Aci Aggregate Level 1 Study Material Study Guide Questions And Correct Answers

C40 What parts regent grade sodium hydroxide to water do you use for the mixture in this test? a) 8 parts sodium hydoxide to 92 parts water b) 3 parts sodium hydroxide to 97 parts water c) 4 parts sodium hydroxide to 96 parts water d) There is no sodium hydroxide in this mixture {Ans: b)}C128 Each drop of the tamper onto the test specimen shall be approximately _____ mm. a) 5 b) 10 c) 15 d) 20 {Ans: a) 5}C40 If you have 194 grams of water how many grams of sodium hydroxide do you need for your mixture? a) 194 b) 34 c) 6 d) 3 {Ans: c) 6}C117 The minimum mass of a test specimen containing 0.5 inch nominal maximum particle size aggregate shall be _____ grams. a) 300 b) 500 c) 2500 d) 5000 {Ans: c) 2500}C40 How long must you allow the test to sit for in order to be completed? a) 12 hours b) 48 hours c) 8 hours d) 24 hours {Ans: d) 24 hours}C702 For dry fine aggregrate in which the entire sample will pass the 3/8" sieve, a splitter having chutes ____ in. to ______ in.