The Triangle's first diverging diamond interchange opened last year at Western Boulevard and Interstate 440. The criss-cross traffic pattern was a new experience for many drivers headed to North ...

The Triangle's first diverging diamond interchange opened before 9 a.m. Tuesday on Western Boulevard at Interstate 440 in west Raleigh. The new design was scheduled to open Monday morning, ...

The North Carolina Department of Transportation has proposed building what are known as “diverging diamond” interchanges in two places in the Triangle: At the Beltline and Western Boulevard in ...

An unconventional design known as the diverging diamond interchange can be both safer and more efficient than conventional left turn lanes. Road planners across the country are switching sides.

The diverging diamond interchange is a key part of the Wisconsin Department of Transportation's plans for widening I-94. That work starts in 2025.