Categorical Exclusion Determinations: B1.3

9831 Wall Construction Project CX(s) Applied: B1.3 Date: 06/05/2013 Location(s): Tennessee Offices(s): Y-12 Site Office

Development Concept of Operations Improvement Project CX(s) Applied: B1.3, B1.16 Date: 06/05/2013 Location(s): Tennessee Offices(s): Y-12 Site Office

Enclosure Modification Project CX(s) Applied: B1.3 Date: 06/05/2013 Location(s): Tennessee Offices(s): Y-12 Site Office

9103 Second Floor Refurbishment CX(s) Applied: B1.3 Date: 06/05/2013 Location(s): Tennessee Offices(s): Y-12 Site Office

Parker-Gila 161 Kilovolt Transmission Line Maintenance Project, Structure 92/1 to 94/9 CX(s) Applied: B1.3 Date: 06/05/2013 Location(s): Arizona Offices(s): Western Area Power Administration-Desert Southwest Region

Renovations and Maintenance Activities for Buildings, Structures CX(s) Applied: B1.3 Date: 06/03/2013 Location(s): Illinois Offices(s): Ames Site Office

Routine Maintenance on the Colville-Republic Number 1 Transmission Line CX(s) Applied: B1.3 Date: 05/30/2013 Location(s): Washington, Washington Offices(s): Bonneville Power Administration

Man Hole Cover Assembly Replacement CX(s) Applied: B1.3 Date: 05/30/2013 Location(s): South Carolina Offices(s): Savannah River Operations Office

Replace Salt Disposal Unit 2/Vault 4 Grout Line Diverter Valve with Spool Piece CX(s) Applied: B1.3 Date: 05/29/2013 Location(s): South Carolina Offices(s): Savannah River Operations Office

Garrison Substation Access Roads CX(s) Applied: B1.3, B1.13 Date: 05/28/2013 Location(s): Montana Offices(s): Bonneville Power Administration