ACI Certification- Concrete Field Testing
Technician Grade 1 CP-1 (12) Exam
Questions and Answers with Verified
Solutions | Latest Updated 2026
ASTM C1064 Standard Test Method For
Temperature of Freshly Mixed
Hydraulic-Cement Concrete
The sensor of the temperature 3"
measuring device shall be
submerged a minimum of
______ inches into the freshly
mixed concrete.
The temperature measuring 1 degree, 30 degrees to 120
device shall have a capacity of degrees
measuring temperature of
freshly mixed concrete to ±
______ °F throughout a range
of ____________.
The temperature measuring Annually, accuracy
device shall be calibrated
______, or whenever there is a
question of ______.
The temperature of concrete True
may be measured in a
wheelbarrow. True or False?
,The temperature of concrete True
may be measured in a wall
form. True or False?
What must be done to the Dampen with water
sample container prior to
sampling the concrete?
What must be done to the Close off air voids by gently pressing
concrete surrounding the the concrete around the device
temperature measuring device
after the device is submerged
in the fresh concrete?
How long must the minimum of two minutes, maximum
temperature measuring device of five minutes
remain in the freshly mixed
concrete?
The temperature of the 1 degree
concrete is reported to the
nearest ______ °F
A maximum temperature of False
freshly mixed concrete is
specified in ASTM C1064. True
or False?
ASTM C172 Standard Practice for Sampling
Freshly Mixed Concrete
Sampling by this method is Compliance
required when tests are to be
, made to determine _____ with
specification requirements.
This method covers sampling Stationary mixers, paving mixers,
from four types of mixers, revolving drum mixers and open top
which are _____, _____, _____, mixers
and _____.
The maximum allowable time 15
between obtaining the first
and final portions of a
composite sample is _____
minutes.
Portions of a composite True
sample shall be thoroughly
remixed before beginning
tests on the sample. True or
False?
The maximum elapsed time 5
allowed between obtaining the
final portion of the composite
sample and beginning the
tests for slump, temperature,
and air content is _____
minutes.
The molding of strength test 15
specimens shall begin within
_____ minutes after fabricating
the composite sample.
Technician Grade 1 CP-1 (12) Exam
Questions and Answers with Verified
Solutions | Latest Updated 2026
ASTM C1064 Standard Test Method For
Temperature of Freshly Mixed
Hydraulic-Cement Concrete
The sensor of the temperature 3"
measuring device shall be
submerged a minimum of
______ inches into the freshly
mixed concrete.
The temperature measuring 1 degree, 30 degrees to 120
device shall have a capacity of degrees
measuring temperature of
freshly mixed concrete to ±
______ °F throughout a range
of ____________.
The temperature measuring Annually, accuracy
device shall be calibrated
______, or whenever there is a
question of ______.
The temperature of concrete True
may be measured in a
wheelbarrow. True or False?
,The temperature of concrete True
may be measured in a wall
form. True or False?
What must be done to the Dampen with water
sample container prior to
sampling the concrete?
What must be done to the Close off air voids by gently pressing
concrete surrounding the the concrete around the device
temperature measuring device
after the device is submerged
in the fresh concrete?
How long must the minimum of two minutes, maximum
temperature measuring device of five minutes
remain in the freshly mixed
concrete?
The temperature of the 1 degree
concrete is reported to the
nearest ______ °F
A maximum temperature of False
freshly mixed concrete is
specified in ASTM C1064. True
or False?
ASTM C172 Standard Practice for Sampling
Freshly Mixed Concrete
Sampling by this method is Compliance
required when tests are to be
, made to determine _____ with
specification requirements.
This method covers sampling Stationary mixers, paving mixers,
from four types of mixers, revolving drum mixers and open top
which are _____, _____, _____, mixers
and _____.
The maximum allowable time 15
between obtaining the first
and final portions of a
composite sample is _____
minutes.
Portions of a composite True
sample shall be thoroughly
remixed before beginning
tests on the sample. True or
False?
The maximum elapsed time 5
allowed between obtaining the
final portion of the composite
sample and beginning the
tests for slump, temperature,
and air content is _____
minutes.
The molding of strength test 15
specimens shall begin within
_____ minutes after fabricating
the composite sample.
