2 layers 25 strokes - Study guides, Class notes & Summaries

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ACI Certification Practice Exam Questions and Answers 100% Pass
  • Exam (elaborations)

    ACI Certification Practice Exam Questions and Answers 100% Pass

  • ACI Certification Practice Exam Questions and Answers 100% Pass For 4x8 cylinders, how many layers and rod strokes to properly consolidate the concrete? - ANSWER-2 layers, 25 strokes For 6x12 cylinders, how many layers and rod strokes to properly consolidate the concrete? - ANSWER-3 layers, 25 rod strokes After rodding each layer, the sides of the molds should be tapped 10-15 times with a tapping rod? T/F - ANSWER-False It should be done with a rubber mallet When rodding the second and/...
  • SophiaBennett
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ACI CONCRETE FIELD TESTING TECHNICIANS GRADE 1 (IN CANADA) Questions and Answers correct
  • Exam (elaborations)

    ACI CONCRETE FIELD TESTING TECHNICIANS GRADE 1 (IN CANADA) Questions and Answers correct

  • ACI CONCRETE FIELD TESTING TECHNICIANS GRADE 1 (IN CANADA) Questions and Answers correct The standard practice describes the _____ _____ and _____ required to obtain a representative sample of fresh concrete and to assess its tractability to the structure it represents. procedures, location and sample size The procedures used in sampling shall include the use of every precaution that will assist in obtaining samples that are truly representative of the _____and _______ of the concrete. ...
  • Pogba119
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ACI Density (Unit Weight) and Yield of Fresh Concrete. Questions and Answers correct
  • Exam (elaborations)

    ACI Density (Unit Weight) and Yield of Fresh Concrete. Questions and Answers correct

  • ACI Density (Unit Weight) and Yield of Fresh Concrete. Questions and Answers correct The length of the tamping rod used in this test method is ____________________________________________________________. at least 4 in taller than the measure, but no more than 24 in. What is the required shape of the tamping end of the rod? round hemispherical What is the required minimum frequency of the vibrator used in this test method? 9000 vibrations per min (150 Hz) The outside d...
  • Pogba119
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ACI CONCRETE FIELD TESTING TECHNICIAN- GRADE I PRACTICE EXAM QUESTIONS WITH CORRECT DETAILED ANSWERS | ALREADY GRADED A+<RECENT VERSION>
  • Exam (elaborations)

    ACI CONCRETE FIELD TESTING TECHNICIAN- GRADE I PRACTICE EXAM QUESTIONS WITH CORRECT DETAILED ANSWERS | ALREADY GRADED A+<RECENT VERSION>

  • ACI CONCRETE FIELD TESTING TECHNICIAN- GRADE I PRACTICE EXAM QUESTIONS WITH CORRECT DETAILED ANSWERS | ALREADY GRADED A+<RECENT VERSION> 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...
  • jervismuthami
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ACI- CONCRETE FIELD-TESTING TECHNICIAN - GRADE 1 FINAL EXAM QUESTIONS WITH VERIFIED ANSWERS
  • Exam (elaborations)

    ACI- CONCRETE FIELD-TESTING TECHNICIAN - GRADE 1 FINAL EXAM QUESTIONS WITH VERIFIED ANSWERS

  • ACI- CONCRETE FIELD-TESTING TECHNICIAN - GRADE 1 FINAL EXAM QUESTIONS WITH VERIFIED ANSWERS "Q1. When strength tests are to be made, the minimum size of the composite sample shall be: A. ¼ cubic foot B. 1 cubic foot C. Any convenient size D. 1 Wheelbarrow - CORRECT ANSWER B. 1 cubic foot ASTM C172- Para (5.1). Make the samples to be used for strength tests a minimum of 28 L (1 ft3)." "Q2. Sample the concrete from the chute of a truck mixer by: A. Raising chute to ...
  • Andreas4114
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Aci section 5 air content pressure method Questions and Answers correct
  • Exam (elaborations)

