As used in this subchapter, unless the context otherwise indicates, the following terms have the following meanings. [PL 1989, c. 516, §2 (NEW).]
1. Average lane miles maintained.
1-A. Capital improvement. "Capital improvement" means any work on a road or bridge that has a life expectancy of at least 10 years or restores the load-carrying capacity.
2. Lane miles. "Lane miles" means a length of road measured in miles multiplied by the number of travel lanes for that length of road.