Seismic Retrofit of Historic Courthouse
Construction Canada | June 2019
Tim Van Zwol, MSc, P.Eng. | Regional Manager; Associate
Cracking within existing concrete masonry unit (CMU) wall construction is common, and repairs will depend on the existing assembly, function, and condition of the mortar joints and CMU's. However, when wall cracks were observed within that stairwells of an Ontario courthouse, a building condition assessment by RJC Engineers (RJC), led to a seismic retrofit and construction of a new lateral force-resisting system.