derail

(redirected from derailments)
Also found in: Dictionary, Thesaurus, Legal.

derail

Chiefly US a device designed to make rolling stock or locomotives leave the rails to avoid a collision or accident

derail

[dē′rāl]
(engineering)
To cause a railroad car or engine to run off the rails.
A device to guide railway cars or engines off the tracks to avoid collision or other accident.
References in periodicals archive ?
New Delhi [India], Dec 19 ( ANI ): The Amtrak train derailment in the United States has highlighted the fact that train derailment is not an India-specific problem and that all over the world, railway systems suffer accidents, according to safety experts who have commented on the train disaster.
There have been cases where derailments were due to human error.
We are also calling for Transport Canada to look at all of the factors, including speed, which contribute to the severity of derailments, to develop mitigating strategies and to amend the rules accordingly.
Regulators have acknowledged that oil train derailments could cause billions of dollars in damage, and result in the loss of hundreds of lives.
I looked outside and there was black and white smoke blowing across the sky, and I could hear the flames," said Mosier resident Dan Hoffman, 32, whose house is about 328 ft from the derailment.
The latest Canadian derailment, involving a Canadian National Railway Co.
In one 2012 federal court case related to two earlier derailments, Union Pacific lawyer Raymond Hasiak argued against Progress Rail, saying, "Everybody depends upon them to look at the axles and determine this is an axle that is appropriate to be put back into service.
Whether it was intended as a diversion or not, BNSF proceeded in a way that forced STB to focus on BNSF's basic right to amend its own tariff, and not at the actual cause of the derailments.
The system includes four components designed to increase passenger safety - a connector that recedes into the train to help prevent derailments, structural changes designed to act like a car's bumper and strengthen the front of the car, and energy absorbers that create crush zones away from passenger areas.
This derailment was staged yesterday at Maynooth station, Co Kildare, as part of the Government Task Force on Emergency Planning.
When I was an apprentice, a teacher at drivers training school told me that speeding by 5 to 10 kilometers (per hour) is all right,'' said a driver in his 40s serving on the Fukuchiyama Line, on which the April 25 derailment took place.
AS illustrated in this case, not all derailments are caused by deficiencies in private owners' sidings and may, instead, be caused by defective railroad rolling stock.