1. This bibliography is not comprehensive nor does it refer solely to highway
2. bridges; numerous References to impact on railway bridges are also included.
3. The References are listed in chronological order.
4. "Report of the Commissioners Appointed to Inquire into the Application of Iron and Railway Bridges " London 1849. (Reprinted in "Treatise on the Strength of Timber Cast and Malleable Iron " by P. Parlow London 1851.)
5. Vibration of Bridges," by S. W. Robinson, Transactions;ASCE,1887