2013 Grand National to modifications made for the previous year's race, Aintree announced that a number of further changes had been made for the 2013 National. Twelve of the 16 fences on the course were rebuilt with the timber frames within them replaced by a softer material known as "plastic birch". The fences are still covered with at least 14 inches of spruce and will remain the same height. The starting line was also moved 90 yards closer to the first fence, further away from the spectators' stands and thereby reducing slightly the overall distance. Aintree and the Professional Jockeys' Association jointly issued
1989 Grand National and further to criticisms following Dark Ivy's fatal fall in the 1987 Grand National, a question of the future safety of the race was raised in the House of Commons. In response Aintree made several changes to Becher's, including levelling-off the slope on the landing side and raising the brook itself to contain only one inch of water. Security on the course was also tightened after another incident in the later stages of the race where a group of intoxicated youths ran onto the course and were seen to be playing chicken with the runners as they turned towards the