Table of Contents January 2005

Tilt-Up's New Face

Tiny Fibers in the Mix

Slag Cement Steps Up

Changing the Coloring Process

Green Passion & Greenbacks

Most Innovative Technology

Measuring a Slab's Internal Humidity

World of Concrete: Yesterday, Today and Tomorrow

Looking for Certifiably Competent Persons

I’ve heard that ACI may soon be offering a certification program for competency in concrete design. Does this have anything to do with NRMCA’s P2P and the move toward performance specifications? And what can you tell me about the certification program?

Standardized Tests for SCC

More of our customers are starting to ask us about the possibility of using self-consolidating concrete. What’s going on with the development of standardized tests for SCC?

Cutting a Prestressed Precast Floor

Are there general guidelines for cutting through prestressed precast concrete? A local church wants to install an elevator, which would mean cutting an existing elevated precast concrete hollow core floor. They asked us for advice, but we don’t have any experience with structural precast.