Widening and strengthening of Kingston Bridge Case Study Multi-span masonry arch bridge 2D modelling of new arch structures Local transverse analysis to determine forces in spandrel walls Detailed inspections of Kingston Bridge in Kingston upon Thames, Surrey, revealed numerous defects in the 1914 structure and load assessments resulted in vehicles of over 38 tonnes being prohibited from crossing the bridge. To allow strengthening of the bridge for increased loadings a permanent widening scheme was chosen to allow tra?c ?ows to be maintained during strengthening works and to help reduce the environmental impact during the construction work. It also provided the opportunity to introduce permanent facilities for buses and cyclists. Designers Symonds Group Ltd used LUSAS Bridge to model the

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