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Jfet's avatar
Jfet
Explorer
Feb 22, 2017

Driving our homebuilt rig to Alaska....questions

Hey,

Some of you might know our homebuilt RV (truck camper, toyhauler, class C...it really doesn't fit a category). For those who don't, we built a living pod and a garage/workshop pod that both go on a 2006 Isuzu NRR 4cyl diesel 20 foot flatbed truck with 19.5 Toyo M608Z tires. The garage pod holds our motorcycles and has tools + workbench while the living pod is where we sleep. Both pods are removable with jacks we carry in the underboxes but it takes an hour or two. We have completed a 11,000 mile trip of the lower 48 from Washington state to Florida pulling our 17 foot sailboat with no problems although the rig is slow up the mountains. We are thinking of leaving the sailboat for the trip to Alaska and perhaps leaving the 400 pound cnc milling machine and canoe/kayak to lighten up the garage pod.

So, the questions:

1) The truck is 2wd and we do have brand new dually chains but I have never driven the truck in snow. Is it likely we will not encounter much real snow if we leave mid April and take about a month to get to Anchorage?

2) I go slow already, around 52mph during the 11,000 mile trip of the lower 48, which nets me about 10mpg pulling the sailboat. If I want to go even slower through most of the Al-Can, is it relatively easy to let people pass? Turnouts or just not that heavy of traffic?

3) At 10mpg I have a max range of about 300 miles with the 31 gallon tank. I was thinking of taking at least 10 gallons more diesel. Is that silly or not enough?

4) We don't carry a spare 19.5 tire for space and weight reasons, plus we don't have a jack that can lift the truck itself or a breaker bar to turn the lugs. Should I think hard about carrying a spare? In the lower 48 my plan was to just call a truck service but we have not had an issue to date with the new, heavy tread tires (which now have about 12,000 miles on them). A spare plus jack plus breaker bar is probably going to be 150 pounds, which subtracts from our cargo, but we are dropping the cnc milling machine and not having the tongue weight of the sailboat so it is possible.

Thanks and here are a few of pics of our rig:









20 Replies

  • Very cool set up. I have a question. Did you do anything different to the cab? I own several Isuszu NPR HD's and they are great work trucks, although I would not want to ride more than a 100 miles on those seats. They are as thin and stiff as they come.
  • I’d just wait out any snow. We found that the fast drivers were the locals and many tourists. Traffic was light so they could pass as desired. Rocks from passing or oncoming traffic are another concern. Oncoming truckers generally moved as far right as possible because they didn’t want your rocks. Fuel is usually available but if you get it at the smaller locations expect to pay more and maybe a lot more. The general advice is to not go below 1/2 full which would be 150 miles. Consider carrying 15 additional gallons. If you have an unmounted spare carry it and let the tow truck change the tire. Without it the time and cost will go up.
  • "We don't carry a spare 19.5 tire for space and weight reasons"

    Would make me very nervous.
  • I'd take the jack and spare(s) for sure. The sailboat would be up to you (obviously) but as stated above, there aren't a huge number of places to use it in Alaska, particularly if not equipped/willing for saltwater. There are sailboats up here, but most are a bit larger and focus on the saltwater...but one will see a few sails on the lakes when it's warm out.

    I'd leave your milling machine...but take the kayak/canoe and bikes. Lots of opportunity to use both.
  • Can only tell you my experience.
    No snow by May 1 (at 'reasonable' altitude). I would (and did) take the extra fuel and a spare. I agree with not taking the boat.
  • I would leave the sail boat at home. The main places to use would be out of Valdez, Seward or Homer which means salt water ocean sailing. If you're you're not set up for that and experienced, I wouldn't. And unfortunately in our coastal areas it rains and a lot - not the most pleasant sailing weather. You do have Harding Lake south of Fbks, Big Lake north of Anchorage and Lake Louise east of Glennallen.

    Early April can be interesting. When we did it to bring the DP home, we were making a quick run for it. With two of us driving we made it in 99 hours from Portland to in the driveway in Anch. The DP was empty except for sleeping bags, snacks and no toad.

    Surprisingly you got to see a lot more because there were no leaves out on the trees further north to block the view - that was nice.

