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Roger Marble

Roger Marble
452 POSTS50 COMMENTS
http://www.RVTireSafety.net
Retired Tire Design and Forensic Engineer w/50+ years of experience. Currently has Class-C RV. Previous Truck Camper, Winnie Brave, Class-C & 23' TT. Also towed race car w/ 23' open trailer and in 26' Closed trailer. While racing he set lap records at 6 different tracks racing from Lime Rock, CT, to Riverside, CA, and Daytona to Mosport, Canada. Taught vehicle handling to local Police Depts.
Maintenance & Repair

How to save money and time on spare tires

Roger Marble - 2
RV Tire Safety with RV tire expert Roger Marble I was reading another RV forum thread on spare tires. The questions about cost and difficulty in...
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Maintenance & Repair

Did you really read your RV owner’s manual?

Roger Marble - 5
RV Tire Safety with RV tire expert Roger Marble Yeah, I know that if you are like me you were given a stack of owner's manuals...
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Maintenance & Repair

RV tires: “safety factor” versus “reserve load” – What’s the difference?

Roger Marble - 5
RV Tire Safety with RV tire expert Roger Marble The dictionary offers this definition of "safety factor": "The ratio of the maximum stress that a structural...
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Maintenance & Repair

Video shows why tire interply shear happens

Roger Marble - 1
RV Tire Safety with RV tire expert Roger Marble As we head into the Christmas holiday, most of us are not thinking about our tires. Here is...
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Maintenance & Repair

Preserving your RV’s tires when parking long-term

Roger Marble - 9
RV Tire Safety with RV tire expert Roger Marble Many RV owners are "winterizing" their RVs. Even if you are in Arizona, you might be getting...
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Maintenance & Repair

Tips for better fuel economy, especially for Class A motorhomes

Roger Marble - 3
RV Tire Safety with RV tire expert Roger Marble Smartway is a program from the EPA that is supposed to help truckers select tires that have...
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Maintenance & Repair

Several Q&A’s regarding buying RV tires

Roger Marble - 0
RV Tire Safety with RV tire expert Roger Marble Questions: A motorhome owner needs to change his 245/70R19.5 LR-F tires and asked some questions: Will the...
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Maintenance & Repair

Setting tire pressure on cold days?

Roger Marble - 2
RV Tire Safety with RV tire expert Roger Marble Here was a recent post: "I am looking for a formula for adjusting 'cold inflation' pressures for large...
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Maintenance & Repair

Remember: A tire is just a tool you use to get a job done

Roger Marble - 1
RV Tire Safety with RV tire expert Roger Marble This is in response to a report of tread cracking of some traction design tires placed on...
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Maintenance & Repair

Carry an air compressor? And finding a certified tire inspector

Roger Marble - 13
RV Tire Safety with RV tire expert Roger Marble I saw an RV forum post on whether you need your own air compressor, as well as...
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Maintenance & Repair

More on safe driving speeds, and the finite life of tires

Roger Marble - 7
RV Tire Safety with RV tire expert Roger Marble Some folks insist that they "have" to drive at 70 to 80 mph while pulling 15,000 pounds...
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Maintenance & Repair

Do RV owners know about tire age?

Roger Marble - 3
RV Tire Safety with RV tire expert Roger Marble There are many posts on how to learn the calendar age of tires by reading the DOT...
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