Deflection measurements at river Nene Viaduct no. 184 Peterborough (TN-TAS-074)

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 and...