East coast main line, bridge no. 184, river nene cast iron viaduct, Peterborough (TM-TS-055)

Bridge No. 184 (Fig. 1) is a cast iron arch bridge, built in the mid 19th Century, which carries the Up Fast and Up Slow lines over the River Nene at Peterborough. Due to a proposed raising of the speed limits for this section of line from 30 mile/h to...