Question 1

Explain what W21 × 68 means.

Accepted Answer

W means it is a wide- flange (

Question 2

Discuss the two basic approaches used for fire protection of steel.

Accepted Answer

The two basic approaches used for fire p

Question 3

Which of the following statements is true?

Accepted Answer

A) All structural steel sections are made by preheating billets or blooms and rolling them to shape. 
B) All structural steel sections are made from billets or blooms that are rolled to shape at room temperature. 
C) All structural steel sections are made by preheating steel sheets and bending them to the required cross sections. 
D) All structural steel sections are made by bending steel sheets to the required cross sections at room temperature. 
E) None of the above. 
A) All structural steel sections are made by preheating billets or blooms and rolling them to shape. 
B) All structural steel sections are made from billets or blooms that are rolled to shape at room temperature. 
C) All structural steel sections are made by preheating steel sheets and bending them to the required cross sections. 
D) All structural steel sections are made by bending steel sheets to the required cross sections at room temperature. 
E) None of the above.

Question 4

Iron ore is obviously the primary raw material in the manufacturing of steel using the traditional integrated mill method. Which other materials are mixed with iron ore to manufacture steel and what are their roles?

Accepted Answer

i)Limestone reduces the meltin

Question 5

Floor decks are made in two types-form deck and composite deck. What is a form deck?

Accepted Answer

A form deck functions as formwork for co

Question 6

A W- shape section is so called because

Accepted Answer

A) its cross- sectional shape resembles the letter W. 
B) it is a rectangular section whose width is larger than its depth. 
C) it is an I- section with a wide web. 
D) it is an I- section with wide flanges. 
A) its cross- sectional shape resembles the letter W. 
B) it is a rectangular section whose width is larger than its depth. 
C) it is an I- section with a wide web. 
D) it is an I- section with wide flanges.

Question 7

What is the raw material for the manufacture of steel in the mini- mill method?

Accepted Answer

Old, used

Question 8

In a galvanized steel plate that carries the designation G60, the number 60 means that

Accepted Answer

A) the total mass of zinc coating on each surface of the plate is 60 oz/ft2. 
B) the total mass of zinc coating on both surfaces of the plate is 60 g/ft2. 
C) the total mass of zinc coating on both surfaces of the plate is 60 oz/ft2. 
D) the total mass of zinc coating on each surface of the plate is 60 g/ft2. 
E) none of the above. 
A) the total mass of zinc coating on each surface of the plate is 60 oz/ft2. 
B) the total mass of zinc coating on both surfaces of the plate is 60 g/ft2. 
C) the total mass of zinc coating on both surfaces of the plate is 60 oz/ft2. 
D) the total mass of zinc coating on each surface of the plate is 60 g/ft2. 
E) none of the above.

Question 9

In the steel joist designation 24LH10, the number 24 gives the

Accepted Answer

A) weight of the joist in pounds per foot. 
B) depth of the joist in inches. 
C) length of the joist in feet. 
D) number of web members. 
E) none of the above. 
A) weight of the joist in pounds per foot. 
B) depth of the joist in inches. 
C) length of the joist in feet. 
D) number of web members. 
E) none of the above.

Question 10

Sketch the commonly used hot- rolled sections used in building construction.

Accepted Answer

Hot-rolled sections commonly used in bui

Question 11

Using sketches and notes, explain how joists and joist girders are stabilized against overturning.

Accepted Answer

Joists and joist girders are stabilized

Question 12

Steel decks are made in two types-roof decks and floor decks. Which material(s)cover(s)a roof deck from above and which cover a floor deck from above?

Accepted Answer

Insulation and roof

Question 13

Slag is

Accepted Answer

A) the ore used for making steel. 
B) the ore used for making aluminum. 
C) a waste product generated from the manufacture of steel. 
D) a ferrous metal that has been replaced by steel. 
E) none of the above. 
A) the ore used for making steel. 
B) the ore used for making aluminum. 
C) a waste product generated from the manufacture of steel. 
D) a ferrous metal that has been replaced by steel. 
E) none of the above.

Question 14

Which of the following steel shapes is most commonly used for the structural frame of buildings?

