A man was rushed to hospital where he remains unconscious.

A 25-year-old man is in hospital after being struck while riding his bike on Renaud Road, just southeast of the Blackburn Hamlet neighbourhood.

Ottawa paramedics say the man was rushed to hospital just after 11 a.m., Wednesday, with head injuries and was unconcious.

He was not wearing a helmet while riding his bike.

Ottawa police closed Renaud Road closed between Joshua Street and the roundabout where Renaud Road turns into Anderson Road.

There has been no word on when the road will re-open.