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Episode 1 | Episode 2

Episode 1: Modern Post-Tensioned Concrete Bridges

Join Tim Christle, Executive Vice President of the Post-Tensioning Institute, as he hosts Bob Sward, Vice President of Structural Technologies, LLC, in this episode of Strength in Concrete. Together, they take an in-depth look at the evolution of post-tensioned concrete bridges over the past 60+ years.

Discover the key benefits and applications of post-tensioned bridges, advancements in design and technology, and how modern methods have significantly enhanced durability, resilience, and sustainability. Bob and Tim also address common myths about the industry and provide insights into emerging technologies shaping the future of post-tensioning. 

Listen Now: YouTube | Spotify | Apple

Additional Resources: Not Applicable

Episode 2: PT Bridge Specifications and Certification

In this episode, Tim Christle, Executive Vice President of the Post-Tensioning Institute, interviews Greg Hunsicker, Deputy Director at the Concrete Bridge Engineering Institute at the University of Texas in Austin.

They discuss current post-tensioned concrete bridge specifications, the importance of state DOT adoption and AASHTO referencing, and the critical role of certification programs in ensuring quality and durability. Greg also highlights the new initiatives at the Concrete Bridge Engineering Institute and the value of hands-on training. Join us for an insightful conversation about the future of concrete bridges.

Listen Now: YouTube | Spotify | Apple

Additional Resources:

  1. M55.1-19: Specification for Grouting of PT Structures
About Our Podcast
Strength in Concrete is a podcast hosted by the Post-Tensioning Institute (PTI) – the leading authority on post-tensioning and its applications. PTI brings you expert insights, in-depth discussions on emerging trends, and the latest advancements shaping the industry.