Coarse aggregates - Study guides, Class notes & Summaries
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ACI Flatwork Exam All Possible Questions and Answers with complete solution
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It is important that the ____________ __________ read and understand project specifications. - 
Answer-finisher foreman 
If the crew can place and finish 100 yd3 of concrete per hour, the producer's delivery rate should be 
about _____ yd3 per hour. - Answer-100 
Concrete is sold by the ton? - Answer-False 
Delays in discharging concrete trucks can result in the concrete being hard to: - Answer-pump, place, 
and finish 
When there is room for two concrete trucks ready to discharge into a pump ho...
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ACI Aggregate Testing Technician Exam Questions and Answers 100% Pass
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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...
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PCI Quality Control Technician Level 1 questions with correct answers
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You will need early strength from a concrete mixture design in order to strip the product as soon as possible. What type of cement should you consider and what characteristics make it a good choice? CORRECT ANSWER ASTM C150 Type III cement is used when early strength is desired. It is ground finer than the other cements and will react with water faster. 
 
Fine and coarse aggregates should generally conform to which standard? CORRECT ANSWER Unless specifically stated otherwise, they should both ...
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CONCRETE BATCH PLANT OPERATOR EXAM (FDOT) | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+
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1 
CONCRETE BATCH PLANT OPERATOR 
EXAM (FDOT) | QUESTIONS & 
ANSWERS (VERIFIED) | LATEST 
UPDATE | GRADED A+ 
Stockpiles of aggregate shall be maintained in a well-drained condition in order to: 
Correct Answer: Minimize Free Water Content 
Coarse aggregate stockpiles must be sprinkled for at lest how many hours prior to batch 
for FDOT? 
Correct Answer: 24 
Free moisture of the aggregate means: 
Correct Answer: Moister on the surface of an aggregate that is above and beyond 
the absorbed m...
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B.T. REINFORCED CONCRETE AND STEEL REINFORCEMENT VALUES || A Verified A+ Pass.
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COARSE AGGREGATES 
 
____ of the Narrowest dimension between side forms correct answers 1/5 
 
COARSE AGGREGATES 
 
_____ the depth of slabs correct answers 1/3 
 
COARSE AGGREGATES 
 
_____ the minimum clear spacing between individual reinforcing bars or wires, bundles of bars, or prestressing tendons or ducts correct answers 3/4 
 
CURING 
 
Type I, II, IV, V - maintained above 10°C and in a moist condition for at least the first _____ after placement correct answers 7 Days 
 
CURING 
 
High-...
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SCSC EXAM PRACTICE TEST 2024-2025 QUESTIONS AND ANSWERS 100% VERIFIED
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SCSC EXAM PRACTICE TEST QUESTIONS AND ANSWERS 100% VERIFIED 
 
What influences chroma - Answer- -hematite (Fe2O3) makes soil redder 
-goethite (FeOOH) makes soil yellower (OX) 
-reduced iron (Fe2+) green/blue/gray (RED) 
 
ID in a grouping of words, one or more words used in describing soil consistence - Answer- describes resistance of soil to manipulation at a moisture level. 
dry- loose, soft, hard 
moist- friable, firm 
wet-plastic, sticky 
 
granular - Answer- (crumb) 
most common in A hor...
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ACI Aggregate Testing Technician Exam Questions and Answers 100% Pass
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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...
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Module 1- Introduction to Reinforcement Design || Already Graded A+.
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what are the concrete and reinforcement concrete components correct answers concrete 
reinforcement concrete 
aggregates 
water 
reinforcing steel bars 
 
CONCRETE correct answers is a mixture of sand, gravel, crushed rock, or other aggregates held together in a rocklike mass with a paste of cement and water. As with most rocklike substances, ______ has a high compressive strength and very low tensile strength. 
 
REINFORCED CONCRETE correct answers is a combination of concrete and steel wher...
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CSM Exam 2 Review UPDATED Exam Questions and CORRECT Answers
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CSM Exam 2 Review UPDATED Exam 
Questions and CORRECT Answers 
Aggregates are classified based on - CORRECT ANSWER- Particle Size 
Coarse Aggregates 
Fine Aggregates - CORRECT ANSWER- Retain through a 4.75mm sieve 
Passes through a 4.75mm sieve 
Rock is blasted because it is an efficient way to break up rock and load it into transport 
machines. - CORRECT ANSWER- True
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ACI Test Questions and Answers (2024/2025) (Complete and Accurate)
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ACI Test Questions and Answers 
(2024/2025) (Complete and Accurate) 
 
The total time allowed between obtaining the first and final portions of a composite sample is 
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) F 
 
Tests for slump, temperature, and air content must begin within ______ minutes after obtaining 
the composite sample 5 minutes 
 
Begin molding test spe...
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