Nicet Concrete Level 1 Questions With Correct Answers

What shall coarse aggregate consist of? (C33) {Ans: Gravel, Crushed Gravel, crushed stone, air-cooled blast furnace slag or crushed hydraulic cement concrete}How accurate should a pressure gauge be readable?(C231) {Ans: readable to .1%}What are the 3 ways to reduce aggregate sample size?(C702) {Ans: Mechanical splitter, Quartering and miniature stockpiling} {Ans: }When using the a 4"x 8" cylinder, What are the rod specifications? {Ans: straight, steel, w/hemispherical tip 3/8" in diameter (+-1/16")}Define Gravel*** {Ans: Course aggregate resulting from natural disintegration and abrasion of rock}