Re: HEPA Testing of Portable Vent Units

["High Plains Drifter" <magna1@jps.net>]

Sarah, DOE has an old manual for design of ventilation system for

facilities.  Cannot exactly remember the number or title.



H. Dean Chaney, CHP

URS Corp. Sacramento, CA

(916) 679-2086



"In science there is only physics; everything else is stamp collecting."

                                      --Ernest Rutherford



----- Original Message -----

From: "Sarah Hayes" <shayes@scientech.com>

To: <radsafe@list.vanderbilt.edu>

Sent: Wednesday, November 13, 2002 10:46 AM

Subject: HEPA Testing of Portable Vent Units





> Hi All:

>

> I am trying to establish a HEPA ventilation unit monitoring program to be

> implemented at a non-reactor D&D project.  The only standard I have come

up

> with thus far is the ANSI/ASME N510 standard for reactor facilities.  Can

> anyone out there tell me what type of testing/standards are applicable to

> portable HEPA ventilation units for NON-reactor facilities?  I am

wondering

> about the best approach to take in developing a HEPA unit testing program.

> For anyone who has encountered similar circumstances at their facility, I

> have the following questions:

>

> What type of testing program/procedure do you currently use?

> What standards did you use to develop your HEPA testing program?

> Do you perform post-maintenance tests or any type of routine (annual,

> semi-annual, etc.) on HEPA units?

> Have you found it more efficient/cost-effective to rent the proper testing

> equipment, or purchase and calibrate your own equipment?

>

> I would appreciate any suggestions, guidance, or relevant information on

> this topic.  Please e-mail or call me at the address/tel. number listed

> below.  Thanks in advance for your assistance!

>

> Sarah Hayes

>

> -----------------------------------------

> Sarah J. Hayes

> Project Engineer/Health Physicist

> SCIENTECH, Inc.

> Radiological and Decommissioning Services

> 143 West Street

> New Milford, CT 06776

> Tel: (860) 210-3078

> Fax: (860) 210-3015

> E-mail: shayes@scientech.com

> -----------------------------------------

>

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