Among the largest grants in current agency funding round are awards of $25 million each to Milwaukee and Long Beach, Calif.

The new round of grants is much smaller than the one announced in 2023, which included a one-time infusion from the Inflation Reduction Act.

Key appropriator says Federal Highway Administration's emergency fund needs more funding.

Top grant of $1B goes to a replacement bridge project linking Duluth, Minn., to Superior, Wis.

Private-equity bonds would boost 218-mile Brightline West project that is expected to break ground early next year.

Applications for the grants are due in February, with winners to be picked in June.

Grants are for planning and developing prototype technology projects intended to improve transportation safety, equity, efficiency and innovation.

 Alaska wins the most funds, while California gets the most grants.

Federal funds are aimed at improving safety at multiple Metrolink high-volume train crossings.

Grant funding for the technology-related programs will total approximately $800 million over five years.