ABSTRACT
ABSTRACT: The total length rail cum road bridge across river Ganga near Munger, in the state of Bihar, India, is about 3690.20 m. The bridge consists of 29 nos of 125 m spans and 2 nos of 32.60 m. The superstructure is of truss type to carry a broad gauge railway line at the bottom chord level and a three lane road carriage way at middle level of the superstructure. The truss planes are connected together through cross girders, portal bracings, and sway bracings and lateral bracings at top, bottom and middle level. The substructure comprises of RCC twin circular pier with RCC pier cap resting on well foundations. All the components of this Rail cum Road Bridge viz well foundations, substructure and steel superstructure have been designed for MBG loading-2008, IRS (1964) and IRC: 6 (2000). The superstructure at rail and road level rests on POT or POT cum PTFE bearing.
