August 18 Luncheon

Speaker:

Martin A. Cuadra, PE, SE, FACI, FPTI

Bio:

• Martin is a founding principal of Uzun + Case, LLC with 40 years of experience in structural design and contract administration of various building types. His passion since starting his professional career has been focused on concrete post-tensioned structures.  He is registered in Georgia and 17 other States, he is a past president of the ACI-Georgia Chapter, a Fellow of the American Concrete Institute, as well as a fellow of the Post-Tensioning Institute (PTI).
• He has been very active in the industry, and it is a current voting member of many committees including the newly formed ACI Building Code 320, as well as ACI 318-T.  In addition, he is a voting member of PTI Building Design Committee, BIM committee, and member of the PTI Technical Advisory Board.   He is also a voting member of the Prestress Concrete Institute (PCI) Design Handbook.
• In 2012, Martin was awarded the Engineer of the Year in Private Practice award by the Georgia Chapter of the American Council of Engineering Companies.

Presentation Title:

A POST-TENSIONING PRIMER with some advanced applications and the future of POST-TENSIONING

Presentation Synopsis:

• This presentation starts with a basic introduction to What is Post-Tensioning, the materials involved creating the tendons as well as the fabrication process to get tendons ready for the jobsite.
• The presentation will then focus on the basic reasons as to why use post-tensioning in structural design of concrete projects, what are the advantages of incorporating unbonded tendons into our design.
• It will also touch on site installation on post-tensioning and a few pitfalls that should be avoided and/or properly addressed prior to pouring concrete.  A couple of slides addressing construction issues and repairs will be shown.
• The program will wrap-up with a brief description of current research of banded-banded systems including new ACI codes that are being developed which should be available in 2025.