Barley can be mixed with pea coal and used as a solid fuel for heating or 
cooking.  It is considered a combustible solid with flash points ranging from 
400-500F.  Once it's processed and packaged for shipping it has a low moisture 
content of around 12% by weight.  So it will burn, and once the packaging is 
breached it becomes a free flowing commodity.  The PE bags are for moisture 
control, the material is temperature and humidity sensitive while in storage.  
Too high of either or both and it will spoil and promote insect growth within 
the bags.  70 degrees or less is the limit for room temperatures, lower is 
preferred.

Per NFPA 13, Barley in cartons is Class III (Table A.5.6.3, 2007-NFPA 13).  The 
assumption being that the carton can absorb water.  With the plastic packaging 
you don't have that advantage and when heated the plastic bags may open, 
spilling the contents.



Craig L. Prahl, CET   
Fire Protection Specialist
Mechanical Department
CH2MHILL
Lockwood Greene
1500 International Drive
PO Box 491, Spartanburg, SC  29304-0491
Direct - 864.599.4102
Fax - 864.599.8439
[email protected]
http://www.ch2m.com 


-----Original Message-----
From: [email protected] 
[mailto:[email protected]] On Behalf Of Thom McMahon
Sent: Wednesday, July 29, 2009 2:12 PM
To: [email protected]
Subject: RE: Barley

Might want to talk to James @ TYCO and see if he's ever done a burn on this 
type of product and container. (Bag) If not who knows maybe he'd like to do 
one. I know he's always up for burning new stuff.

Thom McMahon, SET
Firetech, Inc.
2560 Copper Ridge Dr
P.O. Box 882136
Steamboat Springs, CO 80488
Tel:  970-879-7952
Fax: 970-879-7926


-----Original Message-----
From: [email protected] 
[mailto:[email protected]] On Behalf Of Joe Burtell
Sent: Wednesday, July 29, 2009 10:07 AM
To: [email protected]
Subject: RE: Barley

The bags are made of Polyethylene and Polypropylene, the bags weigh 10 lbs. and 
the overall weight is 2500 lbs. It does not meet 5.6.3.4.1 (3) so I would say 
it is still a class III. Any thoughts?


Best regards,

Joe Burtell, SET, CFPS

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