Concrete Products

AUGc2019

Concrete Products covers the issues that attract producers of ready mixed and manufactured concrete focusing on equipment and material technology, market development and management topics.

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www.concreteproducts.com August 2019 • 7 GUEST EDITORIAL ACI 318-19 should include storage of material; mixture proportioning; compat- ibility with admixtures; mixing time; and, restrictions on time in the mixer drum. Tests for constructability can be performed by conducting test placements and looking for issues with: • Placeability • Pumping and other concrete conveying • Workability and finishing characteristics • Control of internal concrete temperature • Segregation avoidance and consolidation techniques • Slump loss and setting characteristics • Wet weather placement • Cold and hot weather concrete placement • Finishing techniques • Bonding for multicourse slabs • Initial and final curing • Compatibility with curing compounds • Contraction joint spacing More information on the applicability of existing test methods and new testing needs can be found in "ITG-10.1R-18: Report on Alternative Cements. ITG-10R: Practitioner's Guide for Alternative Cements" provides guidance for practitioners seeking to implement alternative cements and discusses currently available and emerging alternative cements. Printed and digital formats of ACI 318-19 are available at concrete. org. Versions are available in inch-pound units and in SI units. ACI 318-19 is also available to subscribers of the online ACI Collection of Concrete Codes, Specifications, and Practices. Additionally, the Institute is hosting public and in-house seminars to introduce users to ACI 318-19. Visit concrete.org for locations and to learn more. ACI 318-19 includes new and updated code provisions on one-way shear, two-way shear, shear wall drift capacity, seismic design, shotcrete, deep foundations, post-tensioning, precast, durability, and lightweight concrete. FULLY AUTOMATED & CAPABLE OF 24/7 OPERATION CALL FOR YOUR QUOTE TODAY 866 958 7267 www.fortransinc.com PATENTED DIF-JET ™ AERATORS PATENTED SAFER & CHEAPER THAN ACID ONLY $6.00 OF CO2 PER 10,000 GALLONS TREATED ONLY $6.00 OF ONLY $6.00 OF ONLY $6.00 OF ONLY $6.00 OF

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