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Published byDerek Norman Modified over 6 years ago
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Level Crossing Derailments and near-Derailments involving Heavy Trucks
Description of three crossing accidents involving trains and heavy trucks. First describe the Canadian context Then describe the three accidents and safety actions taken Then summarize conclusions of the paper Ian Naish IRSC 2007 Goa India
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Some Railway Statistics for Canada
33 million population 49,000 km of track 3,200 locos 100,000 railcars (wagons) 350 billion tonne-km of traffic annually 500 intercity trains per week Commuter rail carries around 220,000 passengers daily 250 crossing accidents annually
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Canadian Rail Network and TSB Offices
Depiction of Canadian rail network, as well as TSB regional offices and head office locations. route km employees 353 billion revenue tonne-km 235 employees in TSB (25 in Rail/Pipeline Investigation Branch)
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TSB Mandate Advance transportation safety by:
conducting independent investigations making findings making recommendations reporting publicly
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Crossing Accidents to be Described
Firdale, Manitoba Kingston, Ontario Munster, Ontario
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Firdale Manitoba R02W0063 Level crossing accident and derailment, Firdale, Manitoba 6 000 tonne train travelling at 80 km/h struck tractor trailer at passively protected crossing equipped with crossing signboards and stop signs. Derailment of train and release of dangerous goods, including benzene and hexene. Evacuation of 160 residents of the area. The municipality reduced the roadway approach gradients to the crossing, cleared sightlines and erected advance warning signage on the road to warn of the presence of a rail crossing. Transport Canada’s 1994 Commercial Vehicle Drivers Hours of Service Regulations, were repealed and replaced in January 2007 with the Commercial Vehicle Drivers Hours of Service Regulations, which were aimed at limiting driver fatigue. Board recommendations were made on truck driver education and emergency responder training. Actions taken resulted in improvements to drivers’ manuals, and driver training, as well as mproved brochures and a video for first responders to BLEVEs.
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Kingston, Ontario (Simulation)
R02T0149 Kingston, Ontario A passenger train, travelling at 124 km/h struck a loaded tractor-trailer at a public crossing. The tractor-trailer, which was carrying a 12-ton hydraulic excavator, was struck and the excavator slid off the trailer, and struck and demolished one of the crossing signal masts. The 270 kg connecting arm (gooseneck) attaching the trailer to the tractor was torn off and thrown approximately 168 m east of the crossing.
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Kingston, Ontario (Actual)
Looking west towards crossing Truck wheels in foreground Backhoe-excavator and trailer in ditch south-east of crossing Truck cab in ditch north-east of crossing
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Kingston, Ontario Damage to Via Rail Genesis GE F59 passenger locomotive
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Kingston, Ontario View to east from crossing
Train in background on south track Profile of crossing clearly not even Cab in ditch east of crossing
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Kingston, Ontario Safety Action:
New sign developed for this crossing type and installed on the approaches Railway and road authority meetings on the issue Railway posted information for low-clearance vehicles on its website
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Munster, Ontario, crossing approach
R04H0009 10 tonne dump truck passed over rural crossing protected by crossing signboards and three warning signs Train (150 km/h) struck truck (16km/h) Driver fatally injured Acute crossing angle Interim signage (for 10 years) Sound of whistle masked until one second before impact
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Munster, Ontario, view from truck cab
View of the crossing from a semi-trailer cab looking right from driver’s side No view of the track
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Munster,Ontario, locomotive damage
Damage to front end and left side of VIA Rail F40 passenger locomotive
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Munster, Ontario, truck cab
Cab totally demolished Radio on, passenger window closed Speed 16 km/h
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Munster, Ontario, truck box
Box and frame of 10 tonne Ford 8000 dump truck Safety action taken: Reconstruction of crossing and installation of automated warning system Research into effectiveness of locomotive horn audibility Research into low cost warning systems Research into driver blind spots
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Conclusions Speed of safety action can vary
Compelling argument has to be made for change Interorganizational communications are to be encouraged Safety messages may have to be repeated or disseminated differently Quick safety action may be taken. Conversely, it may take several years to get any safety action. A compelling argument always has to be made that a significant risk exists, and that argument has to be understood by the agents of change. Communications between organizations on mutual safety concerns is to be encouraged. Sometimes the way to advance transportation safety awareness is repetition of the messages in order to translate the possibility of safety action into reality.
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Thank You
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