Technical Questions

Question: How should the concrete be consolidated to obtain a complete filling of the forms and around the...

Question: Does over-vibration cause segregation and loss of air content?

Question: Consolidation of concrete—required or not?

Question: Why is consolidation needed?

Question: What are the ultrasonic pulse velocity and the pulse echo tests?

Question: How is concrete consolidated?

Question: Definition of setting time

Question: What are high-density aggregates?

Question: How is the selection of mixture proportions affected by the materials to be used and the placing...

Question: How can segregation of the concrete between the mixer and its final point of placement be prevented?

Question: If the cementitious material paste is not sufficient in amount to float all of the aggregate par...

Question: Can you have too much paste or mortar?

Question: Can the importance of proper consistency for placing be overemphasized?