Thinking Ahead of Big Trucks
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One of the critical concepts I learned as a collision investigator this that fully loaded heavy trucks have 50 to 60% of the braking capability of light vehicles. This assumes that the braking system is not overheated, has been maintained properly and is correctly adjusted.
Air brake systems also suffer from brake lag, a short time period that occurs between the driver stepping on the brake pedal and the brakes starting to apply.

Twenty years of traffic law enforcement experience has (mis)shaped what I find entertaining, so every Thursday I find myself reading the beefs in the
In the early evening of May 26, 2018 a person in a motorized wheelchair tried to cross the railroad tracks at Broadway Street in Chilliwack. During the crossing the rear caster wheels of the wheelchair dropped down into the flangeway (slot alongside the inside of the rail that allows the wheel flanges to pass the pavement), trapping the chair.
I have a question about nitrous oxide. Is it legal to have a nitrous oxide system hooked up to a vehicle? If the bottle is detached from the system is it legal? Does the appropriate DOT WHMIS oxidizer symbol convey any legality to transport?
A recent survey by
Our current system of trying to change driver behaviour largely consists of traffic tickets, vehicle impoundment and driver's licence suspensions. They all rely on traffic policing to find and deal with those who don't follow the rules. How efficient is that?