; and (2) construction, reconstruction, rehabilitation, acquisition of real property (including land related to the project and improvements to the land), environmental mitigation, construction contingencies, acquisition of equipment, and operational improvements. (g) Federal share (1) In general The share of the cost of a project provided with a grant under this section may not exceed 80 percent of the total cost of such project. (2) Maximum Federal assistance Federal assistance other than a grant under this section may be used to satisfy up to 100 percent of the total cost of such project. (h) Priority In making grants under this section, the Secretary shall prioritize projects that address— (1) significant transportation safety challenges; (2) state of good repair challenges that pose safety risks or risks to a local economy; (3) economic development challenges; (4) connectivity challenges that limit access to jobs or services