APT 400 proposal for increasing advanced passenger train speeds to 400 km/h by combining APT technology with a developed version of B.R. slabtrack (IM-SYS-026)

This memo describes the advantages of exploiting APT technology to 400 km/h (250 mile/h), in conjunction with PACT and CAPT. It suggests that this development can be economical at fare levels of 2.20p per passenger mile with turbine powered trains, & 2.86p per passenger mile with electric vehicles, supplied...