Accepted Answer

A) HP- shape 
B) M- shape 
C) S- shape 
D) W- shape 
E) C- shape 
A) HP- shape 
B) M- shape 
C) S- shape 
D) W- shape 
E) C- shape

Question 15

Spray- on fire protection materials for steel contain

Accepted Answer

A) Portland cement with normal- weight aggregate. 
B) Portland cement with mineral fibers or lightweight aggregate. 
C) polymer- based cement with normal- weight aggregate. 
D) polymer- based cement with mineral fibers or lightweight aggregate. 
E) any one of the above, depending on the manufacturer. 
A) Portland cement with normal- weight aggregate. 
B) Portland cement with mineral fibers or lightweight aggregate. 
C) polymer- based cement with normal- weight aggregate. 
D) polymer- based cement with mineral fibers or lightweight aggregate. 
E) any one of the above, depending on the manufacturer.

Question 16

The mini- mill method of steel manufacturing predates the integrated- mill method.

Accepted Answer

A) True 
 B)False

Question 17

What is the cross- sectional profile of (i)W- shape and (ii)steel deck?

Accepted Answer

W- shape has an I- s

Question 18

When steel structures first appeared, they were called

Accepted Answer

A) steel skeleton. 
B) skeleton frame. 
C) skeleton cage. 
D) all of the above. 
E) none of the above. 
A) steel skeleton. 
B) skeleton frame. 
C) skeleton cage. 
D) all of the above. 
E) none of the above.

Question 19

Steel roof decks are either form decks or composite decks.

Accepted Answer

A) True 
 B)False

Question 20

Roof decks are anchored to supporting members by continuous welds along the support lines.

Accepted Answer

A) True 
 B)False

Exam 18: Material Steel and Steel Components

Explain what W21 × 68 means.

Discuss the two basic approaches used for fire protection of steel.

Which of the following statements is true?

Iron ore is obviously the primary raw material in the manufacturing of steel using the traditional integrated mill method. Which other materials are mixed with iron ore to manufacture steel and what are their roles?

Floor decks are made in two types-form deck and composite deck. What is a form deck?

A W- shape section is so called because

What is the raw material for the manufacture of steel in the mini- mill method?

In a galvanized steel plate that carries the designation G60, the number 60 means that

In the steel joist designation 24LH10, the number 24 gives the

Sketch the commonly used hot- rolled sections used in building construction.

Using sketches and notes, explain how joists and joist girders are stabilized against overturning.

Steel decks are made in two types-roof decks and floor decks. Which material(s)cover(s)a roof deck from above and which cover a floor deck from above?

Slag is

Which of the following steel shapes is most commonly used for the structural frame of buildings?

Spray- on fire protection materials for steel contain

The mini- mill method of steel manufacturing predates the integrated- mill method.

What is the cross- sectional profile of (i)W- shape and (ii)steel deck?

When steel structures first appeared, they were called

Steel roof decks are either form decks or composite decks.

Roof decks are anchored to supporting members by continuous welds along the support lines.

An Overview of the Building Delivery Process How Buildings Come Into Being

Design and Constructions Regulations

Loads on Buildings

Load Resistance the Structural Properties of Materials

Properties of the Envelope-I Thermal Properties

Properties of the Envelope-II Air and Water Vapor Control

Fire and Smoke-Related Properties

Acoustical Properties of Materials

Principles of Joints and Sealants Expansion and Contraction Control

Principles of Sustainable Construction

Soils and Excavations

Below-Grade Construction Foundation Systems and Basements

Materials for Wood Construction-I Lumber

Materials for Wood Construction-Ii Engineered Wood Products, Fasteners, and Connectors

Wood Light-Frame Construction-I

Wood Light-Frame Construction-II

Structural Insulated Panel Construction

Structural Steel Construction

Cold-Formed Steel Construction

Lime, Portland Cement, and Concrete

Concrete Construction-I Formwork, Reinforcement, and Slabs-On-Ground

Concrete Construction-II Site-Cast and Precast Concrete Framing Systems

Masonry Materials-I Mortar and Brick

Masonry Materials-II Concrete Masonry Units, Natural Stone, and Glass Masonry Units

Masonry and Concrete Bearing Wall Construction

Exterior Wall Cladding-I Principles of Rainwater Infiltration Control

Exterior Wall Cladding-II Masonry, Precast Concrete, and Gfrc

Exterior Wall Cladding-III Stucco, Adhered Veneer, Eifs, Natural Stone, and Insulated Metal Panels

Glass, Glazing, and Light-Transmitting Plastics

Windows and Doors

Exterior Wall Cladding-Iv Wall System in Glass

Roofing-I Low-Slope Roofs

Roofing-I Steep Roofs

Stairs

Floor Coverings

Ceilings

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