CIP concrete floor slabs are classified according to what criteria?

Concrete floor slabs within Construction Industry Practices (CIP) are indeed classified according to span and cast form because these factors significantly influence their structural performance and design.

Span refers to the distance between supports and is a critical consideration in determining load-bearing capacity and structural integrity. Different spans may require varying slab thicknesses, reinforcement techniques, and support systems to ensure that the slab can safely carry imposed loads without excessive deflection or failure.

Cast form relates to the method used to create the slab, such as whether it is cast in place or precast. Each casting method has distinct implications for the finishing, curing processes, and overall longevity of the slab. For example, precast slabs often allow for quicker construction and improved quality control in a factory setting, while cast-in-place offers advantages for custom fitting on-site.

This classification allows architects and engineers to properly assess and select appropriate concrete floor slabs based on the project's specific requirements, ensuring safety and efficiency in design and construction.