Abstract: Results from a series of tests intended to study loss of pretension force in bolted assemblies are presented. The test matrix included ASTM A325 assemblies with various direct tension indicators (DTIs), some through-hardened ...

Abstract: Concrete can be cast and cured at freezing temperatures when additive-based freeze protection (ABFP) is included in the concrete mixture. However, the effects of extremely cold temperatures on the mechanical properties of ...