Categorical Exclusion Determinations: B1.3

Demolish and remove (D and R) 719-H South (front) and West (side) exterior double doors, frames (if needed), and lock assemblies.…

There is currently an installed Breathing Air (BA) header that feeds in portable BA through the hatch wall and ceilings to various locations in the…

Design, fabricate, and install one new Non-Nuclear Reconfiguration (NNR) Calorimeter to replace the NNR in 234-H. The NNR Calorimeter has been in s…

Building 233-H Doors 301/08 are old and heavy, and their hinges require frequent maintenance.…

H-12 chemical addition system corrective maintenance. Humate is added to H-Canyon NPDES H-12 flow prior to discharging through Outfall H-12. The ma…

Remove and replace the recorder per work instructions and J-DCF-L-00072. The recorder is old and obsolete, and the manufacturer is no longer able t…

M-DCF-H-13025 is to install a TIDS sample point on to NEVAC Tank B. The sample point would allow for sample bombs to be connected to NE-TB to colle…

The 911 fan room ductwork has been abandoned and has fallen into disrepair, becoming a safety hazard and a maintenance issue. It will be removed to…

The facility is preparing for the upcoming implementation of the Combined Tritium Facility (CTF) Safety Basis (SB). As part of this CTF, Kanne K-51…

LM would conduct routine activities at the Grand Junction Regional Airport (GJRA) Calibration Pads Site (Site), located in Mesa County, Colorado.…