ACI Certification Tests Bundle Set

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 m...

The end of the temperature sensing portion of the temperature measuring device is submerged a minimum of __mm [__in.] into the freshly mixed concrete. Answer 77mm /3in. The temperature measuring device shall be capable of accurately measuring the temperature of freshly mixed concrete to +- __C [+...

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 for s...

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 (0-50 d...

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

Testing Grade 1 questions with correct answers The volumetric method of determining air content of concrete can be used on concrete containing what types of aggregate? Answer All types of aggregate What are the requirements for the tamping rod used in this test method? Answer Round, straight 5/8...

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 ...

ACI Certification questions with correct answers

The diameter of the tamping rod used in this test method is _______. Answer 5/8" in [16mm] What is the required shape of the tamping end of the rod? Answer Rounded to a hemispherical tip. What is the required minimum frequency of the vibrator used in this test method? Answer 7000 vibrations p...

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, melting ...

The temp. measuring device shall be capable of accurately measuring the temp. of freshly mixed concrete to ____ throughout a range of ____. Answer 1 Degree F, 30-120 Degrees F A composite sample of concrete is required even if the only purpose for obtaining the sample is to determine the temp. T ...

ACI Concrete Strength Testing Technician - Practice C617/C617M questions with correct answers

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...

Name the two allowable materials with with concrete cylinders may be capped with. - Answer I. High-strength gypsum II. Sulfur mortar III. Neat cement paste Name the three materials with with cylinders may be capped against. - Answer I. Glass II. Metal III. Granite Prior to beginning the ca...