Semi Trailer facts
While investigating facts about Semi Trailers For Sale and Semi Trailer Dimensions, I found out little known, but curios details like:
An Australian cardiologist that travels around Australia in a semi-trailer turned specialist medical clinic, delivering specialist services to the most out of reach rural citizens of the country who would otherwise be unable to receive such services, all without any government funding.
how wide is a semi trailer?
The low-hanging bar on the back of semi trailers is called a “Mansfield Bar.” It was mandated after a gruesome accident took the life of actress Jayne Mansfield.
What is the width of a semi trailer?
In my opinion, it is useful to put together a list of the most interesting details from trusted sources that I've come across answering what is the height of a semi trailer. Here are 19 of the best facts about Semi Trailer Rental and Semi Trailer Length I managed to collect.
what is a semi trailer?
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The name semi truck is a shortenend form of the full name, semi-trailer truck, as the the trailer is semi-wheelless.
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If you are going to crash into the back of a semi-truck trailer, hitting head on is the safest way of hitting, clipping the side is almost certain death.
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Semi (tractor trailer) engines are designed to never be shut off except when changing the oil and servicing the engine.
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Semi trucks are called that because the trailers don't have front wheels, and can only be used when connected to the tractor part of the truck. So the trailers are officially "semi-trailers" which eventually evolved into "semi truck."
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the bar on the back of a semi trailer to prevent under-riding was first called the "Mansfield Bar". Actress Jayne Mansfield was killed in 1967 when the car she was in drove up under the back of a trailer shearing the top of the car off. The NHTSA then made the DOT/ICC bumper mandatory.
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Actress Jayne Mansfield was nearly decapitated in front of her 3 kids while driving to a job in order to earn money to help her lover pay back Jimmy Hoffa 250k that he'd borrowed so he could buy stuff for her. The guards we see on the back of semi trailers are named "Mansfield bars" for her.
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The originial theatrical trailer for Disneys "The Tigger Movie" was recalled by the studio because parents complained that the background music was "Semi-charmed life" by Third Eye Blind, a song about chrystal meth addiction.
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The Underride guard on a semi trailer is used to save a car from shooting under the trailer and ripping the top off the car
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The tires on a semi (truck) are specialized by position, namely, steer, drive, & trailer
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There is an accessory that can be added to the rear of a semi-trailer that increases fuel efficiency by over 5% by diminishing the low pressure area and reducing drag behind the trailer.
Why is a tractor trailer called a semi?
You can easily fact check why is it called a semi trailer by examining the linked well-known sources.
Semi trucks or tractor trailers average somewhere between 4-8 mpg of fuel. Going up a hill it can dip to 2.9 mpg, but going down a hill it can rise to 23 mpg.
If they don't have wheels in the front, they're not trailers. They're semi-trailers. - source
Despite 40% of the scenes depicted in 1978 shockumentary Faces of Death have been proven as fake, the scenes were paramedics are scrapping the remains of a cyclist crushed to death by a semi-tractor trailer off the road are real and were taken from several newsreels. - source
Landing a fighter jet on an aircraft carrier is the equivalent of halting a loaded semi trailer from 150mph to a full stop in only 3 seconds.
In order to see how much sway was allowable in the World Trade Center buildings, they brought in two semi-trailers offering free eye exams and rocked them back and forth with people inside to see if people noticed/got seasick. - source
Semi trailer brakes lock up when empty?
About the Steinwinter Supercargo a 1980s concept semi that was designed to ride under the trailers.
How tall is a semi trailer?
The original trailer for the Tiger Movie, as well as some of the TV spots, had the song "Semi-Charmed Kind of Life" by the rock group Third Eye Blind. This had to be changed because the song is about being addicted to crystal meth.
