This article is about penile erection. For the similar arousal in females, see clitoral erection. For other uses, see Erection (disambiguation). An erection (clinically: penile erection or penile tumescence) is a physiological phenomenon in which the penis becomes firmer, engorged and enlarged.
The obstacles in the menâs steeplechase are 914 millimetres (36.0 inches) high. In the womenâs steeplechase, the obstacles are 762 millimetres high (30.0 inches). The water jump consists of a barrier followed by a pit of water. The landing area for the pit of water is 3.66 metres (12.0 ft) by 0.70 metres (2.3 ft). At its deepest point, the slope goes down to a depth of 700mm (28 inches).
Courses measure from 1200 to 1600 m (0.75 to 1 mi) in length. Over that distance most courses drop 110 to 125 m (360 to 410 ft) in elevation. They feature straightaways that are barely wider than the sleds and curves that range from slight deviations to 360Â° turns that are banked 6 m (20 ft) high.