[Steam-engine] Boiler Inspections

[Andy glines]

Everybody, thanks for the replys.  This is exactly the
kind of info that I am looking for.  Don't condiser my
questions answered though.  I want to hear from as
many of you as possible.  Please also share the good
points and bad points of the system in your area.  


--- Lawrence Swanz <LSwanz at superioriron.com> wrote:

> Andy,
> 
> Yes, Minnesota has both boiler inspections and a
> licensee examination.  The exam, at current status,
> in the process of changing some of the criteria,
> requires that you have a minimum of 20 hours and an
> affidavit from a licensed engineer prior to taking
> the examination.  I believe the exam is 50 questions
> now.  It is a lifetime license.  I hold three
> licenses...Minnesota Hobby Boiler license, ASOPE,
> and the Nuilpe (sp?)
> 
> As for boiler inspections.  For first time hobby
> boiler inspections in our state, called a shop
> inspection, the inspector will do both hydro and
> U.T.'s.  After a following two years, you are
> required to do one or the other, your discretion for
> the first time.  Then they follow each other.  So in
> other words, two years following the shop inspection
> you decide to go with U.T.'s...in another two years
> you will be subject to a hydro.  Two years later, a
> total of six now, you are subject to a U.T. again. 
> This continues for the life of the boiler or until
> it leaves our fair state.  As for minimum
> requirements.  If you have a grate are of 2 square
> feet or less or the inside diameter of the barrel is
> less than 12"...there is a third one, but it slips
> me right now.  If you fall under one of these three
> requirements, you don't need to meet all three, just
> one, then you aren't subject to a Minnesota's boiler
> inspection.  However, most shows still inspect the
> scale models, just as a go!
>  od practice of safety, although they aren't
> required to do so.
> 
> As for the formulas....we follow the N.B.I.C. pretty
> closely with a few minor tweaks.  One being, we use
> the actual joint efficiency to determine factor of
> safety for lap seams to be used in conjunction with
> the barrel formula.  The fusible plug has to be
> changed out every ten years of service.  You need to
> show documentation that your boiler proper (piping)
> is all schedule 80 or you will be subject to
> replacing your current piping.  You are allowed to
> run two safety valves.  The original, which you can
> set five lbs. lighter than the MAWP.  But you have
> to have a sealed A.S.M.E. safety valve set to your
> current M.A.W.P.
> 
> This is the readers digest version.  I have only
> skimmed over the highlights.  I would suggest going
> to the Minnesota Boiler Divisions website, as they
> have a lot more information available there.  I hope
> this helps.
> 
> Lawrence
> 
> -----Original Message-----
> From:
> steam-engine-bounces at lists.stationary-engine.com
>
[mailto:steam-engine-bounces at lists.stationary-engine.com]On
> Behalf Of
> lorija799 at aol.com
> Sent: Monday, December 10, 2007 8:46 PM
> To: steam-engine at lists.stationary-engine.com
> Subject: Re: [Steam-engine] Boiler Inspections
> 
> 
> 
> Hydro and visual are annual.? Soft plug
> descretionary.
> 
> 
> 
> JJT
> 

Andy Glines
Evansville, IN


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