Spalled concrete joints are the primary problem for a concrete floor. Though the joint is necessary to control cracking, they do provide opportunities for damage by impact from work done on the slab, ...
Joint Concrete Products Document Clarifies Certification Requirements The National Precast Concrete Association (NPCA) and the Precast/Prestressed Concrete Institute (PCI) issued a joint document to ...
After a series of incidents in which loose concrete fell from Ottawa's St-Laurent LRT station last year, CBC News has learned more details about how the city is addressing chronic water infiltration ...
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