Motorcyclist has life-threatening injuries after late-night crash near Bradford hospital

A 45-year-old rider was left with critical injuries after his red Yamaha R6 collided with a silver Seat Leon.
It happened at 10.16pm last night on Smith Lane, just outside Gate 6 at Bradford Royal Infirmary.
He was taken to hospital for emergency treatment and is now stable.
Anyone local who was nearby last night — what did you see?