This article discusses the difference between plain, reinforced and post-tensioned residential slabs, and why the inclusion of contraction joints are required in some cases and highly recommended in all cases. Learn more about the various topics that influence joint...
An article in Concrete Facts, Sprint 2021 (Vol.28-3) discusses the common causes of cracking in concrete, the ACI standards relating to contraction joints, and how the new method of embedding a strip of polymer tape into fresh concrete, like is done by the Trakjoint...
A New Method to Install Contraction Joints A new method to install contraction joints in slabs-on-ground offers speed and cost advantages over existing methods. Even silica dust concerns are eliminated. Joints are installed in fresh concrete, which is earlier than...
Installation of Contraction Joints in Post-Tensioned Slabs-on-Ground In general, contraction joints are not currently used in residential PT slabs. Yet, they should be used to minimize random cracks. The Post Tensioning Institute endorses the use of joints in PT...
