#1  
Old 08-24-2011, 09:08 PM
farmall farmall is offline
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Hot tap burning rail car.

http://www.washingtonpost.com/nation...caJ_story.html

Welding a hot tap to a burning tank car is interesting. Probably less risk since it's already on fire, but still takes skill and big yarbles.

http://gs-press.com.au/images/news_a...phic-0x600.jpg
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  #2  
Old 08-24-2011, 09:34 PM
tessdad tessdad is offline
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Re: Hot tap burning rail car.

I wonder how much they pay that poor welder.

Well I guess if you "buy the farm",your family will get the "big check"
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Old 08-30-2011, 02:29 AM
Arclight Arclight is offline
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Re: Hot tap burning rail car.

Check out this DOT document that describes the procedure.

http://www.fra.dot.gov/downloads/Research/ord9227.pdf

From page 156 - Set Up the Hot Tap Operation

1. Hold a safety briefing
2. Locate a willing ASME welder certified in the 6G position


Cripes man!


Arclight
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Old 08-30-2011, 04:06 AM
farmall farmall is offline
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Re: Hot tap burning rail car.

The part about excavating a pit for the welder is interesting....
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Old 08-30-2011, 08:23 AM
GWD GWD is online now
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Re: Hot tap burning rail car.

I didn't go through the whole DOT pdf file in detail but the event was local to our area.

The tanker was double-walled so the welding would have been "safer" if that is possible.

Weldors could only work for 30 minutes because of the heat.

The tank was found to have less propane than thought so it was left to burn out.

The videos of exploding tank cars to show what could happen confirms the danger of the job.

It would seem the weldor would have received a little boost in the pay scale for that kind of work. Pay enough and someone will do it.
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Old 08-30-2011, 05:51 PM
con_fuse9 con_fuse9 is offline
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Re: Hot tap burning rail car.

Quote:
Originally Posted by Arclight View Post
Check out this DOT document that describes the procedure.

http://www.fra.dot.gov/downloads/Research/ord9227.pdf

From page 156 - Set Up the Hot Tap Operation

1. Hold a safety briefing
This is where you talk about how dangerous it is and you have to be bat-sh*t crazy to do work.

Quote:
Originally Posted by Arclight View Post
2. Locate a willing ASME welder certified in the 6G position
Yep, finder the weldor after the safety meeting... Order is important.
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Old 08-31-2011, 01:28 AM
number2onmyshoe number2onmyshoe is offline
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Re: Hot tap burning rail car.

All I gotta say is WOW!!! Hot tap a burning tank car of propane?, I'd like to know who came up with that idea... As a highly trained, experienced and certified "water squirter" & haz-mat tech only one thing comes to mind when I hear anything causing potential flame impingement on a propane cylinder/tank of any size - BLEVE Those ain't cool lol
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