Deflection measurements at River Nene Viaduct No. 184 Peterborough (TM-TS-74)

Deflection measurements were made on the north and middle arches and on the intermediate river pier of the River Nene Viaduct No. 184, Peterborough, using the Laser-Photocell technique. Measurements were taken under both service trains and a test load consisting of two Class 47 locomotives. The maximum observed deflections under...