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 …

Dec 1, 2024 · The American Concrete Institute (ACI) is a leading authority and resource worldwide for the development and distribution of consensus-based standards, technical …

Sep 11, 2025 · A concrete slab is a structural feature, usually of constant thickness, that can be used as a floor or a roof. A slab-on-ground is supported on the subsoil and is usually …

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 …

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 use of higher-grade reinforcement raised concerns about serviceability (cracking and deflections), which were addressed through a series of changes for slab and beam minimum …

The fifth edition provided new information on settlement of concrete, shoring and forming, strength requirements, cold-weather concreting, and shotcrete. The sixth edition primarily provided …

The principal causes of cracking and recommended crack-control proce-dures are presented. The current state of knowledge in microcracking and fracture of concrete is reviewed. The control …

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

Difference between a contraction joint, isolation joint, expansion joint, construction joint, and a cold joint Q. What is the difference between a contraction joint, isolation joint, expansion joint, …