ACI Exam Bundle

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 meas...

For concrete with aggregates less than 3 inches, the thermometer must remain in the fresh concrete sample a minimum of 5 minutes or until the temperature reading stabilizes. (True or False) - AnswerFalse The temperature measuring device must be accurate to within 0.1 degrees. (True or False) - Ans...

Following are three of the four purposes for which aggregates are sampled; supply the fourth. Aggregates are sampled: a) for the acceptance or rejection of materials. b) for the control of operations at the site of use. c) for preliminary investigation of the potential source of supply. d) ____...

For concrete with aggregates less than 3 inches, the thermometer must remain in the fresh concrete sample a minimum of 5 minutes or until the temperature reading stabilizes. (T or F) - Answer-False (2-5 minutes) The temperature measuring device must be accurate to within 0.1 degree. (T or F) - An...

1. Which of the following statements is false? Aggregates are sampled: A. For the acceptance or rejection of materials B. For the control of operations at the site of use C. For preliminary investigation of the potential source of supply D. For the control of the product at the source of supply ...

These procedures for capping enable concrete cylinders and cores to meet the standard's requirements for ________ and _________. - Answer-Planeness, perpendicularity Equipment needed for the capping process includes capping _____ , _____devices, and ______ pots. - Answer-Plates, alignment, melti...

Q1. Start molding specimens for strength tests within 30 minutes after fabricating the composite sample. A. True B. False - 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 betwee...

ASTM C31 / C31M-06 - Standard Practice for Making, Curing, Protecting & Transporting Test Specimens in the Field Conditions. ASTM C1064 /C1064M-05 - Standard Test Method for Temperature of Freshly Mixed HydraulicCement Concrete ASTM C172 -07 - Standard Practice For Sampling Freshly Mixed Concrete...

The method of determining air content of concrete containing lightweight aggregate is the pressure method - False. Relatively dense Is the following statement true or false? When making a test cylinder from concrete being used in construction, the field technician must also measure the slump of t...

The sensor of the temperature measureing device shall be submerged a minimum of ____ in - Answer-3 (75mm) The temperature measureing device shall have a capacity of measuring temperature of freshly mixed conrcrete to +-_____ degrees F throught a range of _____ - Answer-1(.5 degrees C), 30-120 (0-...

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...

The total time allowed between obtaining the first and final portions of a composite sample is - Answer- 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) - Answer-F Tests fo...

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] t...