Frustum Study guides, Revision notes & Summaries

This test method covers sampling from stationary, paving and truck mixers, and from agitating and non agitating equipment used to transport central mixed concrete - Answer- True When the concrete contains large aggregate, the testing technician should wet sieve the sample before making unit weight tests for use in yield computation - Answer- False - cant wet sieve unit weight Samples should be taken before 10% or after 90% of the batch has been discharged. - Answer- False Samples smalle...

ACI Certification Concrete Field Testing Tech Grade 1 Questions and Answers 100% Verified The end of the temperature sensing portion of the temperature measuring device is submerged a minimum of ___________ into FRESHLY mixed concrete. - Answer- 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. - An...

ACI Concrete Field-Testing Technician- Grade I Questions and Answers Fully solved 2024 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 measurin...

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...

The sensor of the temperature measuring device shall be submerged a minimum of _____ in. [_____mm] into the freshly mixed concrete. - Correct 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 _____. - Correct 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 qu...

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...

Exterior angle - correct answer 360 / number of sides Interior angle - correct answer 180 - Exterior angle Area of triangle - correct answer 1/2 x B x H Area of parallelogram - correct answer B x H Area of trapezium - correct answer 1/2 x (total of para...

ACI Concrete Exam Questions And Answers 100% Verified What must be done if the concrete drops below the top of the Slump mold while the top layer is being rodded? - answerAdd 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. - answer25 The slump mold is filled in _____ layers. - answer3 layers True or false the slump mold should be in a dry condition before be...

ACI Written Exam | 100% Correct Answers | Verified | Latest 2024 Version The sensor of the temperature measuring device shall be submerged a minimum of ____ in - 3 (75mm) The temperature measuring device shall have a capacity of measuring temperature of freshly mixed concrete 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, accurac...

ASTM C1064 - Answer-Standard Test Method For Temperature of Freshly Mixed Hydraulic-Cement Concrete The end of the temperature sensing portion of the temperature measuring device shall be submerged a minimum of ____ into the freshly mixed concrete. - Answer-3 inches [75 mm] C1064, Sec. 8.1 The temperature measuring device shall have a capacity of measuring the temperature of freshly mixed concrete to ± ____ °F (± ____ °C) throughout a range of ____ °F ( ____ °C). - Answer-±1 °F (±...