If you are designing a connection subject to wind or traffic vibration, do not spec ACI 355.2. Insist on ACI 355.4-19 . Your building will thank you in 20 years.
But in practical terms? It is the "extreme endurance test" for chemical anchors. aci 355.4-19 pdf
But when you see "ACI 355.4-19 compliant" on a box of adhesive anchors, you know something important: This little chemical glue stick has been tortured with 2.5 million hammer blows of force, and it is ready for the real world. If you are designing a connection subject to