Road resurfacing projects planned in towns of Smithtown, Hempstead, Huntington and Brookhaven Vehicles move along the Sunrise Highway North Service Road and Sunrise Highway in Bay Shore.

An intersection improvement project that has been in the works for more than a decade in the small town of Huntington has hit a potential snag over the construction of new sidewalks.

Interstate-10 road sign. The interstate spans a total of 362 miles. Rick Scibelli/Getty Images This wide-ranging project aims extensively improve the I-10 in Florida's Escambia County.

The agency laid out its first version of the road map in 2021 and said at the time that immediate action was needed to hit that target. Since then, progress has been uneven.