EXAM,TEST EXAM (ACTUAL EXAM) WITH
CORRECT QUESTIONS AND WELL
ANSWERED ANSWERS LATEST 2025 - 2026
WELL GRADED A+
What are the requirements for the soil to make use of sand
cones? D1556 - ANSWERS-It must have sufficient cohesion
to maintain stable sides and be firm enough to withstand
minor pressures exerted in digging the hole without
deforming
Sand cone method is not suitable for what? D1556 -
ANSWERS-Organic, saturated, highly plastic soils, granular
material or soils containing appreciable amount of material
larger than 1.5"
Describe the base plate of a sand cone. D1556 - ANSWERS-
may be round or square,fall on the bottom, have sufficient
, thickness to be rigid and will be a minimum of 3" larger than
the funnel
What should the results be rounded to in the sand cone
method?D1556 - ANSWERS-nearest decimal or significant
digits
What should happen if a test location has small amounts of
oversize fractions during a sand cone test? D1556 -
ANSWERS-The test should be stopped and moved to a
different location
What should be used to fill the hole in the sand cone
method? D1556 - ANSWERS-Free flowing sand of a known
density and volume.
What should the temperature of the oven be when drying
samples?(C117) - ANSWERS-110 °C (+-5)
If used, how much wetting agent should be used in
procedure B? C117 - ANSWERS-Enough to produce a small
amount of suds when the sample was agitated