Unified Interior Regions

California

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Image: Clock Tower
October 17, 1989

Clock Tower

Clock tower near north end of Pacific Garden Mall. Not known if clock was fast or if it ran for about 6 minutes after the earthquake.

Image: Crack Down Front of Store
October 17, 1989

Crack Down Front of Store

Crack down front of Ford's Department Store, downtown Watsonville. Although this fracture appears minor, the building was significantly damaged.

Image: Reinforcement Bars of Cypress Viaduct
October 17, 1989

Reinforcement Bars of Cypress Viaduct

Bent reinforcement bars in failed support column, Cypress viaduct.

Image: Dislodged Books and Duct
October 17, 1989

Dislodged Books and Duct

Books and air-conditioning duct were dislodged during the earthquake.

Image: Surface Cracks
October 17, 1989

Surface Cracks

A geologist traces surface cracks in a corral adjacent to summit road approximately 1.6 km (1 mi) southeast of Highway 17.

Image: Bicycles Crushed by Brick
October 17, 1989

Bicycles Crushed by Brick

Bicycles crushed by falling unreinforced brick facade, Pacific Garden Mall.

Image: Dislodged House
October 17, 1989

Dislodged House

Houses not bolted down securely were easily dislodged from their foundations in downtown Watsonville.

Image: Structural Damage
October 17, 1989

Structural Damage

Absence of adequate shear walls on the garage level exacerbated damage to this structure at the corner of Beach and Divisadero Streets, Marina District.

Image: Reinforcement Bars of Cypress Viaduct
October 17, 1989

Reinforcement Bars of Cypress Viaduct

Closeup of damaged reinforcement bars from a Cypress viaduct support column.

Image: Seismographs at the U.S. Geological Survey
October 17, 1989

Seismographs at the U.S. Geological Survey

Seismographs at the U.S. Geological Survey record (1) north-south horizontal, (2) east-west horizontal, and (3) vertical components of the earthquake.

Image: Extensional Crack
October 17, 1989

Extensional Crack

Northwest-trending extensional crack where dam fill settled about 0.6 m (2 ft) and pulled away from concrete spillway and north abutment of Austrian Dam.

Image: Collapsed Brick
October 17, 1989

Collapsed Brick

Collapsed unreinforced-brick facade, Pacific Garden Mall.