Nov 1, 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 …

Tilt-up concrete construction is commonly used in low-rise building construction. This guide discusses many of the issues relating to the planning and construction of these buildings to …

Additional Definitions Back shores – shores placed under a slab or structural member after the original formwork and shores have been removed from a small area without allowing the entire …

Concrete Breakout Failure Cone Is breakout failure relevant for large-scale connections involving groups of anchors or reinforcing bars?

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 …

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, …

This guide covers the design of slabs-on-ground for loads from material stored directly on the slab, storage rack loads, and static and dynamic loads associated with equipment and vehicles.

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

What nominal maximum sizes of aggregate are recommended? Q. What nominal maximum sizes of aggregate are recommended? A. According to 26.4.2.1 (a) (5) of ACI 318-19, nominal …