From kls Wed Jan 6 01:06:30 1993 Newsgroups: sci.aeronautics.airliners Path: news From: raveling@Unify.com (Paul Raveling) Subject: Re: Tire burn-out during landings X-Submission-Date: Tue, 5 Jan 93 20:31:04 GMT References: Message-ID: Approved: kls@ohare.Chicago.COM Organization: Unify Corporation (Sacramento) X-Submission-Message-Id: Sender: kls@ohare.Chicago.COM Date: 06 Jan 93 01:06:30 PST In article , raveling@Unify.com (Paul Raveling) writes: > > Tires have to be replaced more often than I personally might have > expected. My dad says that the Western Airlines record for most > landings between changing sets of tires was 283, and was held by > a DC-10. It would be interesting to know some statistics for > mean replacement frequency and cost, which have doubtless changed > some since he worked for Western. With tire pressures of 190 psi > and loading on the order of tens of thousands of pounds per tire, > not counting forces at touchdown, it figures that they won't be cheap. Something I found out since was that Western didn't own its tires, it leased them. I still haven't heard an actual cost, but billing was on a per-landing basis. Another footnote suggesting that tires are fairly expensive is that they were recapped as many as 10 times before being retired. ------------------ Paul Raveling Raveling@Unify.com