Table of Contents May 1999

Problems with Trial-Batch Record Submittals

No-Show Chloride Is a No-No

We were asked by a concrete contractor to add calcium chloride to the concrete we supplied but not show it on the batch ticket. We refused and lost the order. Are there producers who will supply concrete this way?

What Test-Cylinder Fracture Types Indicate

I've heard that the two-cone fracture pattern is typical when compressive-strength cylinders are tested. Does that mean any other fracture pattern indicates a testing or concrete problem?

Recruiting Home Builders and Contractors to Build Concrete Homes

Producing High-Performance Concrete Bridge Beams

Avoiding a Caustic Handshake

There's More to Decorative Concrete Than Flatwork

Low-Cost Flow Measurement and Sensing

Block Production That's Not Tireless