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Exam (elaborations)
CNS 220 - All Mastery Quizzes Questions and Correct Answers/ Latest Update / Already Graded
Reinforcing Steel Bars #3 
 Ans: Area: .11 sq in 
Weight: .376 lb (per foot) 
Diameter: .375 in or 9.53mm 
 
Reinforcing Steel Bars #4 
 Ans: Area: .20 sq in 
Weight: .668 lb (per foot) 
Diameter: .500 in or 12.7 mm 
 
Reinforcing Steel Bars #5 
 Ans: Area: .31 sq in 
Weight: 1.043 lb (per foot) 
Diameter: .625 in or 15.88 mm 
 
Reinforcing Steel Bars #6 
 Ans: Area: .44 sq in 
 Page | 2 
 
 All rights reserved © 2025/ 2026 | 
Weight: 1.502 lb (per foot) 
Diameter: .7...
Exam (elaborations)
CNS 220 Mastery Quiz Questions and Correct Answers/ Latest Update / Already Graded
Popular03 
Ans: concrete 
04 
Ans: masonry 
05 
Ans: metals 
06 
Ans: wood/plastics 
07 
Ans: Thermal and Moisture Protection 
08 
All rights reserved © 2025/ 2026 | 
Page | 2 
Ans: openings 
09 
Ans: finishes 
10 
Ans: Specialties 
11 
Ans: equipment 
12 
Ans: furnishings 
21 
Ans: Fire Suppression 
22 
Ans: plumbing 
All rights reserved © 2025/ 2026 | 
Page | 3 
23 
Ans: hvac 
26 
Ans: electrical 
27 
Ans: communications 
31 
Ans: Earthwork 
32 
Ans: Exterior Im...
Exam (elaborations)
CNS 220 Final Questions and Correct Answers/ Latest Update / Already Graded
Masonry units like brick and concrete blocks are strong in compression 
but weak in tension 
Ans: True 
Which type of mortar is typically used for load-bearing masonry walls? 
Ans: Type M 
The bond between masonry units and mortar is crucial for the overall 
strength of the wall 
Ans: True 
What is the primary purpose of control joints in masonry walls? 
Ans: To allow of expansion and contraction 
Concrete masonry units can be either load-bearing or non-load 
bearing 
Ans: True 
All ...
Exam (elaborations)
CNS 220 Exam 2 Questions and Correct Answers/ Latest Update / Already Graded
What is the ACI and what do they make? 
Ans: American Concrete Institute, the rule book for concrete 
What kind of water content is in concrete with high strength but it is 
difficult to work with? 
Ans: Lower water content 
What kind of water content is in concrete with a lower strength but its 
easier to work with? 
Ans: Higher water content 
Why is water the enemy of concrete? 
Ans: Adding too much can destroy the water to cement ratio, 
and freeze/thaw cycles can cause it to crack ...
Exam (elaborations)
CNS 220 EXAM 1 Questions and Correct Answers/ Latest Update / Already Graded
DIVISION 3 
 Ans: CONCRETE 
 
TYPICAL DESIGN PROCESS 
 Ans: OWNER - DESIGN PHASE - BIDDING 
 
DESIGN PHASE 
 Ans: 6-8 MONTHS, DEVELOP DOCUMENTS 
 
BIDDING PHASE 
 Ans: "TAKEOFF" 2-3 WEEKS 
 
VALUE ENGINEERING 
 Ans: 1) MONEY 
2) SIZE 
3) QUANTITY 
(1-6 WEEKS) 
 
