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Tampilkan postingan dengan label trailer. Tampilkan semua postingan

Minggu, 03 April 2016

And now back to the trailer

Remember the trailer? This one, the one that almost killed us?


We left the shantyboat hull pretty complete. Now that the boat is ready to be flipped, we turn our attention back to the trailer.

It is really a rusty, janky old thing. Ive owned it for fifteen years or so, or sorta owned it since I bought it with Sean for our Burning Man theme camp, the Costco Soulmate Trading Outlet. Its been stolen and recovered, broken and repaired on the road. We used to haul that thing back and forth loaded to the gills over the Sierra Nevada Mountains, taking our lives into our own hands. Then we realized that if we stored it in the desert, we could save wear and tear on our mortality. So there it stayed for about ten years.

When the camp realized it could buy a shipping container and have it dropped off at their campsite every year without the hassle of dealing with That Trailer, the poor thing got abandoned for a few years out in the Nevada wilds. You remember that I drove out to the desert with Alex to rescue our friend the trailer, a trip with nearly fatal results.

So here it is, a 20 foot flatbed, maybe suited to my shantyboat, maybe not, needing suspension work, a coat of paint, deck repair, and maybe some repair welds.


The first thing I did was fire up my cutting torch and cut off the weird distinctive triangle things, and ground down the cuts. I always assumed they were there as a token gesture to structural reinforcement.


I replaced all the deck bolts that had rusted through, grinding off and replacing any that had loosened. The deck needed about 50 new bolts. This alone made the deck much more stable.


I gave all the metal on the entire trailer, top and bottom, a new coat of Rust-Oleum. I had to get suited up to prevent myself from being painted too thoroughly, climbing under the trailer and applying paint overhead.

It looked pretty good when I was done. Though crawling around under the trailer, I saw several places where the metal was cracked, principally around the lateral beam that joined the two pairs of leaf springs on either side.

For a while, Id been sweating how to make the skids that would hold up the boat. I considered using recycled railroad ties since I could get them for free at the local trainyard, but their height and condition were too inconsistent. Eventually I got a ridiculous deal from a friend at the local lumberyard who found me some 6x6 treated lumber seconds that had a barely perceptible twist or were split a bit at one end.


I positioned the skids so one set would lie just inside of the skegs, and the other set so they lay at the outside edge of the trailer, as far out as could be secured. I figured this would support the boat along the stringers as well as give it side-to-side stability, something I thought would be extra important as we were trucking down the highway.


I drilled bolt holes through the skids and into the support brackets under the trailer.


I put big long 8 inch carriage bolts through the skids. For extra measure, I painted the bottom and tops of the carriage bolts. Lawrence joined me for a bit and serenaded me with excellent banjo tunes.


To prevent the skids from damaging the surface of the hull, I chamfered the sharp edges of the skids with my skill saw.


I cut the ends of each skid at an angle to guide the skegs while the boat was being trailered. Though honestly, I dont think the skegs at the back of the boat will be anywhere near the skids, since that end of the trailer will be deep under water and the back of the boat high above it during a boat launch or trailering. But it seemed like a good idea.


Then I covered the skids with indoor/outdoor low-pile carpet, stapling and using roofing nails at the edges.


The result was surprisingly legit looking.


Then Jen and I sat on the trailer and had a beer.  Something about this trailer makes you want to sit on it and have a drink.  Whats that about?

Next, the superhero of heavy duty welding flies the trailer high into the sky and melts it with his heat ray vision!


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Rabu, 03 Februari 2016

Welding the Trailer

Timeline: Less than a week before the boat flip! The trailer needs several repair welds to make it safe. The clock is ticking.

I got a recommendation for a welder from the same awesome friend at the lumberyard who sold me the skids. I called the guy on an odd Thursday that I was playing hooky from work, a week before the planned boat flip. He said "Are you there now? Im just up the road from you."

A few minutes later, he roared in on his Harley chopper, wearing an orange jumpsuit with reflective stripes like a tow truck driver. A big man, white hair in a crew cut, probably in late middle age, who looked like hed just gotten in a serious bar fight the day before and lost. He introduced himself as Matt and I didnt ask why he had a black eye.

I showed him the breaks on the center lateral crossbeam. He pointed out that there were breaks on both sides of the trailer, basically, in every place where the crossbeam was welded it was stressed and breaking. He noted that the two pairs of leaf springs met at an arm welded to that crossbeam and that it took a lot of stress.

He said itd be no problem doing the repair welds, but that what he recommended was replacing that crossbeam.  I said, "Now, its beginning to sound expensive."

"Nah," he dismissed it, "I can flip the trailer with the crane on my truck, cut out the crossbeam, weld in a new one, and flip it back. Probably take no more than a hour. I think thats eighth inch. I think I have some quarter inch square stock on my pile at home."

I was still reeling from all this for a while. No more than an hour? Any one of the steps he mentioned I guessed would take me all day... if I had the proper equipment, which I didnt. We made a date for the following Tuesday.

I imagined that hed have one of those sad little cherry pickers on the back of a beefy pickup.  I hoped it wouldnt be too laborious and that hed not too badly underestimated the job.


I was at the boat site on Tuesday when he pulled in with his gianormous truck.  Like Santa, he said not a word, but went straight to his work.


The crane was no cherry picker, but a proper crane with a fancy remote control that Matt deftly wielded.  When hed said hed pick up the trailer to flip it, he meant it. Up it went, easy as pie, this enormous 20 foot behemoth tossed around like a toy.

His truck was like Santas magic sack. He had attachments for household current, compressed air, arc voltage, everything he needed with hoses and cords all neatly coiled on hooks in back.


He flipped it over and immediately started cutting out the center crossbeam (visible in the photos above as a thick black line running between the axles) with a nifty plasma cutter that made my cutting torch blush with envy.


He used the crane to lift while he cut. This took a few minutes or so, with a few sticky parts where the crossbeam was welded better in some places. He mentioned that he was surprised it had lasted as long as it did.

Within minutes he had the old crossbeam out and was cutting the new one to size with a giant chopsaw. I helped him maneuver it into place and he began welding it immediately.  His welds were like beautiful marzipan. They were flawless and elegant.


As he finished a section, Id attack it with a wire brush and coat the still warm weld with Rust-Oleum.


Having the trailer upside down would have made painting the underside considerably easier. I did use the opportunity to hit any rusted metal Id missed.

Not content to simple fix the suspension, Matt went over the whole trailer, fixing places on the underside where the trailer was inadequately welded or the original builder had simply failed to weld.

He concentrated for a while on the area where the tongue of the trailer attached to the rest of the trailer: None of the members there has been welded on the underside. "Considering this is where the trailer attaches to the truck, this seems pretty important," Matt said.

When he was all done, the trailer was not simply repaired, but better than it had been when it was constructed. Matt charged me so little for the work, I was little embarrassed. Would that cover the diesel for his truck, the welding sticks he used, the time he made available for me? I hoped so, because he seemed like a really nice guy.

He deftly picked up the trailer and flipped it back over and was on his way.

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