    Aci section 5 air content pressure method Questions and Answers correct

  • Aci section 5 air content pressure method Questions and Answers correct The pressure method of determining air content can be used on concrete containing _____ and ______ aggregate. Normal weight, heavyweight The pressure method of determining air content can't be used on concrete containing the following: __________ or ________. Lightweight aggregates; aggregates of high porosity What is the specified size of the mallet required for a typical air meter? 1 - 1/4 + or - 1/2 l...
  • Pogba119
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ACI CONCRETE FIELD-TESTING TECHNICIAN GRADE 1 2024-2025  EXAM QUESTIONS WITH ANSWERS
  • Exam (elaborations)

    ACI CONCRETE FIELD-TESTING TECHNICIAN GRADE 1 2024-2025 EXAM QUESTIONS WITH ANSWERS

  • ACI CONCRETE FIELD-TESTING TECHNICIAN GRADE EXAM QUESTIONS WITH ANSWERS "The temperature of concrete may be measured in a wall form. True of False - CORRECT ANSWER True" "A composite sample of concrete is required even if the only purpose for obtaining the sample is to determine temperature. True of False? - CORRECT ANSWER False" "What must be done to the sample container prior to sampling the concrete? - CORRECT ANSWER Dampen (with water)" "What must be done ...
  • Andreas4114
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ACI- CONCRETE FIELD-TESTING TECHNICIAN - GRADE 1 EXAM QUESTIONS AND ANSWERS 100% PASS
  • Exam (elaborations)

    ACI- CONCRETE FIELD-TESTING TECHNICIAN - GRADE 1 EXAM QUESTIONS AND ANSWERS 100% PASS

  • ACI- CONCRETE FIELD-TESTING TECHNICIAN - GRADE 1 EXAM QUESTIONS AND ANSWERS 100% PASS "Q1. The temperature of the concrete is recorded to the nearest __________°F (______°C). - CORRECT ANSWER ASTM C1064- (Para 7.2) Read and record the temperature to the nearest 0.5 °C [1 °F]." "Q2. ASTM C1064 states the container used to measure temperature of concrete must be large enough to provide at least 5 inches of concrete around the sensor. A. True B. False - CORRECT ANSWER ...
  • Andreas4114
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ACI CONCRETE FIELD TESTING TECHNICIANS GRADE 1 (IN CANADA) Questions and Answers correct
  • Exam (elaborations)

    ACI CONCRETE FIELD TESTING TECHNICIANS GRADE 1 (IN CANADA) Questions and Answers correct

  • ACI CONCRETE FIELD TESTING TECHNICIANS GRADE 1 (IN CANADA) Questions and Answers correct The standard practice describes the _____ _____ and _____ required to obtain a representative sample of fresh concrete and to assess its tractability to the structure it represents. procedures, location and sample size The procedures used in sampling shall include the use of every precaution that will assist in obtaining samples that are truly representative of the _____and _______ of the concrete. ...
  • Pogba119
    $16.49 More Info
ACI- CONCRETE FIELD-TESTING TECHNICIAN GRADE 1 EXAM QUESTIONS AND ANSWERS 100% PASS
  • Exam (elaborations)

    ACI- CONCRETE FIELD-TESTING TECHNICIAN GRADE 1 EXAM QUESTIONS AND ANSWERS 100% PASS

  • ACI- CONCRETE FIELD-TESTING TECHNICIAN GRADE 1 EXAM QUESTIONS AND ANSWERS 100% PASS "Q1. The temperature of the concrete is recorded to the nearest __________°F (______°C). - CORRECT ANSWER ASTM C1064- (Para 7.2) Read and record the temperature to the nearest 0.5 °C [1 °F]." "Q2. ASTM C1064 states the container used to measure temperature of concrete must be large enough to provide at least 5 inches of concrete around the sensor. A. True B. False - CORRECT ANSWER B. ...
  • Andreas4114
    $13.49 More Info
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