Aci section 6 - Study guides, Class notes & Summaries

ACI Aggregate Testing Technician - Level 1 - Section 6 Relative density (specific gravity) (OD) is used when the aggregate is ____ while relative density (specific gravity) (SSD) is used when the aggregate is ______ . Oven Dry, Saturated Surface-Dry ____ does not include the pore space within particles that is accessible to water.

ACI Aggregate Testing Technician Exam Questions and Answers 100% Pass Performance Checklist: Sampling of Aggregates: Flowing Aggregate Stream (Bins or Belt Discharge) 5 steps - Answer-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 size o...

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 Concrete Field Testing Technician Grade 1 Study Guide with Complete Solutions 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 Freshly Mixed Concrete From Different Containers Used In The Production or Transportation Of Concrete. ASTM C143...

ACI Field Testing Tech Grade 1 Exam Questions with 100% Correct Answers What is the mallet weight for most tests? - Answer- 1.25 +- 0.5lb. What material mallet do most tests call for? - Answer- rawhide or rubber what is the minimum vibrations per minute most tests call for? - Answer- 9000 VPM What is the diameter of vibration tool use for most tests? - Answer- 3/4" - 1 1/2" what are the dimensions of a plastic or acrylic strike off plate? - Answer- -1/2" thick -1" wider than bowl open...

ACI Concrete- Section 4 Questions and Answers Graded A+ The diameter of the tamping rod used in this test method is ________. 16 mm (5/8") + or - 2 mm (1/16") What is the required shape of the tamping end of the rod Rounded to Hemispherical tip What is the required minimum frequency of the vibrator used in this test method? 9000 vibrations per minute (150Hz) The outside diameter or side dimension of the vibrating element must be at least ______ but not greater than _______. 1...

ACI Certification Section 7 | Questions and Correct Answers | Latest Update 2024/2025 making, curing, protecting, transporting - Answer -Practice C31/C31m gives standardized requirements for ______, _________ , ________ and _________. 5/8 plus or minus 1/16" - Answer -For cylinders with a diameter of 150 mm [6 in] or greater, the tamping rod must be a round, straight steel rod with a diameter of ... 9,000 vibrations per minute - Answer -The minimum frequency of an internal vibrator us...

ACI Section 6

ACI Concrete Field Testing Technician Grade 1 Study Guide 2024 with 100% Correct Answers 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 Freshly Mixed Concrete From Different Containers Used In The Production or Transportation Of Concrete. ...

ACI Concrete- Section 4The diameter of the tamping rod used in this test method is ________. - correct answer 16 mm (5/8") + or - 2 mm (1/16") What is the required shape of the tamping end of the rod - correct answer Rounded to Hemispherical tip What is the required minimum frequency of the vibrator used in this test method? - correct answer 9000 vibrations per minute (150Hz) The outside diameter or side dimension of the vibrating element must be at least ______ but not greater than _...