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ICC (EC) SOILS 1 - 135 EXAM 2025| BRAND
NEW ACTUAL EXAM WITH 100% VERIFIED
QUESTIONS AND CORRECT SOLUTIONS|
GUARANTEED VALUE PACK| ACE YOUR
GRADES.
The identifications marks on grading plans for original ground (OG) is
usually ___ contours and finished grade (FG) is usually identified with ___
contours. - correct answer - Dashed
Solid
The United Soil Classification System (USCS) was originally known as the
Airfield Classification System developed by ___ in the early 1940s. The
Army Corps of Engineers adopted a modified version in ____. - correct
answer - Arthur Casagrande
1952
____ is soil that passes a No. 200 sieve with a PI equal to or greater than 4
and a plot of PI versus LL falls on or above the "A" line. - correct answer -
Clay
____ is soil that passes a No. 200 sieve with a PI less than 4 and the plot
of PI versus LL falls below the "A" line. - correct answer - Silt
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___ is particles of rock with ___ particles that will pass a 3-inch sieve but
be retained on a ¾" sieve and ____ particles that will pass a ¾" sieve but
be retained on a No. 4 sieve. - correct answer - Gravel
Coarse
Fine
_______ are particles of rock that will pass a 12-inch square opening and
be retained on a 3-inch opening, while ___ are particles of rock that will not
pass a 12-inch square opening. - correct answer - Cobbles
Boulders
_____ is particles of rock that will pass a No. 4 sieve and be retained on a
No. 200 sieve. - correct answer - Sand
___ Passes a No. 4 sieve and is retained on a No. 10 sieve ___ passes a
No. 10 sieve and is retained on a No. 40 sieve. ___ passes a No. 40 sieve
and is retained on a 200 sieve. - correct answer - Coarse sand
Medium sand
Fine sand
The USCS identifies three major soil divisions: ___, ___, and ___. - correct
answer - Coarse grained soils
Fine grained soils
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Highly organic soils
*Organic fine grained soil* is where 50 percent or more _____ the No. 200
sieve. - correct answer - passes through
Classify soil as *coarse grained* soil when 50% or more _____ the No. 200
sieve. - correct answer - is retained
When precise classification of soils for engineering purposes is required,
the procedures prescribed in Test Method ____ shall be used. - correct
answer - D2487
Identify soil as *organic soil* _____, if the soil contains enough particles to
influence the soil properties. - correct answer - OL/OH
Identify the soil as *lean clay* ____, if the soil has medium to high dry
strength, no to low dilatancy - correct answer - CL
Identify soil as *fat clay* ___, if the soil has a high to very high dry strength,
no dilatancy, and high toughness and plasticity. - correct answer - CH
ICC (EC) SOILS 1 - 135 EXAM 2025| BRAND
NEW ACTUAL EXAM WITH 100% VERIFIED
QUESTIONS AND CORRECT SOLUTIONS|
GUARANTEED VALUE PACK| ACE YOUR
GRADES.
The identifications marks on grading plans for original ground (OG) is
usually ___ contours and finished grade (FG) is usually identified with ___
contours. - correct answer - Dashed
Solid
The United Soil Classification System (USCS) was originally known as the
Airfield Classification System developed by ___ in the early 1940s. The
Army Corps of Engineers adopted a modified version in ____. - correct
answer - Arthur Casagrande
1952
____ is soil that passes a No. 200 sieve with a PI equal to or greater than 4
and a plot of PI versus LL falls on or above the "A" line. - correct answer -
Clay
____ is soil that passes a No. 200 sieve with a PI less than 4 and the plot
of PI versus LL falls below the "A" line. - correct answer - Silt
, Page |2
___ is particles of rock with ___ particles that will pass a 3-inch sieve but
be retained on a ¾" sieve and ____ particles that will pass a ¾" sieve but
be retained on a No. 4 sieve. - correct answer - Gravel
Coarse
Fine
_______ are particles of rock that will pass a 12-inch square opening and
be retained on a 3-inch opening, while ___ are particles of rock that will not
pass a 12-inch square opening. - correct answer - Cobbles
Boulders
_____ is particles of rock that will pass a No. 4 sieve and be retained on a
No. 200 sieve. - correct answer - Sand
___ Passes a No. 4 sieve and is retained on a No. 10 sieve ___ passes a
No. 10 sieve and is retained on a No. 40 sieve. ___ passes a No. 40 sieve
and is retained on a 200 sieve. - correct answer - Coarse sand
Medium sand
Fine sand
The USCS identifies three major soil divisions: ___, ___, and ___. - correct
answer - Coarse grained soils
Fine grained soils
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Highly organic soils
*Organic fine grained soil* is where 50 percent or more _____ the No. 200
sieve. - correct answer - passes through
Classify soil as *coarse grained* soil when 50% or more _____ the No. 200
sieve. - correct answer - is retained
When precise classification of soils for engineering purposes is required,
the procedures prescribed in Test Method ____ shall be used. - correct
answer - D2487
Identify soil as *organic soil* _____, if the soil contains enough particles to
influence the soil properties. - correct answer - OL/OH
Identify the soil as *lean clay* ____, if the soil has medium to high dry
strength, no to low dilatancy - correct answer - CL
Identify soil as *fat clay* ___, if the soil has a high to very high dry strength,
no dilatancy, and high toughness and plasticity. - correct answer - CH
