media, without the written consent of ACI. The technical committees responsible for ACI committee reports and standards strive to avoid ambiguities,

American Concrete Institute

the slab surface is, demonstrating the quality of the initial strike off and finishing process. The F-number system uses floor surface curvature calculated from elevation differences over 24 in. …

The definitions provided herein complement that source. backshores—shores left in place or shores placed snugly under a concrete slab or structural member after the original formwork …

This guide presents state-of-the-art information relative to the construction of slab-on-ground and suspended-slab floors for industrial, commercial, and institutional buildings. It is applicable to …

Lessons Learned From Using Type 1L Cement in Mass Concrete Placements Kevin J. Brigandi, CQA, Senior Principal, Assistant National Manager – Quality and Program Development

ACI Committee Reports, Guides, Manuals, and Commentaries are intended for guidance in planning, designing, executing, and inspecting construction. This document is intended for the …

This document guides specifiers, contractors, and concrete producers through the selection processes that identify methods for cold weather concreting. The objectives of cold weather …

backshores—shores placed snugly under a concrete slab or structural member after the original formwork and shores have been removed from a small area at a time, without allowing the …

Acceptable concrete cracking Q. What is considered as acceptable concrete cracking in cast-in-place foundation walls and slabs per ACI documents? My company is the concrete contractor …