The circuit is 5.338 km (3.317 mi) long, with an average width of 15 m (49 ft) ranging from 14 to 21.5 m (46 to 71 ft), and covers over 2.215 million square metres (547 acres). With a total of 14 corners, the sharpest with a radius of merely 15 m (49 ft), the circuit runs over four different ground levels with a start/finish straight over 650 m (2,133 ft) in length. The total race distance of the Turkish Grand Prix is 309.356 km (192.225 mi) over 58 laps.