A pedestrian was hit by a vehicle on Hopyard Road near Hansen Drive at 5:30 p.m. Monday.

According to the Pleasanton Police Department, the vehicle was traveling northbound on Hopyard Road when it struck the pedestrian, who was walking eastbound across Hopyard Road, outside of a crosswalk.

The pedestrian was transported to Eden Hospital with critical injuries.

The Pleasanton Police Department Traffic Unit responded to the scene and are investigating the collision. The driver remained at the scene and is cooperating with the investigation.

“It has not been determined whether alcohol or drugs were a factor in the collision,” said Traffic Sergeant Steve Ayers, “Due to the ongoing investigation, the identities of the driver and pedestrian are not being released at this time.”

This is the fourth incident this year in the area in which a pedestrian was hit by a vehicle. In February a pedestrian was struck and killed on Johnson Drive in Pleasanton. In June, a pedestrian was hit and killed on Dublin Boulevard in Dublin. In late August, a pedestrian walking on I-680 in San Ramon was struck and killed and a pedestrian walking on I-580 in Livermore was struck and killed in September.

Anyone with information related to the collision Monday is encouraged to contact the Pleasanton Police Department Traffic Unit at 925-931-5100.