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 …

Dec 18, 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 reinforced with …

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.

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

A. Saw cuts, also called relief cuts, should be timed carefully to control cracking and maintain the integrity of the slab. According to ACI 302.1R-15, saw-cutt

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 and shores …

The resulting shear capacity will be less than calculated in ACI 318-14, especially if the design section has a low ρ as is likely in double-tee flanges, other precast slab elements, or cast-in-place slabs.

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 maximum size …

American Concrete Institute

A cast‐in‐place topping slab on precast elements Diaphragms that comprise precast elements with end strips formed by either a cast‐in‐place concrete topping slab or edge beams Diaphragms of …