In the world of reinforced concrete structures, not all cracks are created equal. While hairline shrinkage cracks are often expected, one specific type demands immediate attention: the Tensile Over-Hoops (Toh) Rebar Crack , commonly referred to as the Toh Crack .
Any crack running directly over a rebar line that measures more than 0.3mm should be inspected by a structural engineer immediately. Need help drafting a specific section (e.g., a safety report or a client email) about this crack type? Let me know. toh rebar crack