The involved bridges are the following:
For each bridge detailed hydrological and hydraulic studies, including the three-dimensional river modelling, have been carried out. The general erosion and the scour effect on the piling foundations have been evaluated.
Patani:
Choba:
Mbiama:
Nun River:
3-D Modelling (HEC-RAS):
Studies (2010 to date) for SETRACO Nigeria Ltd / Federal Ministry of Works (F.M.W.) - Nigeria.