ACI Concrete Field Testing Technician-
Grade I EXAM WITH ACCURATE
QUESTIONS AND ANSWERS (VERIFIED
ANSWERS) | LATEST (2026/2027)
UPDATED VERSION |
100% GUARANTEED PASS
{JUST RELEASED}
1. The sensor of the temperature measuring device shall be submerged a
minimum of _____ in. [_____mm] into the freshly mixed concrete. -
ANSWER ✓ 3 in. [75 mm]
2. The temperature measuring device shall have a capacity of measuring
temperature of freshly mixed concrete to +- _____ degrees F [+- _____ C]
throughout a range of _____. - ANSWER ✓ 1 degree F [0.5 C], 30 degrees F
to 120 F [0 C to 50 C]
3. The temperature measuring device shall be calibrated _____, or whenever
there is a question of _____. - ANSWER ✓ Annually, accuracy
4. The temperature of concrete may be measured in a wheelbarrow. True or
False? - ANSWER ✓ True
,5. The temperature of concrete may be measured in a wall form. True of False -
ANSWER ✓ True
6. A composite sample of concrete is required even if the only purpose for
obtaining the sample is to determine temperature. True of False? - ANSWER
✓ False
7. What must be done to the sample container prior to sampling the concrete? -
ANSWER ✓ Dampen (with water)
8. What must be done to the concrete surrounding the temperature measuring
device after the device is submerged in the fresh concrete. - ANSWER ✓
Gently press the concrete around the temperature measuring device at the
surface of the concrete
9. How long must the temperature measuring device remain in the freshly mixed
concrete? - ANSWER ✓ At least 2 minutes but not more than 5 minutes
10. After the temperature of the concrete is read, what is required? - ANSWER ✓
Reporting of temperature
, 11. The temperature of concrete is reported to the nearest _____ degrees F
[_____ C] - ANSWER ✓ 1 degree F [0.5 C]
12. According to ASTM C1064, what is one reason to take the temperature of
concrete? - ANSWER ✓ Verify conformance to a specified requirement for
temperature of concrete
13. A maximum temperature of freshly mixed concrete is specified in ASTM
C1064. True of False? - ANSWER ✓ False
14. The sample of concrete used for temperature determination must be rodded
25 times. True or False? - ANSWER ✓ False
15. Sampling by this method is required when tests are to be made to determine
_____ with specification requirements. - ANSWER ✓ Compliance
16. This method covers sampling from four types of mixtures which are _____,
_____, _____, and _____. - ANSWER ✓ Stationary mixers, paving mixers,
revolving drum mixers, and open top mixers
17. The maximum allowable time between obtaining the first and final portions of
a composite sample is _____ minutes. - ANSWER ✓ 15
Grade I EXAM WITH ACCURATE
QUESTIONS AND ANSWERS (VERIFIED
ANSWERS) | LATEST (2026/2027)
UPDATED VERSION |
100% GUARANTEED PASS
{JUST RELEASED}
1. The sensor of the temperature measuring device shall be submerged a
minimum of _____ in. [_____mm] into the freshly mixed concrete. -
ANSWER ✓ 3 in. [75 mm]
2. The temperature measuring device shall have a capacity of measuring
temperature of freshly mixed concrete to +- _____ degrees F [+- _____ C]
throughout a range of _____. - ANSWER ✓ 1 degree F [0.5 C], 30 degrees F
to 120 F [0 C to 50 C]
3. The temperature measuring device shall be calibrated _____, or whenever
there is a question of _____. - ANSWER ✓ Annually, accuracy
4. The temperature of concrete may be measured in a wheelbarrow. True or
False? - ANSWER ✓ True
,5. The temperature of concrete may be measured in a wall form. True of False -
ANSWER ✓ True
6. A composite sample of concrete is required even if the only purpose for
obtaining the sample is to determine temperature. True of False? - ANSWER
✓ False
7. What must be done to the sample container prior to sampling the concrete? -
ANSWER ✓ Dampen (with water)
8. What must be done to the concrete surrounding the temperature measuring
device after the device is submerged in the fresh concrete. - ANSWER ✓
Gently press the concrete around the temperature measuring device at the
surface of the concrete
9. How long must the temperature measuring device remain in the freshly mixed
concrete? - ANSWER ✓ At least 2 minutes but not more than 5 minutes
10. After the temperature of the concrete is read, what is required? - ANSWER ✓
Reporting of temperature
, 11. The temperature of concrete is reported to the nearest _____ degrees F
[_____ C] - ANSWER ✓ 1 degree F [0.5 C]
12. According to ASTM C1064, what is one reason to take the temperature of
concrete? - ANSWER ✓ Verify conformance to a specified requirement for
temperature of concrete
13. A maximum temperature of freshly mixed concrete is specified in ASTM
C1064. True of False? - ANSWER ✓ False
14. The sample of concrete used for temperature determination must be rodded
25 times. True or False? - ANSWER ✓ False
15. Sampling by this method is required when tests are to be made to determine
_____ with specification requirements. - ANSWER ✓ Compliance
16. This method covers sampling from four types of mixtures which are _____,
_____, _____, and _____. - ANSWER ✓ Stationary mixers, paving mixers,
revolving drum mixers, and open top mixers
17. The maximum allowable time between obtaining the first and final portions of
a composite sample is _____ minutes. - ANSWER ✓ 15
