Problem
1. Write a short note on the selection of materials and proportioning of mixtures suitable for use in fiber-reinforced concrete, with special attention to how the requirements of toughness and workability are harmonized.
2. What do you understand by the terms polymer concrete, latex-modified concrete, and polymer-impregnated concrete? What is the principal consideration in the design of polymer concrete mixtures?
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.