A Waianae man was in critical condition Friday after his vehicle rear-ended a dump truck in Kalihi Kai.

Police said the 42-year-old man was driving a 2003 Dodge pickup when he hit a green dump truck waiting at the intersection on Auiki Street to make a left turn onto Sand Island Access Road. The man was in critical condition with internal injuries and taken to the Queen’s Medical Center.

A 33-year-old man who was driving the dump truck was not injured in the crash, which happened at 5:32 p.m.

Police said the pickup driver may have had a previous medical condition.