Washaway

washawayslandslip or washawaywashed away
A washaway is a particular kind of landslide that can affect man-made structures such as cuttings, embankments and bridges.wikipedia
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Landslide

landslideslandslipdebris avalanche
A washaway is a particular kind of landslide that can affect man-made structures such as cuttings, embankments and bridges.
Washaway

Double switching

double cutdouble pole switchesdouble-switched
To protect against a false feed keeping the warning signal green, the circuit should be double cut so that false feeds will connect positive to negative and blow a fuse, forcing the warning signal to red.
A landslip or washaway detector is buried in the earth embankment, and opens a circuit should a landslide occur.

Valigonda train wreck

Veligonda Railway Bridge
🇮🇳 29 October 2005 - Veligonda train disaster - 114 killed
🇦🇺 1880 - Murrurundi - night mail train derailed at a washaway - 10 killed.

Feroleto Antico

Feroleto
🇮🇹 November 2011 - Feroleto-Marcellinara, Italy
A railway bridge between here and Marcellinara was washed away by flood waters in 2011.

Washout (erosion)

washoutwashoutswashed out
Washout
Washaway

Cut (earthmoving)

cuttingcutcuttings
A washaway is a particular kind of landslide that can affect man-made structures such as cuttings, embankments and bridges.

Embankment (transportation)

embankmentembankmentsfill
A washaway is a particular kind of landslide that can affect man-made structures such as cuttings, embankments and bridges.

Bridge

road bridgerailway bridgerailroad bridge
A washaway is a particular kind of landslide that can affect man-made structures such as cuttings, embankments and bridges.

Sty

pigstypig stypigsties
A quicker method is to replace the washed out earth with a criss-cross structure of timber steepers called a pigsty which is only slightly wider than the track itself.

Railroad tie

sleeperstiessleeper
One side of contact might be attached to the sleepers, while the other side is buried in the ballast beneath.

Big Bayou Canot rail accident

1993 Big Bayou Canot train wreckBig Bayou CanotCSXT Big Bayou Canot rail bridge
A similar setup might be used to protect bridges likely to be hit by ship collisions, as with the 1993 Big Bayou Canot train wreck.

United States

American🇺🇸U.S.
🇺🇸 27 September 1923 – near Glenrock, Wyoming - a bridge over Coal Creek was washed away and a passenger train derailed, killing 30 of the train's 66 passengers.

Glenrock, Wyoming

GlenrockDeer Creek Station
🇺🇸 27 September 1923 – near Glenrock, Wyoming - a bridge over Coal Creek was washed away and a passenger train derailed, killing 30 of the train's 66 passengers.

New Zealand

🇳🇿NZLNZ
🇳🇿 24 December 1953 - Tangiwai disaster - lahar caused bridge washaway; train thrown into river; 151 killed.

Tangiwai disaster

Tangiwaia December 24, 1953, train crashderailed a train
🇳🇿 24 December 1953 - Tangiwai disaster - lahar caused bridge washaway; train thrown into river; 151 killed.

Lahar

laharsmudflowsvolcanic mudflows
🇳🇿 24 December 1953 - Tangiwai disaster - lahar caused bridge washaway; train thrown into river; 151 killed.

Australia

🇦🇺AUSAustralian
🇦🇺 1974 - Crystal Brook, South Australia - train thrown into river after washaway collapses bridge.

Crystal Brook, South Australia

Crystal BrookCrystal Brook Grain LoopCrystal Brook West
🇦🇺 1974 - Crystal Brook, South Australia - train thrown into river after washaway collapses bridge.

South Australia

SASouth AustralianSouth
🇦🇺 1974 - Crystal Brook, South Australia - train thrown into river after washaway collapses bridge.

Kenya

🇰🇪KenyanKEN
🇰🇪 1993 - 114 perished in a passenger train that plunged into a river after floods washaway a bridge at Ngai Ndethya.

India

🇮🇳IndianIND
🇮🇳 29 October 2005 - Veligonda train disaster - 114 killed * 🇮🇳 Peruman railway accident 1988 - 105 killed

Italy

🇮🇹ItalianITA
🇮🇹 November 2011 - Feroleto-Marcellinara, Italy

Marcellinara

🇮🇹 November 2011 - Feroleto-Marcellinara, Italy

Peruman railway accident

derails on the Peruman bridgePeruman bridgePeruman Rail Accident
* 🇮🇳 Peruman railway accident 1988 - 105 killed