 Page | 2 
 
 All rights reserved © 2025/ 2026 | 
O.C.E.W. 
 Ans: ON CENTER EACH WAY 
 
WEIGHT OF CONCRETE 
 Ans: 150 LB/CF 
 
CONSTRUCTION DELIVER METHODS 
 Ans: 1) DESIGN-BID-BUILD 
2) CONSTRUCTION...
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CNS 220 BUNDLED EXAMS QUESTIONS WITH CORRECT ANSWERS LATEST UPDATE 2025/2026
CNS 220 BUNDLED EXAMS QUESTIONS WITH CORRECT ANSWERS LATEST UPDATE 2025/2026
Exam (elaborations)
CNS 220 EXAM 1 QUESTIONS WITH CORRECT ANSWERS LATEST UPDATE 2025/2026
CNS 220 EXAM 1 QUESTIONS WITH CORRECT ANSWERS LATEST UPDATE 2025/2026 
DIVISION 3 - Answers CONCRETE 
TYPICAL DESIGN PROCESS - Answers OWNER - DESIGN PHASE - BIDDING 
DESIGN PHASE - Answers 6-8 MONTHS, DEVELOP DOCUMENTS 
BIDDING PHASE - Answers "TAKEOFF" 2-3 WEEKS 
VALUE ENGINEERING - Answers 1) MONEY 
2) SIZE 
3) QUANTITY 
(1-6 WEEKS) 
O.C.E.W. - Answers ON CENTER EACH WAY 
WEIGHT OF CONCRETE - Answers 150 LB/CF 
CONSTRUCTION DELIVER METHODS - Answers 1) DESIGN-BID-BUILD 
2) CONSTRUCTION ...
Exam (elaborations)
CNS 220 Final Exam Questions with Correct Answers Latest Update 2025/2026
CNS 220 Final Exam Questions with Correct Answers Latest Update 2025/2026 
Masonry units like brick and concrete blocks are strong in compression but weak in tension - Answers True 
Which type of mortar is typically used for load-bearing masonry walls? - Answers Type M 
The bond between masonry units and mortar is crucial for the overall strength of the wall - Answers True 
What is the primary purpose of control joints in masonry walls? - Answers To allow of expansion and contraction 
Concrete m...
Exam (elaborations)
CNS 220 Exam 2 Questions with Correct Answers Latest Update 2025/2026
CNS 220 Exam 2 Questions with Correct Answers Latest Update 2025/2026 
What is the ACI and what do they make? - Answers American Concrete Institute, the rule book for concrete 
What kind of water content is in concrete with high strength but it is difficult to work with? - Answers Lower water content 
What kind of water content is in concrete with a lower strength but its easier to work with? - Answers Higher water content 
Why is water the enemy of concrete? - Answers Adding too much can destro...
Exam (elaborations)
CNS 220 EXAM 1 QUESTIONS & ANSWERS VERIFIED 100% CORRECT!!
WEIGHT OF CONCRETE - CORRECT ANSWER-150 LB/CF 
CONSTRUCTION DELIVER METHODS - CORRECT ANSWER-1) DESIGN-BIDBUILD 
2) CONSTRUCTION MANAGEMENT 
3) DESIGN-BUILD (DB) 
4) INTEGRATED PROJECT DELIVERY(IPD) 
TYPICAL DESIGN INCLUDES - CORRECT ANSWER-1) SPECIFICATIONS 
2) CONSTRUCTION DRAWINGS 
TYPES OF CONSTRUCTION DRAWINGS - CORRECT ANSWER-1) CIVIL 
2) STRUCTURAL (S1.0) 
3) ARCHITECTURAL (A1.0) 
4) PLUMBING (P1.0) 
5) MECHANICAL (M1.0) 
6) FIRE PROTECTION (F.P.1.0) 
7) ELECTRICAL (E1.0) 
DIVISION 3 - CO...
Exam (elaborations)
Cns 220 Exam 2 Questions & Answers Solved 100% Correct!!
Steps to Quality Concrete - CORRECT ANSWER-1. proper mixing and proportions 
2. proper transport and handling 45-90 minutes 
3. proper placement 
4. proper finishing 
5. proper curing and protection 
ACI - CORRECT ANSWER-American Concrete Institute 
Finish Options of Concrete - CORRECT ANSWER-1. broom finish - exterior 
2. smooth - hard travel interiors 
3. stamped - brick looking 
4. colored - exposed aggregate 
5. acid finish 
What is curing for concrete? - CORRECT ANSWER-keeping moisture in a...
Exam (elaborations)
CNS 220 - exam one review (updated) questions and answers
CNS 220 - exam one review (updated) questions and answersmechanical properties - correct answer Properties of a material that involve the relationship between stress and strain or a reaction to an applied force. 
 
Stress equation - correct answer force/area 
 
Strain equation - correct answer change in length/original length 
 
proportional limit - correct answer transition between linear and non-linear behavior 
 
Elastic limit (yield limit) - correct answer transition between elastic and plas...
Exam (elaborations)
CNS 220 Construction Materials Exam 1 Questions Answered Correctly Graded A+
CNS 220 Construction Materials Exam 1 Questions Answered Correctly Graded A+ 
Beam - Answers 1.a long, sturdy piece of squared timber or metal spanning an opening or part of a building, usually to support the roof or floor above 
Column - Answers an upright pillar, typically cylindrical and made of stone or concrete, supporting an entablature, arch, or other structure or standing alone as a monument 
Dimensions of a 2 x 4 - Answers 1 1/2 in x 3 1/2 in 
Cubic Feet in a cubic Yard? - Answers 27 
C...
Exam (elaborations)
CNS 220 Construction Materials Exam 1 questions with complete solutions
CNS 220 Construction Materials Exam 1 questions with complete solutions