The Chair (Aintree Racecourse) riders or were brought down, but not those who were pulled up, carried out or refused at the fence: The Chair (Aintree Racecourse) The Chair is a fence on Aintree Racecourse's National Course and thus is one of 30 that are jumped during the Grand National steeplechase which is held annually at the racecourse near Liverpool, England. It is the 15th fence that the runners jump and is one of only two (the other being the 16th, the Water Jump) in the race to be negotiated only once. Positioned in front of the grandstand, it is the tallest fence on
Grand National are jumped twice. Horses completing the race cover a distance of , the longest of any National Hunt race in Britain. As part of a review of safety following the 2012 running of the event, from 2013 to 2015 the start was moved forward away from the crowds and grandstands, reducing the race distance by from the historical . The course has one of the longest run-ins from the final fence of any steeplechase, at . The Grand National was designed as a cross-country steeplechase when it was first officially run in 1839. The runners started at a lane on