Slump test Study guides, Revision notes & Summaries

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 ...

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...

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...

CMT FINAL TEST-2023-2024 QUESTIONS AND ANSWERS 100% CORRECTCMT FINAL TEST-2023-2024 QUESTIONS AND ANSWERS 100% CORRECTCMT FINAL TEST-2023-2024 QUESTIONS AND ANSWERS 100% CORRECTCMT FINAL TEST-2023-2024 QUESTIONS AND ANSWERS 100% CORRECT 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 ...

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 _____. - ...

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 ____________...

ACI Concrete Field Testing Technician Questions and Correct Answers, With Complete Verified Solution 2024/2025. 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 tempe...

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 ______ minutes after obtaining the composite sample - ...

ACI Concrete Field Testing Technician- Grade I Questions and Correct Answers, With Complete Solution 2024/2025. 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 tempe...

Section 1: Temperature of Freshly Mixed Hydraulic-Cement Concrete - C1064 The end of the temperature sensing portion of the temperature measuring device is submerged a minimum of _____ into the freshly mixed concrete. - 3 inches The temperature measuring device shall be capable of accurately measuring temperature of freshly mixed concrete to _____, throughout a range of _____. - +/- 1 °F 30 °F to 120 °F The temperature measuring device shall be verified _____, or whenever there is a que...