Post-Tensioned Slabs-on-Ground: PTI Certification Requirements

A slab-on-ground post-tensioning layout.

By Brandon Harman, Engineer, Post-Tensioning Institute CODE REQUIREMENTS FOR PTI CERTIFICATION New code changes in the 2024 edition of the International Residential Code (IRC) directly influence the construction of residential post-tensioned slabs-on-ground (PT-SOG). Prior to the 2024 edition of the IRC, Section R506 “Concrete Floors (On Ground)” only referred to ACI 332 for the design […]