Slump Study guides, Revision notes & Summaries
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ACI Concrete Testing Questions and Answers Graded A+
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ACI Concrete Testing Questions and Answers Graded A+ 
ASTM C31 
Making and curing concrete test specimens in the field 
 
 
 
ASTM C231 
Concrete Air Content Test - Pressure Method 
 
 
 
ASTM C173 
Concrete Air Content Test - Volume Method 
 
 
 
ASTM C172 
Sampling Fresh Concrete 
 
 
 
ASTM C143 
Standard Test Method for Slump of Hydraulic-Cement Concrete 
 
 
 
ASTM C138 
Standard Test Method for Density (Unit Weight), Yield, and Air Content (Gravimetric) of Concrete 
 
 
 
ASTM C1064 
Stand...
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Concrete Exam 2 with 100% correct answers 2024/2025
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Concrete Exam 2 
Workability of concrete is best defined as: 
 
A) ability of the concrete to be mixed, placed, consolidated, and surface finished 
B) amount of water added to the concrete 
C) slump of the concrete 
D) flow ability of the concrete 
F) stiffness of the concrete - correct answer A 
 
Which of the following are mixture design proportioning methods? 
 
A) 1:2:3 OR 3:2:1 
B) all these above 
C) Iteration (Trial Batching) method 
D) ACI 211 Absolute Volume - correct answer B 
 
What d...
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ACI Certification Concrete Field Testing Tech Grade 1 Questions & 100% Verified Answers | Latest Update | Already Graded A+
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The end of the temperature sensing portion of the temperature measuring device is 
submerged a minimum of ___________ into FRESHLY mixed concrete. ☑: 75 mm (3 in) 
The temperature measuring device shall be capable of accurately measuring the 
temperature of freshly mixed concrete to _______________ throughout a range of 
____________ C to _____________ C and _____________ F to ___________ F. ☑: 0.5 C (1 F), 0-50 C (30-120 F) 
The temperature measuring device shall be verified ____________...
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ACI Certification Exam 2024 with 100% correct answers
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2. T/F: When the concrete contains large aggregate, the testing technician should wet-sieve the sample before making unit weight tests for use in yield computations.Answer - False 
 
4. T/F: Samples smaller than 28L (1 .) are allowed on routine air content, temperature, and slump tests.Answer - True 
 
7. How do you regulate the rate of discharge of the batch from the revolving truck drum mixer or agitator?Answer - By the rate of revolution of the drum 
 
10. While the technician is checking ...
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ACI- Concrete Field-Testing Technician - Grade 1 (Working knowledge of seven basic field tests) latest update 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 Certification Exam Questions With Correct Answers Latest Updated 2024/2025 | Scored A+
- Exam (elaborations) • 7 pages • 2024
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ACI Certification Exam Questions With Correct Answers Latest Updated 2024/2025 | Scored A+. When the concrete contains large aggregate, the testing technician should wet-sieve the sample 
before making unit weight tests for use in yield computations.Answer - False 
4. T/F: Samples smaller than 28L (1 .) are allowed on routine air content, temperature, and slump 
tests.Answer - True 
7. How do you regulate the rate of discharge of the batch from the revolving truck drum mixer or 
agitator?Answe...
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ACI Test Questions and Answers Guaranteed A+
- Exam (elaborations) • 6 pages • 2024
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ACI Test Questions and Answers Guaranteed A+ 
The total time allowed between obtaining the first and final portions of a composite sample is 
15 minutes 
 
 
 
When it is necessary to wet sieve the concrete sample, wet sieving should be performed after the individual samples are remixed into a composite sample (T or F) 
F 
 
 
 
Tests for slump, temperature, and air content must begin within ______ minutes after obtaining the composite sample 
5 minutes 
 
 
 
Begin molding test specimens within...
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ACI Concrete Field Testing Technician- Grade I Questions & Answers Solved 100% Correct!!
- Exam (elaborations) • 14 pages • 2024
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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 temperature measuring device shall be calibrated _____, or whenever there is a question of _____. - 
...
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CMT FINAL TEST- QUESTIONS AND ANSWERS
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List the sequence of tasks from start of house to frame for a mono slab. - Answer- bench and balance / accurate stake / set forms / form board survey / plumbing underslab / plumbing inspection / prep slab and finish form boards / electrical underslab / soil test / county inspection/ white book in line inspection/ pour slab / rough grade. 
 
What does B&B stand for? - Answer- Bench and balance 
 
what is the psf of the soils have to be in the footing of a mono slab? - Answer- 2000 
 
What is the ...
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ACI- Concrete Field-Testing Technician - Grade 1 Exam Questions and Answers 100% Pass
- Exam (elaborations) • 52 pages • 2024
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ACI- Concrete Field-Testing Technician 
- Grade 1 Exam Questions and 
Answers 100% Pass 
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 exceed 5 minutes. 
A. True 
B...
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