Unloading without supporting the rear-end of the trailer a bad idea?

   / Unloading without supporting the rear-end of the trailer a bad idea? #1  

Beltzington

Platinum Member
Joined
Oct 4, 2008
Messages
959
Location
Appling, Georgia
Tractor
JD 3720
I use a 16' BP aluminum car hauler only 1-2 times a year to haul my 5,000 pound CUT. Typically I think I should put some blocks under the back of the trailer to keep it from lifting up the back of the truck when unloading and typically I end up just driving off without the support. Any reason not to do this, damage to the trailer or truck? It raises the hitch about a foot and the deck gets within 6" of the ground when all the weight gets behind the tandems. I could almost unload without using the ramps which are not attached to the trailer.
 
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   / Unloading without supporting the rear-end of the trailer a bad idea? #2  
It's all good until your on an incline and your rear tires get lifted off the ground leaving you with no breaking and you and the tractor go on a ride with a truck and trailer with no driver.
 
   / Unloading without supporting the rear-end of the trailer a bad idea?
  • Thread Starter
#3  
It's all good until your on an incline and your rear tires get lifted off the ground leaving you with no breaking and you and the tractor go on a ride with a truck and trailer with no driver.

Great point, I had not even considered this. Thanks
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #4  
I've used jack stands under the trailers tail.

Going to get me a tilt to avoid this.

You could even make some swing down legs that pin in place so you don't have to use stands each time.
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #5  
Is it not possible to park the trailer in a situation that would place the rear lower to the ground. Back it into a ditch, low spot in the driveway, road bank, etc.??

I carry blocks in my truck bed but rarely use them. I can almost always find a spot to place the trailer where the tail is very low to the ground or touching it.
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #6  
Like others,I use jack stands at the rear of the trailer.
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #7  
I use pair of jack stands for 2 reasons.
1. Seen a few trailers with rear of frame bent down at rear axle.
2. lesson learned for another's experience. Former boss of years ago was loading a skid loader without support at rear of trailer. The trailer lifted truck to tires barely touching then receiver coupler popped loose, trailer shot forward, tongue went through the tailgate plus bowed rear corners of bed box.
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #8  
I use pair of jack stands for 2 reasons.
1. Seen a few trailers with rear of frame bent down at rear axle.
2. lesson learned for another's experience. Former boss of years ago was loading a skid loader without support at rear of trailer. The trailer lifted truck to tires barely touching then receiver coupler popped loose, trailer shot forward, tongue went through the tailgate plus bowed rear corners of bed box.

I've never saw or heard of a trailer frame bent. But I've saw plenty of truck damage!!!!! :)
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #9  
I use pair of jack stands for 2 reasons.
1. Seen a few trailers with rear of frame bent down at rear axle.
2. lesson learned for another's experience. Former boss of years ago was loading a skid loader without support at rear of trailer. The trailer lifted truck to tires barely touching then receiver coupler popped loose, trailer shot forward, tongue went through the tailgate plus bowed rear corners of bed box.

I was loading a heavy garden tractor onto a 2 wheel trailer and used a 6x6 under the rear end. I got most of the way up and the trailer slid off the 6x6 and dropped like a rock popping off the ball. Luckily I had the tailgate up, but the ramps bent like a pretzel. I like the swing down jack idear.
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #10  
Is it not possible to park the trailer in a situation that would place the rear lower to the ground. Back it into a ditch, low spot in the driveway, road bank, etc.??

I carry blocks in my truck bed but rarely use them. I can almost always find a spot to place the trailer where the tail is very low to the ground or touching it.
This. Find a low spot or drop some blocks.

If your trailer coupler is popping off then something is wrong, either bent, worn or the wrong size.

If your just driving on and off something will eventually go wrong.
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #11  
The ramps on my 20' deck over have legs built into them, you could do the same thing. Having support on the rear of the trailer is a good thing, no matter how you decide to do so.
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #12  
   / Unloading without supporting the rear-end of the trailer a bad idea? #13  
I use a jack stand in the middle.
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #14  
This has been a REALLY useful discussion for me. A lot of times you don't know what you don't know. Thanks to all for you input.
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #15  
I've got a tilting deck. Unlatch the front & jumping on the front or rear will tilt the deck. I love not having to mess with ramps. Makes balancing my load easy too. Drive forward until the deck tilts level, then a few more inches to get my 15% tongue weight.

Turned it into a poorly balanced stake side recently for hauling some aged manure. No problems climbing the tractor onto the back when it won't tilt due to a pile manure up front. I generally had a small pile of manure as a ramp & propping up the back though.
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #16  
This. Find a low spot or drop some blocks.

If your trailer coupler is popping off then something is wrong, either bent, worn or the wrong size.

If your just driving on and off something will eventually go wrong.

Unfortunately a ball hitch is designed for the load to be against the ball going down to the road. A dynamic shock load which can easily be greater than any load the hitch will ever see in the designed use can cause it to fail. When that happens you will be on top of the tractor trying to load/unload and the trailer is no longer attached to the tow vehicle except HOPEFULLY your real set of safety chain quick links or gated clevis hooks, not some harbor freight bent S hooks with nothing keeping them from falling off.

Definitely always block the rear of the trailer or install some swing jacks. I've even seen landscape trailers get yanked off the ball by guys who drive overweight commercial mowers on box store trailers (which of course aren't maintained either). Running up and down that trailer hundreds of times a season, then BAM! the coupler says it's had enough of being shock loaded towards the sky and the tongue ends up piercing the back of the truck.
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #17  
I had a friend send his Dodge, trailer, tractor and 8 y/o down the road while he began to back off an unsupported equipment trailer and levered up the truck's rear end (ball didn't pop off). He had the piece of mind to quickly drive forward and re-plant the Dodge's back wheels after a short ride. He had done the same routine many times without his son around, in many different places. That time everything was set up right to create his moment. He since downsized the tractor and upsized the trailer and truck... this time the trailer has bracing on the ramps to prevent levering.
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #18  
It's all good until your on an incline and your rear tires get lifted off the ground leaving you with no breaking and you and the tractor go on a ride with a truck and trailer with no driver.

This is called trailer surfing. It's being considered for the Redneck Olympics. :laughing:

jack1.jpg


jack2.jpg


I put these on the back of my tractor-hauling trailer for just that reason. Little harder to forget...
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #19  
I borrowed a trailer and was loading a piece of equipment on it without supporting the tail. I was told to use the wrong ball size and it popped off. When the hitch came off it hit the tailgate, destroying it. I have since purchased that same trailer and added a pair of trailer jacks to either corner. Initially I used some 5,000lb jacks, but had to change them out when they collapsed. I was trying to load a skid steer onto the trailer without the trailer being attached to a vehicle. The right jack sank into the gravel and the tongue swung slightly putting a lot of side load on the jack. Both jacks then collapsed leaving the tongue up on the air. I then changed them out to some 4" tube jacks and havn't had a problem since.

edit- the jacks that I initially used, and had collapse on me, were the ones linked in post #12
 
   / Unloading without supporting the rear-end of the trailer a bad idea? #20  
Good habits are imperative for trailer loading and unloading. Being able to load and unload the machine with a minimum of force on the tow vehicle is the key. In a perfect world the tow vehicle would not move an inch in any direction, up down forward or back. I have seen people place a block of wood inter the trailer to reduce negative tongue pressure. Have a set of chocks and don't be afraid to use them.

If you bounce the tow vehicle around enough eventually something going to give, expect it.
 

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