Balaram Bridge

Probable Reasons of Failure of Superstructure of Bridge

  • Poor detailing so that high stress concentrations are present.
  • Lack of strict quality control during execution.
  • Foundation movements due to scour, earth pressure and seismic activity.
  • Malfunctioning & damage of expansion joint.
  • Inadequate provision for movement due to temporary shrinkage and creek resulting in excessive displacement of bearing.
  • Beyond traffic loading beyond what was anticipated by the designers.
  • An unexpected secondary structural action.
  • Inadequate analysis of complex stresses.
  • Lack of preventive routine maintenance.