CORRECTLY WELL DEFINED ANSWERS LATEST ALREADY GRADED A+
2025-2026
Define C117 - SOLUTION-The determination of the amount of material finer than a 75-um
(No.200) sieve
What is the significance of C136? - SOLUTION--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? - SOLUTION-
Procedure A
What is an appropriate wetting agent to use for sieving through a No.200 sieve? - CORRECT
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) - SOLUTION-110 °C
(+-5)
, If used, how much wetting agent should be used in procedure B? C117 - SOLUTIONEnough to
produce a small amount of suds when the sample was agitated
Report the amount retained by wash by....?(C117) - SOLUTION-<10%-report to the .1%
>10%-report to the nearest whole number
How long do you sieve material? C136 - SOLUTION-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 - SOLUTION-readable to the nearest .1
Gram or .1%
How accurate shall balances be for course aggregate or mixtures? C136 - SOLUTIONreadable to
the nearest .5 gram or nearest .1%
What is the significance of C117? - SOLUTION-Accurate determination of material finer than 75-
um in mineral aggregate by washing
What practice is used for sampling aggregate? - SOLUTION-D75
The investigation of potential sample material should be performed by....? D75 - SOLUTION-A
responsible, trained and experienced person
What should a stockpile be visually inspected of? D75 - SOLUTION-Discernable Variations