But it still seems a long way off because vital investment in Essex does not appear to be on the agenda as part of the national shake-up. Making its latest case, a taskforce for the Great Eastern Main Line has renewed its calls for new track at Bow Junction, between Stratford and Liverpool Street, and new signalling between Colchester and Shenfield. To demonstrate the existing disparity, it currently takes 40 minutes longer to travel from Norwich to London than it does from Grantham. The road distance from the Lincolnshire town is around 35 miles further. 2) Strengthening west Norfolk The King's Lynn to Hunstanton railway line once helped the seaside resort become a booming tourist destination.