peterson, U.S. Geological
Survey]
33. Landslide north of Fort Funston. Slide mass contains
approximately 2,830 cubic meters (3,700 cubic yards) and is 30 m
(100 ft) high. Photo 35 provides an aerial view of this slide.
[D.M. Peterson, U.S. Geological Survey]
34. Head scarp of small slide at Redondo Beach. Scale is
provided by the red-handled rock hammer, which is 30.5 cm (12
in.) long. [D.M. Peterson, U.S. Geological Survey]
35. Aerial view of large slides north of Fort Funston. A ground
perspective of this slide is shown in photo 33. [S.D. Ellen,
U.S. Geological Survey]
36. Aerial view of slide at Daly City. This is the largest slide
triggered by the earthquake in San Mateo County, displacing
approximately 36,700 cubic meters (48,000 cubic yards) of
material. The base is about 152 me (500 ft) across at its widest
point. [S.D. Ellen, U.S. Geological Survey]
V. FREMONT BAYLANDS
37. KGO radio transmission towers, built on bay mud in a salt-
evaporation pond used by the Leslie Salt Company. Note
progressively less damage to towers away from viewer. [H.G.
Wilshire, U.S. Geological Survey]
38. KGO radio transmission towers. [H.G. Wilshire, U.S.
Geological Survey]
VI. MENLO PARK
39. Unfastened bookcases in an office building fell during the
primary shock. [J.K. Nakata, U.S. Geological Survey]
40. Books and air-conditioning duct were dislodged during the
earthquake. [J.K. Nakata, U.S. Geological Survey]
41. Seismographs at the U.S. Geological Survey record (1) north-
south horizontal, (2) east-west horizontal, and (3) vertical
components of the earthquake. [J.K. Nakata, U.S. Geological
Survey]
VII. LOS ALTOS
42. Aerial view of collapsed five-story tower, St. Joseph╒s
Seminary. One person working in tower was killed. [H.G.
Wilshire, U.S. Geological Survey]
43. Aerial view of collapsed five-story tower, St. Joseph╒s
Seminary. [H.G. Wilshire, U.S. Geological Survey]
44. Nontectonic surface rupture across Highway 280 at the
interface of a roadcut and fill area 2.5 km (1.5 mi) north of
Foothill Expressway. [J.K. Nakata, U.S. Geological Survey]
45. The cement retaining walls along Highway 280 deformed in
accordion-like pattern as a result of lateral compression. [J.K.
Nakata, U.S. Geological Survey]
VIII. LOS GATOS
46. Failure of unreinforced brick masonry caused collapse of the
upper floor in downtown Los Gatos. [J.K. Nakata, U.S. Geological
Survey]
47. Photograph taken in a ceramics shop during an aftershock.
[J.K. Nakata, U.S. Geological Survey]
48. Books lie scattered in aisles of a downtown bookstore. [J.K.
Nakata, U.S. Geological Survey]
49. Many residents camped in their yards after the earthquake.
[J.K. Nakata, U.S. Geological Survey]
50. Personal messages posted on van at Emergency Center. [C.E.
Meyer, U.S. Geological Survey]
51. Vehicle crushed by collapse of unreinforced-b