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 …

This guide presents information on the design of slabs-on-ground, primarily industrial floors. It addresses the planning, design, and detailing of slabs. Background information on design …

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 …

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. …

2 GUIDE TO CONCRETE FLOOR AND SLAB CONSTRUCTION (ACI 302.1R-15) ACI 302.2R provides recommendations for the design and construction of concrete slabs that will receive …

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 …

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, …

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 …

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

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 …