Bechtel National, Inc., San Francisco, California was awarded a $1,340,391,614 modification to contract W52P1J-09-C-0012 for modification for Agent Operations of the Pueblo Chemical Agent-Destruction Pilot Plant . The original contract was for PCAPP facility design, construction, equipment acquisition, systemization, pilot testing, operations, and closure of the plant to destroy the chemical weapons stockpile stored at the depot under this contract.