Categorical Exclusion

Tennessee Valley Authority (TVA)

Exclusion Text

36. Routine operation, repair or in-kind replacement, and maintenance actions for existing buildings, infrastructure systems, facility grounds, public use areas, recreation sites, and operating equipment at or within the immediate vicinity of TVA's generation and other facilities. Covered actions are those that are required to maintain and preserve assets in their current location and in a condition suitable for use for its designated purpose. Such actions will not result in a change in the design capacity, function, or operation. (Routine actions that include replacement or changes to major components of buildings, facilities, infrastructure systems, or facility grounds, and actions requiring new permits or changes to an existing permit(s) are addressed in CE 37). Such actions may include, but are not limited to, the following: a. Regular servicing of in-plant and on-site equipment (including during routine outages) such as gear boxes, generators, turbines and bearings, duct work, conveyers, and air preheaters; fuel supply systems; unloading and handling equipment for fuel; handling equipment for ash, gypsum or other by-products or waste; hydropower, navigation and flood control equipment; water quality and air emissions control or reduction equipment; and other operating system or ancillary components that do not increase emissions or discharges beyond current permitted levels; b. Regular servicing of power equipment and structures within existing transmission substations and switching stations; c. Routine testing and calibration of facility components, subsystems, or portable equipment (such as control valves, in-core monitoring devices, transformers, capacitors, monitoring wells, weather stations, and flumes); d. Routine cleaning and decontamination, including to surfaces of equipment, rooms, and building systems (including HVAC, septic systems, and tanks); e. Repair or replacement of plumbing, electrical equipment, small HVAC systems, sewerage, pipes, and telephone and other communication service; f. Repair or replacement of doors, windows, walls, ceilings, roofs, floors and lighting fixtures in structures less than 50 years old; g. Painting and paint removal at structures less than 50 years old, including actions taken to contain, remove, or dispose of lead-based paint when in accordance with applicable requirements; h. Recycling and/or removal of materials, debris, and solid waste from facilities, in accordance with applicable requirements; i. Groundskeeping actions, including mowing and landscaping, snow and ice removal, application of fertilizer, erosion control and soil stabilization measures (such as reseeding and revegetation), removal of dead or undesirable vegetation with a diameter of less than 3 inches (at breast height), and leaf and litter collection and removal; j. Repair or replacement of gates and fences; k. Maintenance of hazard buoys; l. Maintenance of groundwater wells, discharge structures, pipes and diffusers; m. Maintenance and repair of process, wastewater, and stormwater ponds and associated piping, pumping, and treatment systems n. Maintenance and repair of subimpoundments and associated piping and water control structures; o. Debris removal and maintenance of intake structures and constructed intake channels including sediment removal to return them to the originally-constructed configuration; and p. Clean up of minor spills as part of routine operations.