Categorical Exclusion Determinations: B1.3

Replace Windows on Big Hill and Bryan Mound Entry Portal Buildings CX(s) Applied: B1.3Date: 08/03/2015 Location(s): TexasOffices(s): Strategic Petroleum Reserve Field Office

Modification of Mixed Additive (MAK) Piping System for Direct Antifoam Addition CX(s) Applied: B1.3Date: 07/30/2015 Location(s): South CarolinaOffices(s): Savannah River Operations Office

Western Sector Treatment System (WSTS) Maintenance Activities CX(s) Applied: B1.3Date: 07/30/2015 Location(s): South CarolinaOffices(s): Savannah River Operations Office

MCU Strip Feed Upgrade CX(s) Applied: B1.3Date: 07/30/2015 Location(s): South CarolinaOffices(s): Savannah River Operations Office

Replace HVAC Systems in Several Facilities Across the Site CX(s) Applied: B1.3Date: 07/28/2015 Location(s): South CarolinaOffices(s): Savannah River Operations Office

Install Diesel Exhaust Fluid (DEF) Mini-Bulk Tank CX(s) Applied: B1.3Date: 07/28/2015 Location(s): South CarolinaOffices(s): Savannah River Operations Office

Subcontractor Will Provide Roof Repairs at 218-H CX(s) Applied: B1.3Date: 07/27/2015 Location(s): South CarolinaOffices(s): Savannah River Operations Office

Subcontractor Will Provide Roof Repairs at 218-1H CX(s) Applied: B1.3Date: 07/27/2015 Location(s): South CarolinaOffices(s): Savannah River Operations Office

Subcontractor Will Provide Roof Repairs at 713-1N CX(s) Applied: B1.3Date: 07/23/2015 Location(s): South CarolinaOffices(s): Savannah River Operations Office

Offgas Exhaust System Supports - 772-F Fan Room CX(s) Applied: B1.3Date: 07/23/2015 Location(s): South CarolinaOffices(s): Savannah River Operations Office