    We did run into snow south of Chetwynd during the night. Pulled into their tourist office and slept for six hours while it blew over and went on our way. If you run into snow, it shouldn't be a lot. Spend a day and wait it out. The temps will be warm enough that it will melt shortly on the pavement. I don't think I'd worry about the chains. If it snows, you're self contained, pull over and spend a while.



    Let me give you a word of caution on wet or snow roads in the spring if it's freezing out. My brother was the first one up the AlCan one year on a motorcycle. What he found was that in the mornings, the sun would come up and melt the snow or ice on where the sun was hitting. Then as he proceeded around a mountain corner or dropped into a shaded area where the sun hadn't hit, it was still icy - he went sliding a few times.

    As for people passing you, the Canadian members may find this answer a little strange. When we brought the DP back down and were pulling a toad, we were sight seeing and taking our time - usually about 55 MPH. The Canadians in their cars or trucks would be usually driving faster than that so they'd catch up to us, but they wouldn't pass, even on long wide straight stretches. Since there was good road visibility, I'd slow down to about 35mph driving over to the right side and sort of force them to pass us.

    Canada has lots of good pull outs with bathrooms and trash cans - a lot better than Alaska I'm sorry to say.

    I would take an inflated spare, jack and breaker bar. That's only 200# or less - leave the sail boat at home. Getting someone out there a couple of hundred miles to fix a tire is going to be a long wait. And remember cell service only works off of the single cell tower for a short range within the small towns. There are no cell towers all along the highway as you get further north. And when you get someone to bring you a tire, it probably won't match what you have on the rig already - you're going to take whatever tire you can get.

    Also think what it's going to cost you to get a tire repaired 50 - 100 miles from a tire shop at $100 an hour for shop time by the time they drive out there, fix the tire, and then drive back to their shop. Carry a spare and the tools. If you have some sort of auto insurance that's supposed to cover this, check how far they'll pay for the repair shop to drive. Also some of them require you to pay for it yourself and then seek reimbursement.

    Make sure whatever you're carrying in your pod is well secured for the frost heaves as you get further north. The first time you really hit one, things are going to go all over if not well secured. Make sure the pods themselves are well secured for the up and down motion of the frost heaves. SLOW DOWN. Usually the DOT marks the frost heaves with little red flags - pay attention to them, but they can't mark all of them though.

    Look into Good Sams towing plan. For under $100 a year, if you break down, they will tow you as far as needed in Canada or Mexico to get you to a repair shop that can repair your rig.

    As for fuel, you should be fine, but in the early spring not all of the tourist stops are open yet, or may not be on extended hours yet because the tourist traffic hasn't hit so fill up when you can.

    You will find lots of places to run the bikes, don't leave them home. Have a small extra gas jug that you can strap onto them.

    Bill
  • I run 19.5s on my truck and don't carry a spare. The place where my spare tire used to sit has been taken over by my Kelderman system's air compressor and other gear. I don't lose any sleep over it, the 19.5s are a lot more durable tire than the LRE tires they replaced. YMMV, but I'd venture to say you can get by without a spare. Like GTO66, I carry a battery impact. Makita XWT08Z, but it makes sense for you to grab whatever you have batteries for. I know that the Makita addresses 140# lug nuts like they're absolutely nothing.
  • Your rig is cool you should start a company. Have any inside pictures? I carry a 20 ton bottle jack and a battery impact,used it to change a front flat with the camper loaded.
  • I don't have anything productive to add, but wanted to compliment your awesome rig.
  • I doubt that you will need to install chains in April. Weather should be breaking into spring.
    Your speed is alittle slower then we traveled the Alaska Highway.
    You need to keep an eye your fuel gauge. Fill up more often. Fuel is available however stations are farther apart. Your 300 mile range should handle it. 10 gallons as precaution will do.
    Your good condition tires will do the job on most roads. Some of the shale gravel roads in the Yukon can be rough on tires. You might think about carrying an un-mounted spare, however it may not you do any good when there is no tire service location to mount it. There are tire stores along the route in most larger communities.
    Not sure where you are going to use sail boat. Is it worth taking is your call.
    It is a great trip!