Ward R. Malisch, P.E.Dr. Ward R. Malisch, PE, PhD, FACI was technical director for the American Society of Concrete Contractors. From the AuthorConcreteCold Concrete: Plan, Pour, Protect & PlaceConcrete Contractor Premium ContentDiscover the steps of the concrete process and how it is handled in cold weather — allowing you to detail your project in a cold weather plan. You’ll learn more about the four Ps of cold weather concreting: plan, pour, protect, and placement.Rebar Accessories & EquipmentThe Contractor’s Welded Wire Reinforcement (WWR) DilemmaAmerican Society of Concrete Contractors (ASCC)There needs to be an alternative to removal and replacement for WWR.ConcreteApproach Form Camber Specifications with CautionAmerican Society of Concrete Contractors (ASCC)Cast-in-place reinforced concrete structural members deflect under load. Whatever the cause of the problem, engineers have sometimes tried to control deflection effects by requiring cambered form soffits.Concrete Equipment & ProductsA Tolerance Compatibility SuccessAmerican Society of Concrete Contractors (ASCC)ASCC, ACI and AISC anchor bolt placement tolerances are now identical.ConcreteConcrete Slump Should Not Be SpecifiedAmerican Society of Concrete Contractors (ASCC)The concrete producer and contractor should determine slump requirements.Business ServicesMOE Specifications on a Project Near You!American Society of Concrete Contractors (ASCC)Seek to understand before committing to modulus of elasticity requirements.ConcreteHaving Tolerance Compatibility Problems?American Society of Concrete Contractors (ASCC)ACI 117.1R-14 can help.Business ServicesContractors Make Recommendations Based on ExperienceAmerican Society of Concrete Contractors (ASCC)Contractors citing previous experience should make their recommendations with the understanding the final decision will be made by the designer and owner.HomeStop Me If You’ve Heard This One…Anecdotes Masquerading as DataAmerican Society of Concrete Contractors (ASCC)Decorative ConcreteWhy Polishing Suspended Concrete Slabs is More Likely to Disappoint CustomersAmerican Society of Concrete Contractors (ASCC)Polished-concrete specifications are based on experience with slabs-on-grade, so contractors must help project owners understand how results will likely vary when polishing suspended slabsConcreteWhatever Happened to Engineering Judgment?American Society of Concrete Contractors (ASCC)When a test result falls outside of the specified limits or other specification requirements aren’t met, engineers typically have three options for dealing with such noncompliance issues.ConcreteUnderstanding ACI 117 Tolerance LanguageAmerican Society of Concrete Contractors (ASCC)“I have a beam and a column, what ACI 117 tolerances apply where?” To make it easier to discuss, we developed a graphical approach using an elevation and plan view of a beam and column similar to what callers see on the construction drawings.Page 1 of 3Next Page
