O.R.E. committee D.23 - tests made on a reinforced concrete span bridge at Ampthill (E-258)

The Research Department is represented on O.R.E. Committee D.23 (The Determination of Dynamic Forces in Bridges) of the U.I.C. In this connection the Department was requested to make a series of tests on bridges composed of precast reinforced concrete slabs. The spans considered were to be of 4, 7 and...