Categorical Exclusion

B-2.4. Categorical Exclusions for Facility Siting, Construction, and Maintenance. This category includes the list of CATEXs for FAA actions involving acquisition, repair, replacement, maintenance, or upgrading of grounds, infrastructure, buildings, structures, or facilities that generally are minor in nature. The responsible FAA official must also review Paragraph B-1, Extraordinary Circumstances, before finalizing a decision to categorically exclude a proposed action.

Exclusion Text

(ff) Remediation of hazardous wastes or hazardous substances impacting approximately one acre or less in aggregate surface area, including siting, site preparation, construction, equipment repair or replacement, operation and maintenance, remote or on-site monitoring, and removal of remediation-related equipment and facilities, on previously developed FAA-owned, leased, or operated sites. Remedial or corrective actions must be performed in accordance with an approved work plan (i.e., remedial action plan, corrective action plan, or similar document) that documents applicable current industry best practices and addresses, as applicable, permitting requirements, surface restoration, well and soil boring decommissioning, and the minimization, collection, any necessary associated on-site treatment, storage, handling, transportation, and disposal of Federal or state regulated wastes. The work plan must be coordinated with, and if required, approved by, the appropriate governmental agency or agencies prior to the commencement of work. Examples of covered activities include: •Minor excavation (less than one acre of surface area, or less than 25,000 cubic yards) for removal of contaminated soil or containers (drums, boxes, or other articles); • Ongoing operation of remedial and removal on-site monitoring and cleanup systems in accordance with an approved work plan (i.e., remedial action plan, corrective action plan, or similar document); and • Installation, operation and maintenance, and removal of in-situ remediation systems and appurtenances, including (1) groundwater wells for treatment and monitoring of soil and water contamination; or (2) on-site vapor extraction systems. (ATO)