Fig. 7From: Vehicle trajectory at curved sections of two-lane mountain roads: a field study under natural driving conditionsTrajectory shape of four typical patterns and their corresponding LDRT profiles for right-hand bends: (a1–a5) Trajectory pattern I on right-hand bends; (b1–b4) Trajectory pattern II; (c) Trajectory pattern III; (d) Trajectory pattern IV and (e) Pattern VBack to article page