Jacking a pontoon onto logs/pvc to roll into lake

Vonen1

Recruit
Joined
Aug 11, 2024
Messages
5
I have a pontoon boat that was winched onto my shoreline on a ramp, however, it's a bit tough to simply push the toon back into the water.

I need to jack the pontoon boat up to get it onto logs, or PVC pipe, to roll back into the lake. Its a fairly good incline to roll it back in.

I'm thinking about jacking up the back to get a log under the toons and then doing the same on the front. Once its on the logs/pvc I plan to slowly push it in with my side by side from the front. I can't get a trailer to my camp.

I only need to jack it up a few inches to get the toons high enough to slip the logs/pvc under.

Anyone suggestions?
 

aspeck

Moderator
Staff member
Joined
May 29, 2003
Messages
19,172
I would get a rough cut 2x6 or something similar in strength and use it as the jack point ... having it cross over several of the floor supports for added strength and the spread the weight out over a greater area.
 

Vonen1

Recruit
Joined
Aug 11, 2024
Messages
5
I just found these online. I'm wondering if they will hold up if I buy 6(3 for each side)

 

1985 Century Mustang

Chief Petty Officer
Joined
Mar 9, 2023
Messages
574
I have a pontoon boat that was winched onto my shoreline on a ramp, however, it's a bit tough to simply push the toon back into the water.

I need to jack the pontoon boat up to get it onto logs, or PVC pipe, to roll back into the lake. Its a fairly good incline to roll it back in.

I'm thinking about jacking up the back to get a log under the toons and then doing the same on the front. Once its on the logs/pvc I plan to slowly push it in with my side by side from the front. I can't get a trailer to my camp.

I only need to jack it up a few inches to get the toons high enough to slip the logs/pvc under.

Anyone suggestions

I had a similar thing happen to me while backing my boat into the ocean, the main u bolt ( photo below) broke loose from the front keel, the boat then flew off the trailer and the boat ended up on the concrete slip area (photo enclosed below) instead of the water. I used one barrel jack and many pieces of wood, thus blocking it up to get her off of the concrete.

After I blocked the boat up from the ground, and tied the boat up securely to the pier with rope so it wouldn't move, we then gently jacked the boat up, and when I got to a good height off the blocks, I put the PVC pipes under the hull.

We then slowly let the jack down on the PVC pipes, and loosened the safety ropes gradually. It took a little doing but we were able to roll the boat back in the water, and then back onto the trailer.

Luckily I didn't have any damages. And Thank God I had a barrel jack and some wood pieces in my truck bed, to get her off the ground. A good friend of mine went to the plumbing store and got me 4 commercial PVC pipes at 10 foot lengths. I think they were 4" round pipes if I remember correctly.

This free boat gave me more issues than Mad had Magazines. It seems to be under control now. 🙏😛🙏



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Mc Tool

Petty Officer 1st Class
Joined
Aug 7, 2024
Messages
373
Damn shame ,thats a nice looking boat (what sort of motor does it have ?) ,would do me 🙂.
Unfortunately not that uncommon a sight, part of the learning curve , although in your case a surprise attack .
 

Scott Danforth

Grumpy Vintage Moderator still playing with boats
Staff member
Joined
Jul 23, 2011
Messages
50,426
you winched it on shore without making a bunk skid prior?

the toon logs are easily dented by putting it on a log or PVC, so you would have to be very very careful.

I would use 2x6's as mentioned, or buy a pizza and some beer and call the neighbors over to help lift
 

UrbanNomadX

Cadet
Joined
Apr 14, 2025
Messages
9
Sounds like a solid plan. Just make sure to use a wide board (like a 2x6 or 2x8) under the jack to spread the weight and avoid damage.

Jack up the back, slide in the PVC or logs, then do the front. Go slow and steady.

If you're on a slope, pull the drain plugs—there might be water inside.

4–6" PVC works great, and a little soapy water helps with sliding.
Take your time, and let us know how it goes!
 

Grub54891

Admiral
Joined
Jun 17, 2012
Messages
6,173
How about getting some long bunk slides and putting them lengthwise under the toons? It would be the best way in my opinion, no chance of bending the toons.
 

Vonen1

Recruit
Joined
Aug 11, 2024
Messages
5
How about getting some long bunk slides and putting them lengthwise under the toons? It would be the best way in my opinion, no chance of bending the toons.
This might work. I could build the bunks at home and haul them to the camp. The only thing that I'm wondering is if the first bunk slide will hold the weight of the pontoon, as I'm jacking up the other side to slide in the second bunk on the opposite side.
 

Grub54891

Admiral
Joined
Jun 17, 2012
Messages
6,173
This might work. I could build the bunks at home and haul them to the camp. The only thing that I'm wondering is if the first bunk slide will hold the weight of the pontoon, as I'm jacking up the other side to slide in the second bunk on the opposite side.
It should hold the weight as it’s distributed along the entire surface.
 

jlh3rd

Senior Chief Petty Officer
Joined
Jul 10, 2017
Messages
666
It'll hold.
The structural part of a toon log are at the welded sections between the separate compartments and the rear. Since the board will span the length, the toon will be supported.
 
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