Nottingham, Todd Sean2015-05-122015-05-121986https://scholarworks.montana.edu/handle/1/6483enBox girder bridgesBridges--Live loadsDiaphragms (Structural engineering)A feasibility study of the use of torsional and moment carrying external diaphragms on a double steel box girder bridge system to reduce live load momentThesisCopyright 1986 by Todd Sean Nottingham