PROGRAM | FACTORS | WT. | STATUTE1 | MINIMUM APPORTIONMENT |
Interstate Maintenance Program | Interstate System lane miles |
|
104(b)(4) | ½ percent of Interstate Maintenance and National Highway System apportionments combined |
Vehicle miles traveled on the Interstate System | ||||
Annual contributions to the Highway Account of the Highway Trust Fund attributable to commercial vehicles | ||||
National Highway System | Lane miles on principal arterial routes (excluding the Interstate System) | 25% | 104(b)(1) | ½ percent of Interstate Maintenance and National Highway System apportionments combined |
Vehicle miles traveled on principal arterial routes (excluding the Interstate System) | 35% | |||
Diesel fuel used on highways | 30% | |||
Total lane miles on principal arterial highways divided by the State's total population | 10% | |||
Surface Transportation Program | Total lane miles of Federal-aid highways | 25% | 104(b)(3) | ½ percent |
Total vehicle miles traveled on Federal-aid highways | 40% | |||
Estimated tax payments attributable to highway users paid into the Highway Account of the Highway Trust Fund | 35% | |||
Highway Bridge Replacement and Rehabilitation Program | Relative share of total cost to repair or replace deficient highway bridges | 100% | 144(e) | ¼ percent (10 percent maximum) |
Congestion Mitigation and Air Quality Improvement Program | Weighted non- attainment and maintenance area population | 100% | 104(b)(2) | ½ percent |
Recreational Trails Program | Equal shares to each eligible State | 50% | 104(h) | None |
Nonhighway recreational fuel use during the preceding year | 50% | |||
Metropolitan Planning | Urbanized area population2 | 100% | 104(f)(2) | ½ percent |
Minimum Guarantee | Specific share specified in law of the aggregate apportionments for Interstate Maintenance, National Highway System, Bridge, Congestion Mitigation, Surface Transportation Program, Metropolitan Planning, Recreational Trails, Appalachian Development Highway System, and Minimum Guarantee and allocations for High Priority Projects adjusted to ensure that each State's share of apportionments for the specified programs is at least 90.5 percent of its percentage contributions to the Highway Account of the Highway Trust Fund. The shares specified in law are increased for States falling below the 90.5 level and the shares of the remaining States are decreased so that the shares continue to total 100 percent. | 100% | 105 | $1 million |
1Denotes appropriate section in Title 23, U.S.C.
2Usually places of 50,000 or more persons. Definition contained in 23 U.S.C. 101(a).