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Browse from hundreds of recorded presentations from ACI Conventions and other concrete industry events.

This Week's Featured Presentation

Development Length of Straight Bars in Tension Using High-Strength Materials
by Samir Yasso, University of Kansas; and Remy D. Lequesne, Andres Lepage, David Darwin, and Matthew O’Reilly, University of Kansas

Session details

Bond in Concrete (ACI Spring 2017 Convention, Detroit, MI)
This series of sessions, co-organized by fib, serves as an interim to the Bond in Concrete conference series, held in Europe every 10 years. Various presentations will highlight the following information: 1) important changes required to development and lap splice provisions for reinforcement; 2) new works and developments as related to the modelling of bond between reinforcing steel and concrete; and 3) the results of recent experimental studies relating to lap splicing of straight bars.

Upcoming Presentations

February 26 – March 4

Assessing Historical Provisions for the Bond of Plain Bars
by Lisa R. Feldman, University of Saskatchewan; and John Cairns, Heriot-Watt University

Session details

Bond in Concrete (ACI Spring 2017 Convention, Detroit, MI)
This series of sessions, co-organized by fib, serves as an interim to the Bond in Concrete conference series, held in Europe every 10 years. Various presentations will highlight the following information: 1) important changes required to development and lap splice provisions for reinforcement; 2) new works and developments as related to the modelling of bond between reinforcing steel and concrete; and 3) the results of recent experimental studies relating to lap splicing of straight bars.

March 5 – 11

What Problem Am I Fixing?
by Craig Plunk, Boral Construction Materials

Session details

Beneficiation of Fly Ash for Use in Concrete Mixtures (ACI Spring 2017 Convention, Detroit, MI)
Fly ash has become a strategic material for solving concrete durability challenges and making concrete construction more resilient and sustainable. Fly ash quality can be improved through various processing techniques. To meet market demand for quality and quantity, beneficiation is an increasing necessity. In addition, reclaiming fly ash from disposal in landfills and ponds is becoming more common and often requires beneficiation. This session will present the most widely used technologies in the market today. This session will be of great value to specifiers, engineering consultants, contractors, and material suppliers.

March 12 – 18

Georgetown, SC: A Reclaiming Success Story
by Hank Keiper, The SEFA Group

Session details

Beneficiation of Fly Ash for Use in Concrete Mixtures (ACI Spring 2017 Convention, Detroit, MI)
Fly ash has become a strategic material for solving concrete durability challenges and making concrete construction more resilient and sustainable. Fly ash quality can be improved through various processing techniques. To meet market demand for quality and quantity, beneficiation is an increasing necessity. In addition, reclaiming fly ash from disposal in landfills and ponds is becoming more common and often requires beneficiation. This session will present the most widely used technologies in the market today. This session will be of great value to specifiers, engineering consultants, contractors, and material suppliers.

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