Correction: This article has been updated to reflect police said alcohol was not a factor in this collision. SAN DIEGO (FOX 5/KUSI) -- A man riding a bicycle was fatally struck by a driver in Black Mountain Ranch Friday evening, authorities confirmed. Officials with the San Diego Police Department said the incident happened shortly before 7 p.m. when a 50-year-old woman was driving a 2015 Volkswagen EOS westbound on Camino Del Sur. For reasons still under investigation, the driver crossed the intersection with Casey Glen and went into the bike lane, colliding with a man who was riding his bicycle. Police said the man, whose identity was not released, was pronounced dead at the scene. Based on their preliminary investigation, police believe alcohol was not a factor in this fatal incident. Anyone with information related to the collision is encouraged to call Crime Stoppers at 888-580-8477.