Burlington Northern track washout at Tacoma, Washington, on February 19, 1972. The rain-soaked ground caused a slide under the Prairie Line between Tacoma and South Tacoma leaving a portion of track including a switch dangling. Photo by J.M. Fredrickson. Other Subject Classes: maintenance of way, track damage.

Burlington Northern track washout at Tacoma, Washington, on February 19, 1972. The rain-soaked ground caused a slide under the Prairie Line between Tacoma and South Tacoma leaving a portion of track including a switch dangling. Photo by J.M. Fredrickson. Other Subject Classes: maintenance of way, track damage.

Burlington Northern track washout at Tacoma, Washington, on February 19, 1972. The rain-soaked ground caused a slide under the Prairie Line between Tacoma and South Tacoma leaving a portion of track including a switch dangling. Photo by J.M. Fredrickson. Other Subject Classes: maintenance of way, track damage.

Burlington Northern track washout at Tacoma, Washington, on February 19, 1972. The rain-soaked ground caused a slide under the Prairie Line between Tacoma and South Tacoma leaving a portion of track including a switch dangling. Photo by J.M. Fredrickson. Other Subject Classes: maintenance of way, track damage.

Burlington Northern track washout at Tacoma, Washington, on February 19, 1972. The rain-soaked ground caused a slide under the Prairie Line between Tacoma and South Tacoma leaving a portion of track including a switch dangling. Photo by J.M. Fredrickson. Other Subject Classes: maintenance of way, track damage.

Burlington Northern track washout at Tacoma, Washington, on February 19, 1972. The rain-soaked ground caused a slide under the Prairie Line between Tacoma and South Tacoma leaving a portion of track including a switch dangling. Photo by J.M. Fredrickson. Other Subject Classes: maintenance of way, track damage.

Burlington Northern track washout at Tacoma, Washington, on February 19, 1972. The rain-soaked ground caused a slide under the Prairie Line between Tacoma and South Tacoma leaving a portion of track including a switch dangling. Photo by J.M. Fredrickson. Other Subject Classes: maintenance of way, track damage.

Burlington Northern tracks at Martin, Washington, in 1979. Looking down from mountain at tracks, station buildings. Photo by J.M. Fredrickson. Other Subject Classes: track, station, mountains

Burlington Northern tracks at Martin, Washington, in 1979. Looking down from mountain at tracks, station buildings. Photo by J.M. Fredrickson. Other Subject Classes: track, station, mountains

Burlington Northern tracks at Martin, Washington, in 1979. Looking down from mountain at tracks, station buildings, signal bridge. Photo by J.M. Fredrickson. Other Subject Classes: track, station, signal equipment, mountains