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Ball lightning is a possible source of legends that describe luminous balls, such as the mythological Anchimayen from Argentinean and Chilean Mapuche culture.. According to a statistical investigation carried out in 1960, of 1,962 Oak Ridge National Laboratory monthly role personnel, and of all 15,923 Union Carbide Nuclear Company personnel in Oak Ridge, found 5.6% and 3.1% respectively ...
During the footage, the southbound train's engineer was seen jumping clear of the locomotive immediately before the collision. [6] [7] October 9, 2006 – The Cactus Train Collision - A BNSF coal train entered an open switch on a spur track which had failed to be realigned, and collided with a stationary train. Both crewmen received minor injuries.
Sympathetic lightning is the tendency of lightning to be loosely coordinated across long distances. Discharges can appear in clusters when viewed from space. [22] [23] [24] [clarification needed] Upward lightning or ground-to-cloud lightning is a lightning flash which originates from the top of a grounded object and propagates upward from this ...
The time interval may be controlled by a level crossing predictor, an electronic device which is connected to the rails of a railroad track, and activates the crossing's warning devices (lights, bells, gates, etc.) at a consistent interval prior to the arrival of a train at a level crossing. [1]
Operation Lifesaver is a 501(c)(3) educational organization in the United States dedicated to promoting safety at railroad grade crossings and railroad rights-of-way. Operation Lifesaver is the largest rail safety education organization in the United States. [1] It was founded by the Union Pacific Railroad in the early 1970s. [2]
The top spot goes to an astonishing video that dispels the common myth that lightning never strikes the same place twice. In reality, the Willis Tower in Chicago is the most frequently struck U.S ...
A level junction (or in the United Kingdom a flat crossing) is a railway junction that has a track configuration in which merging or crossing railroad lines provide track connections with each other that require trains to cross over in front of opposing traffic at grade (i.e. on the level).
Because the crossing was not interlocked, all trains were required to make a stop before proceeding over the crossing as signaled by the specific semaphore signal governing the track the train was on. As a major crossing, and one of the few remaining locations with this classic method of operation, Brighton Park was a major attraction for rail ...