[AT] tri-axle trailer question

[charlie hill]

Seems to me like you have it figured out Cecil!

Charlie


----- Original Message ----- 
From: "Cecil E Monson" <cmonson at hvc.rr.com>
To: "Antique tractor email discussion group" <at at lists.antique-tractor.com>
Sent: Thursday, November 18, 2004 6:33 AM
Subject: Re: [AT] tri-axle trailer question


>> Cecil the other factor is the axle rating on the rear of your dump truck. 
>> You should be able to find that out with the build code you mentioned. 
>> The DMV folks will get a little testy with you if you are hauling more 
>> weight on the rear of the truck (load weight + tongue weight) than the 
>> axle is rated for.
>>
>> I have pulled a trailer that weighed 13,000 pounds with my 1/2 ton pickup 
>> but I was illegal and only doing it because I had almost no other choice 
>> under the circumstances.  I suspect doing so had something to do with 
>> having to replace my rear end last month when both carrier bearings went 
>> out.
>>
>> Charlie
>
>
> Charlie, I remember the first time I went to the local sand
> and gravel pit to get a load of pea stone for my driveway with my new
> Chevvie half ton pickup. Geez, I had forgotten about this years ago.
> The guy running the machine at the gravel pit asked me how much I
> wanted and I told him something like, "Oh, I don't know. A full load
> I guess."  I didn't realize it was sort of a joke with those that work
> there. He filled the rear of my pickup until the thing squatted like a
> hen looking for a rooster and said, "Now take it easy going home".  It
> was my first experience with overload and I can tell you it made my
> knees shake when I made the turn coming up out of the quarry. The front
> wheels turned as though there was nothing there and the truck kept going
> straight until I touched the brakes. Geez, I made it home all right but
> if the truck hadn't been new with new tires, I don't think I would have
> made it.
>
> Ever since that day I've been leery about trailers that were
> too heavy for the tow vehicle. The way I figure the capacity of the rear
> of my truck is to take the capacity of the tires that is in embossed
> letters on the sides of the tires and multiply by the number of them
> on the vehicle. The tires on my dump truck are new load range "E" tires
> and are rated on the tire at 2680# each - times 4 equals 10,700# that I
> know the truck can carry. Over that and I am on my own. My truck weighs
> 7800# on most scales and with half of that on the rear, it should give
> me the ability to haul about 7000# safely in the rear or on the hitch
> plus whatever is in the box. It appears to me that my pintle hitch is
> rated at 16000# capacity with a 3000# vertical load capability. But it
> still seems like an awful lot to put on the rear. My pintle hook is on
> there with 4 bolts also and that is a lot to ask of 4 little 1/2" bolts.
>
> It would seem to me that if I towed a 6 ton load on a trailer
> that weighed a ton by itself, I would be just about maxed right out for
> the pintle hitch provided I didn't go over the 3000# vertical load. It
> would seem to me that hitting a bump or going over a set of railroad
> tracks and bouncing the trailer hitch could multiply the load on the
> pintle hook and easily exceed the 3000# rated load.
>
> Cecil
> -- 
> The nicest thing about telling the truth is you never have to wonder
> what you said.
>
> Cecil E Monson
> Lucille Hand-Monson
> Mountainville, New York   Just a little east of the North Pole
>
> Allis Chalmers tractors and equipment
>
> Free advice
>
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