California's first "smart freeway" begins operation this Monday on the 15 Freeway corridor running through Temecula, aiming to ease the traffic congestion heading into Murrieta.

Three people died and two others suffered major injuries following a solo-vehicle rollover crash on the 15 Freeway in Yermo ...

The effort involving sensors and ramp meters at three on-ramps hopes to improve conditions in congested southwest Riverside ...

One of Southern California’s infamous traffic choke points has gotten a high-tech facelift, but it might come with a little extra pain for starters. On Monday, the Riverside County Transportation ...