Question: when did the corkscrew close at alton towers
Answer: 890421 Status Removed Opening date 4 April 1980 ( 1980 - 04 - 04 ) Closing date 9 November 2008 ( 2008 - 11 - 09 ) Cost £ 1,250,000 Replaced by Thirteen General statistics Type Steel Manufacturer Vekoma Designer Arrow Dynamics Model Corkscrew with Bayerncurve Track layout custom Lift / launch system Chain lift hill Height 75 ft ( 23 m ) Drop 68 ft ( 21 m ) Length 2,400 ft ( 730 m ) Speed 44 mph ( 71 km / h ) Inversions Duration 1 : 45 Max vertical angle 43 ° Capacity 1,100 riders per hour G - force 3.