ACI

ACI AGGREGATE TESTING TECHNICIAN EXAM QUESTIONS AND ANSWERS 100% PASS Performance Checklist: Sampling of Aggregates: Flowing Aggregate Stream (Bins or Belt Discharge) 5 steps 1. Use a device that will hold the required amount of material without overflowing. 2. Take each increment from the entire cross section of the material discharge stream 3. Obtain a minimum of three approximately equal increments. 4. Combine the increments to form a field sample. 5. Ensure that the ...

ACI - AGGREGATE BASE TESTING TECHNICIAN EXAM QUESTIONS WITH COMPLETE SOLUTIONS Testing Sampling should be done very carefully because it is as important as ____________. Conveyer belts Transport units Roadways Stockpiles What are the four sources from which field samples can be obtained? contaminated, damaged Sampling containers for aggregate samples should be made so that the contents will not be lost, _____ or _____. Nonrepresentative sample Not using correct procedures for reduci...

ACI CONCRETE FIELD TESTING TECHNICIAN GRADE 1 STUDY GUIDE EXAM QUESTIONS AND VERIFIED ANSWERS 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 Hydraulic-Cement Concrete ASTM C172 -07 Standard Practice For Sampling Freshly Mixed Concrete From Different Containers Used In The Production or Transportation Of Concrete. ASTM C143 / C143M-05a S...

ACI CONCRETE STRENGTH TESTING TECHNICIAN CP-19 (14) EXAM QUESTIONS WITH COMPLETE SOLUTIONS GRADED A+ These procedures for capping enable concrete cylinders and cores to meet the standard's requirements for ________ and _________. Planeness, perpendicularity Equipment needed for the capping process includes capping _____ , _____devices, and ______ pots. Plates, alignment, melting Plates for neat cement and high strength gypsum plaster caps should be made of _____, _____, _____ or _____. ...

ASTM ACI CONCRETE STRENGTH TESTING LAB TECHNICIAN EXAM QUESTIONS AND VERIFIED CORRECT ANSWERS C617 ASTM Standard dealing with proper capping methods Planeness and Perpendicularity The procedure for capping enables concrete cylinders to meet the standard's requirements for ____ and ____ plates, alignment, melting equipment needed for the capping process include ____, ____ devices, and ____ pots glass, metal, granite, diabase Plates for neat cement and high-strength gypsum plaster caps ...

ACI – CONCRETE FIELD-TESTING TECHNICIAN GRADE 1 (UPDATED 2025/2026) – EXAM QUESTIONS & VERIFIED ANSWERS WITH COMPLETE SOLUTIONS – GRADED A+ – INSTANT PDF DOWNLOAD 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 between obtaining the first...

ACI AGGREGATE TESTING TECHNICIAN - LEVEL 1 - SECTION 4 EXAM QUESTIONS WITH COMPLETE SOLUTIONS VERIFIED AASHTO T 27 / ASTM C136 In this test method a set of sieves with progressively _____ openings determines the ______ of the size of the particles sampled. Smaller, distribution AASHTO T 27 / ASTM C136 The purpose of the test is to determine the _____ of the materials used as aggregates or proposed to be used as aggregates. Grading AASHTO T 27 / ASTM C136 Results of the test may also be...

ACI AGGREGATE TESTING TECHNICIAN - LEVEL 1 - SECTION 3 EXAM QUESTIONS WITH COMPLETE ANSWERS During this test method, water-soluble materials, clay particles, and incidental aggregate particles are removed from the aggregate. True or False? True Of the two possible test procedures, Procedure A is to be used unless otherwise specified. True or False? True In one of the methods only ____ is used for washing and in the other method a ____ is used as well. Water, wetting agent The purpose o...

ACI CONCRETE FIELD TESTING TECHNICIAN EXAM QUESTIONS AND VERIFIED CORRECT SOLUTIONS 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 measuring device...

ACI AGGREGATE TESTING TECHNICIAN - LEVEL 1 - SAMPLE WRITTEN EXAM QUESTIONS AND VERIFIED UPDATED CORRECT ANSWERS 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 E. For determination of pricing E Appropriate equipment for inspection and samplin...