Maintenance
Maintenance means keeping structures or equipment in a condition to serve the intended purpose. It includes cyclical or occasional actions to keep facilities fully functional. It does not include operational actions such as janitorial work. Examples of maintenance actions are:
(1) Lubricating mechanical components of BIG-funded equipment;
(2) Replacing minor components of a BIG-funded improvement, such as bolts, boards, and individual structural components; and
(3) Painting, pressure washing, and repointing masonry.
Source
50 CFR § 86.3
Scoping language
For the purposes of this part, we define these terms: