CX-013582: Categorical Exclusion Determination

Provide a Rated Wall for HB-Line Stairwell #2, Storage Room and Fire Door CX(s) Applied: B2.5Date: 03/25/2015Location(s): South CarolinaOffices(s): Savannah River Operations Office

Office of NEPA Policy and Compliance

March 25, 2015
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Provide a Rated Wall for HB-Line Stairwell #2, Storage Room and Fire Door
CX(s) Applied: B2.5
Date: 03/25/2015
Location(s): South Carolina
Offices(s): Savannah River Operations Office

The HB-Line Stairwell #2 exit enclosure and storage room (under stairwell) does not comply with NFPA 101 or NFPA 221 for a 1 hr.-rated fire barrier. It also does not have a rated fire door that complies with NFPA 80 attached to the interior wall. The modifications include: repairing walls in the stairwell and storage room underneath the stairwell and installing a fire rated door to the interior wall.

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