Problem 4 3 Warm-mix Asphalt Cement Concrete the target (WMAC) requires less ene

Question

Problem 4 3 Warm-mix Asphalt Cement Concrete the target (WMAC) requires less energy than traditional HMAC because it reaches required for mixing and compaction at a lower temperature. A. strength B. viscosity C. PG grade D. thin-film E. dynamic shear Problem 5 3% Grout is used to fill voids of hollow masonry units in order to A. bond reinforcing steel to the masonry B. cover exterior walls C used for finishing either masonry walls or framed (wood) walls D. providing aesthetic quality of the structure E. None of the above The tensile strength of a wood specimen is most closely correlated to which of the following properties? A. Specific gravity B. Fiber saturation point (FSP) C. Age D. Moisture content E. Surface treatment/preservative Problem 7% Which of the following is not an example of a civil engineering material that can be considered a composite? A. Wood B. Portland Cement Concrete C. Reinforced Portland Cement Concrete D. Fiberglass E. None of the above (all are composites)

Explanation / Answer

4) B-viscosity

5) A-bond reinforcement steel to the masonry

6) C-age

7) D-fiberglass

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