WASHINGTON — At first glance, everything seems out of place on the map of a new interstate road system taking shape across the nation. Interstate 95 runs down the stunning sweep of the Pacific Coast, ...

Here's what to know about a state study that looked into the pros and cons of making U.S. Highway 287 into an interstate.

From coast to coast, state and federal agencies are investing hundreds of millions—sometimes billions—to repair, expand, and modernize the country's aging infrastructure. These megaprojects, defined ...

According to the MoDOT traveler map, most interstate and state highways are covered with snow across the St. Louis area.