CarbonCure CO2 injection process meets AASHTO M194 admixtures standard

Sources: CarbonCure Technologies, Halifax, N.S.; CP staff  Testing of CarbonCure Technologies’ carbon dioxide injection method for cement optimization and imparting strength development in ready mixed concrete has proved compliant with American Association of State Highway and Transportation Officials M194, Standard Specification for Chemical Admixtures for Concrete. Verification by SGS TEC Services provides state transportation agencies, engineers and contractors with confidence…

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Foundation groups inject rheology into revised tremie concrete practice

The Deep Foundations Institute (DFI) and European Federation of Foundation Contractors (EFFC) have released a free download of their recent Best Practice Guide to Tremie Concrete for Deep Foundations. The publication stems from initial efforts of the joint DFI and EFFC Concrete Task Group, established in 2014 to study common problems in drilled shafts and diaphragm walls constructed using tremie methods.

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