Re: [CR] (Minor?) Frame Damage: What Are My Options?

Example: Events:Eroica

Date: Fri, 31 Jul 2009 08:20:25 -0500
From: Eric Burns <>
To: Anthony Taylor <>
References: <COL113-W49B711541ADD977304BBADF5100@phx.gbl> <> <>
In-Reply-To: <>
Cc: CR discussion list <>
Subject: Re: [CR] (Minor?) Frame Damage: What Are My Options?

Anthony Taylor wrote:
> Eric,
> "Stop drilling" as it is known is a widely accepted method for stopping
> crack propogation. It is even commonly used in the aviation industry.
> The only thing you need to be careful of is that you really catch the
> end of the crack (they often extend beyond the point where they are
> visble to the naked eye). The best way to determine this is to have a
> "liquid penetrant test" performed. Chech your local phone book under
> "test labs". Weld repair is the best permanent repair. A good local body
> shop can do this for you.
> Hope this helps.
> Tony Taylor
> Manchester NH
> Matthew,
> The easiest way is to drill the bottom of the crack, an 1/8" hole should
> be fine.
> Take the seatpost, insert it to the depth of the slot and gently pry the
> top of the seat tube 'till the slot sides are parallel and the ears are
> straight.
> If you have access to reamers, use them to clean up the inside of the
> seat tube, if not at least use a round file to clean up the slot and
> around the top so it won't mark up your new seatpost.
> Find a long, MB type seatpost in the proper size, probably 27.2mm. The
> long seatpost will extend way past the crack and will eliminate any
> further stress on that area.
> You should be able to ride it for years that way, but do glance at it
> from time to time <g>
> The proper repair would be to have the seat tube replaced, but that is a
> bit more involved and and pretty expensive too.
> Have fun,
> Rick Burns
> Streator, IL usa