I saw a discussion in another thread among some veteran drivers regarding tire chains... I did not want to highjack their thread and I did not see anything addressing the question I am about to put forth, So, my question will follow a statement:
Obviously tire chains are going to mean that conditions dictate a drastically altered driving pattern, i.e. "slowing down" etc. What I am looking to find out is....
1. Do chain manufacturers recommend a maximum speed to operate any CMV with chains in order to maximize chain life? Or to reduce breakage?
2. Do tire chains have an affect on tire longevity?
3. How long can a set of chains last in any given season, say, with moderate/normal required use?
4. How many seasons can a set of chains be used and re-used?
5. How is performance at recommended speeds affected with regard to braking, turning, stopping, etc....?
6. Is there any advice that a veteran trucker would or could give to a rookie CMV operator in order to operate a CMV safely and maximize the life of their or the companies equipment in adverse weather conditions requiring tire chains? Thanks in advance.
Question regarding tire chains...
Discussion in 'Questions From New Drivers' started by cmc308, Nov 3, 2012.
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Most tire chains will break if you drive faster than 25mph. Chains should be inspected at the beginning of each season and periodically throughout. Only use them when absolutely required & remove them as soon as possible. Store them properly on hooks if the truck is equipped, or in the chain boxes on your truck. Chains improve traction on snow pack for maneuvering purposes; but remember you're using them because you're on packed snow and traction will be an issue...do EVERYTHING slower than normal. Engage your power divider with chains on so you get both drive axles helping you to move.
Having said all of that my best advice is to park and wait until the roads are clear to proceed without using chains. I realize that some companies will require you to chain up to get through; but most companies (mine included) have standing orders that unless you need to chain up to get to safe parking, if it's bad enough out to chain-it's bad enough to get off the road. It is simply not worth the risk. Just my humble opinion.Snowshoes and skyviper73 Thank this. -
Makes sense. Thanks for your input. So, at the risk of sounding naive... In your opinion? Do you feel that most companies share this (your and your companies) sentiment, to pull over or refrain from such risky operations, or does the dollar take precedence on the whole? I agree with you and obviously with your company. However, I guess my concern is, how can a rookie such as myself make the case to refuse an unsafe passage. Let me clear up my question - When should a rookie CMV operator refuse his or her manager (not law enforcement) when it comes to "questionable" shipping lanes such as the one you suggested? If pressure is put on said rookie to proceed?
I have another spin on that - Do a lot of rookies find themselves having to navigate these complex shipping lanes when conditions require tire chains, or do companies try to limit rookie exposure to said complex shipping lanes? Of course my question assumes that a rookie CMV operator is pressured not to wait. Please help me frame my thought processes around this. -
Speed depends on tightness. I will run up to 35mph, on steel links, but I get them tight enough you can play a tune on them. If you live in the Pacific Northwest, you're gonna run them in the winter, just part of the job.
They won't effect tire life much, if you run them tight, as mentioned before.
Life of the chains depends on tightness, how much you use them and much, or little, they are run on bare pavement.
I used to live in an area, where I had to chain up in my driveway, just so I could drive 10 miles into town, to find out if the chain law was in effect! -
I was born and raised in Houston, TX, so, I guess it goes without saying that I am far from qualified to drive in such conditions! I have driven in ice only two times and, well, it was a hairy proposition. Furthermore, it was not in a big boy rig (CMV) either. I hope I don't sound like a complete wimp, but, I am reluctant to drive in those conditions unless absolutely necessary? Now, if I was to move into your area, and eventually grow that skill slowly? I can see where my anxiety would subside a little. However, still living on the gulf coast? I guess I will just get on the trusty Truckers Report and ask all you veterans how to cope and just drive really slow.
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I guess I need to expand my question..... Do you chain the tires on your trailer also? Will braking in icy conditions cause the trailer to slide side to side?
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Let me see.....the longest time I ran with chains on was from Muskogee,OK to Joplin,MO several years ago. Sure I couldve shut down along the way but going 30mph with chains on is still making a profit versus setting the park brake. At the end-of-the-day it is your responsibility to determine whether you feel safe and have the balls to tell whoever needs to be told what you will be doing. Each driver is differant and snow does not bother me.....its the BLACK ICE !
striker, Autocar and skyviper73 Thank this. -
Most companies do yes. As they will say the load can always get there, but not if you guess wrong and wreck the equipment (the $$$ consideration you mentioned) by guessing wrong and chaining/going when you should have parked/waited. Most companies who do require chaining up will let you know during the hiring process that unless the roads are closed (that DOES happen sometimes) or very severe weather; you'll be expected to chain up if need be. Ultimately no matter what company you sign on to; the final decision to chain and go, or not is going to be yours to make...the driver has the final say. Because you have the final responsibility...if there's a wreck you'll be the one answering why you decided to go or not. All I do is message the company over the Q-comm that the roads are too bad so am going to shut down until it clears. Usually all they respond with is "Where are you?" then "OK let us know when you're rolling again". They may double check with the state's DOT for the latest weather/road conditions, but ultimately it's a judgment call...your's. It really does come down to what your comfort level is, personally if visibility is less than half a mile or so, or if it's at night, or the roads haven't been cleared in a long time or if I've been driving a long time (fatigue); then I'm shutting it down.
Unless it's clearly stated that you're expected to chain when possible, I simply won't do it. That went for the the other companies I drove for before current one. Your dispatcher/fleet manager/etc. may get annoyed if you're late on a delivery because you wouldn't chain, but they ain't the ones in the truck. And better a load is a day late than having to deal with a wrecked truck.Autocar Thanks this. -
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You do chain trailer tires also...usually only 1 outer tire on each side.
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