CNS 220 - Study guides, Class notes & Summaries

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...

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6 pages

Written in 2025/2026

Grade A+

BravelRadon

CNS 220 Construction Materials Exam 1 questions with complete solutions

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7 pages

Written in 2024/2025

Grade A+

BravelRadon

03 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...

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8 pages

Written in 2025/2026

Grade A+

Exampromax

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 ...

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25 pages

Written in 2025/2026

Grade A+

Exampromax

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 ...

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13 pages

Written in 2025/2026

Grade A+

Exampromax

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...

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16 pages

Written in 2025/2026

Grade A+

Exampromax

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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11 pages

Written in 2025/2026

Grade A+

Exampromax

CNS 220 BUNDLED EXAMS QUESTIONS WITH CORRECT ANSWERS LATEST UPDATE 2025/2026

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2 items

joshuawesonga22

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 ...

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4 pages

Written in 2025/2026

Grade A+

joshuawesonga22

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...

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7 pages

Written in 2025/2026

Grade A+

joshuawesonga22

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...

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5 pages

Written in 2025/2026

Grade A+

joshuawesonga22

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...

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4 pages

Written in 2025/2026

Grade A+

Brainarium

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...

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2 pages

Written in 2025/2026

Grade A+

Brainarium

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...

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2 pages

Written in 2024/2025

Grade A+

TutorJosh