B- Define hydration. What must you do to make sure that hydration process is going well (As a site engineer)? C- Differentiate briefly between central, shrink and truck concrete mixing methods. D- What is the importance of vibrator and what is the bad effect of putting vibrator in concrete for long time (more than 15 seconds)?

B- Define hydration. What must you do to make sure that hydration process is going well (As a site engineer)? C- Differentiate briefly between central, shrink and truck concrete mixing methods. D- What is the importance of vibrator and what is the bad effect of putting vibrator in concrete for long time (more than 15 seconds)?

Fundamentals Of Construction Estimating

4th Edition

ISBN:9781337399395

Author:Pratt, David J.

Publisher:Pratt, David J.

Chapter11: Pricing Concrete Work

Section: Chapter Questions

Problem 4RQ

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