CONSTRUCTION MATERIALS TESTING SOILS LEVEL IV FINAL PAPER COMPLETE QUESTIONS AND ANSWERS VERIFIED PREPARATION

CONSTRUCTION MATERIALS TESTING SOILS
LEVEL IV FINAL PAPER COMPLETE QUESTIONS
AND ANSWERS VERIFIED PREPARATION

◉ What is the significance of C136?
Answer: -To determine the grading of materials,
-compliance of particle size distribution,
-provide data for control of production of various aggregate
-developing relationships concerning porosity and packing


◉ What procedure should always be used unless otherwise specified
in c117?
Answer: Procedure A


◉ What is an appropriate wetting agent to use for sieving through a
No.200 sieve?
Answer: Water or any dispersing agent that will promote separation
of the fine materials


◉ What should the temperature of the oven be when drying
samples?(C117)
Answer: 110 °C (+-5)

, ◉ If used, how much wetting agent should be used in procedure B?
C117
Answer: Enough to produce a small amount of suds when the
sample was agitated


◉ Report the amount retained by wash by....?(C117)
Answer: <10%-report to the .1%
>10%-report to the nearest whole number


◉ How long do you sieve material? C136
Answer: so that not more than 1% of material retained on any sieve
will pass during 1 minute of hand sieving


◉ How accurate shall balances be fo fine aggregate? C136
Answer: readable to the nearest .1 Gram or .1%


◉ How accurate shall balances be for course aggregate or mixtures?
C136
Answer: readable to the nearest .5 gram or nearest .1%


◉ What is the significance of C117?