Farmington Hills, MI -- The Guide for Design of Post-Tensioned Buildings (PTI DC20.9-11), a new document from the Post-Tensioning Institute (PTI), provides guidance on the design and construction of ...
Tipping Mar's vertically post-tensioned concrete shear walls in the 164-ft-tall San Francisco Public Utilities Commission Headquarters is the most ambitious—and tallest—example to date of a family of ...