American Transmission Co. and other utilities are finding high-voltage electrical transmission line and substation upgrade projects place increased structural demand on existing steel-pole support ...
The American Concrete Institute (ACI) published ACI 318-19: “ Building Code Requirements for Structural Concrete ” in July 2019, in response to new engineering practices and industry changes. ACI 318 ...
The bolted mechanical splices are tightened to connect the bottom and top cages for a full-depth mechanically spliced anchor bolt cage. This installation used non-staggered splices. Deenergizing ...
Concrete volume changes due to changes in moisture and temperature. As concrete dries, it shrinks. Length change related to drying shrinkage for unreinforced concrete can range up to 0.08% whereas ...
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