Aci final - Study guides, Class notes & Summaries
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ACI Concrete Field Testing Technician- Grade I Exam 2023/2024 Questions and with Correct Answers.
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ACI Concrete Field Testing Technician- Grade I Exam 2023/2024 Questions and with Correct Answers. 
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] 
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] 
The te...
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ACI Written Exam Questions and Answers Already Passed
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ACI Written Exam Questions and 
Answers Already Passed 
 
The sensor of the temperature measureing device shall be submerged a minimum of ____ in 
3 (75mm) 
 
The temperature measureing device shall have a capacity of measuring temperature of freshly 
mixed conrcrete to +-_____ degrees F throught a range of _____ 1(.5 degrees C), 30-120 (0- 
50 degrees C) 
 
The temperature measuring device shall be calibrated____, or whenever there is a question of 
_____ annually, accuracy 
 
The temp of concr...
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ACI- Concrete Field-Testing Technician - Grade 1 Exam | Questions and Correct Answers | Latest Update 2024/2025
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ACI- Concrete Field-Testing 
Technician - Grade 1 Exam | 
Questions and Correct Answers | 
Latest Update 2024/2025 
Q1. Start molding specimens for strength tests within 30 minutes after 
fabricating the composite sample. 
A. True 
B. False - Answer -B. False 
ASTM C172 -Para (4.1.2) - Start molding. 
specimens for strength tests within 15 min after fabricating the 
composite sample. 
Q2. The maximum allowable time between obtaining the first and last 
portions of the composite sample may not ex...
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Concrete ACI Exam Questions And Answers Graded A+
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Concrete ACI Exam Questions And Answers Graded A+ 
What must be done if the concrete drops below the top of the Slump mold while the top layer is being rodded? 
Add additional concrete to keep an excess of concrete above the top of the mold at all times 
 
 
Rod each layer ___ times uniformly over the cross section with the rounded end of the rod. 
25 
 
 
The slump mold is filled in _____ layers. 
3 layers 
 
 
True or false the slump mold should be in a dry condition before beginning the test?...
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ACI Concrete Field Testing Technician- Grade I Questions and Answers Already Passed
- Exam (elaborations) • 23 pages • 2024
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ACI Concrete Field Testing Technician- 
Grade I Questions and Answers Already 
 
Passed 
 
The sensor of the temperature measuring device shall be submerged a minimum of _____ in. 
[_____mm] into the freshly mixed concrete. 3 in. [75 mm] 
 
The temperature measuring device shall have a capacity of measuring temperature of freshly 
mixed concrete to +- _____ degrees F [+- _____ C] throughout a range of _____. 1 degree F 
[0.5 C], 30 degrees F to 120 F [0 C to 50 C] 
 
The temperature measuring de...
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ACI- Concrete Field-Testing Technician - Grade 1 (Working knowledge of seven basic field tests) latest update 2024
- Exam (elaborations) • 29 pages • 2024
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ACI- Concrete Field-Testing Technician - 
Grade 1 (Working knowledge of seven 
basic field tests) latest update 2024 
Q1. Start molding specimens for strength tests within 30 minutes after fabricating the 
composite sample. 
A. True 
B. False - CORRECT ANSWER-B. False 
ASTM C172 -Para (4.1.2) - Start molding. 
specimens for strength tests within 15 min after fabricating the 
composite sample. 
Q2. The maximum allowable time between obtaining the first and last portions of the 
composite samp...
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ACI Exam Practice Questions & Answers (RATED A)
- Exam (elaborations) • 2 pages • 2024
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ACI Exam Practice Questions & Answers (RATED A)ACI Exam Practice Questions & Answers (RATED A)ACI Exam Practice Questions & Answers (RATED A)ACI Exam Practice Questions & Answers (RATED A)ACI Exam Practice Questions & Answers (RATED A) 
60-80*F - ANSWER For normal strength concretes, what temperature range must be maintained for test cylinders during initial curing? 
 
5 minutes - ANSWER Tests for the slump and air content must be started within ____ after obtaining the final portion of the comp...
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ACI Concrete Field Technician test questions and answers graded A+
- Exam (elaborations) • 9 pages • 2024
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ACI Concrete Field Technician testCollecting a representative sample of concrete to be tested is as important as executing the test methods to obtain - correct answer Accurate results 
 
The four types of equipment for sampling are - correct answer Stationary mixers, paving mixers, revolving truck mixers, continuous mixers 
 
The elapsed time between obtaining the first and final portions of a composite sample shall not exceed - correct answer 15 min 
 
Portions of a composite sample shall be th...
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ACI Field Grade One 83 Questions with Correct Answers 100% Verified
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ACI Field Grade One 83 Questions with Correct Answers 100% Verified 
Sampling: 
The maximum allowable time between obtaining the first and final portions of a composite sample is: - Correct Answers 15 minutes 
 
Sampling: 
T/F: Concrete samples must be obtained before any water or admixtures are added to the mixture at the job site - Correct Answers False 
 
Sampling: 
When sampling from a paving mixer, obtain samples from at least ___ different portions of the pile and combine them into one co...
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ACI Certification Exam Questions With Verified Answers Latest UPDATED 2024/2025 | Scored A+
- Exam (elaborations) • 19 pages • 2024
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ACI Certification Exam Questions With Verified Answers Latest UPDATED 2024/2025 | Scored A+. ASTM C1064 Answer - Standard Test Method For Temperature of Freshly Mixed Hydraulic-Cement 
Concrete 
The sensor of the temperature measuring device shall be submerged a minimum of ______ inches into 
the freshly mixed concrete. Answer - 3" 
The temperature measuring device shall have a capacity of measuring temperature of freshly mixed 
concrete to ± ______ °F throughout a range of ____________. Answ...
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