Question 1

What is the minimum lateral load for which an interior partition wall is designed?

Accepted Answer

The answer of What is the minimum lateral load for...

Question 2

The strength of sheet steel used for making EQ studs is

Accepted Answer

A) 33 ksi. 
B) 50 ksi. 
C) 40 ksi. 
D) greater than 50 ksi. 
E) less than 33 ksi. 
A) 33 ksi. 
B) 50 ksi. 
C) 40 ksi. 
D) greater than 50 ksi. 
E) less than 33 ksi.

Question 3

Two types of buildings with load- bearing CFS walls have been identified in this text: (a)CFS buildings as Type V(B)construction and (b)CFS buildings as Type II(A)construction. The distinction between the two is primarily based on the

Accepted Answer

A) corrosion protection of CFS members. 
B) type of materials used in floor and roof assemblies. 
C) size of CFS studs. 
D) extent of prefabrication used in construction. 
E) none of the above. 
A) corrosion protection of CFS members. 
B) type of materials used in floor and roof assemblies. 
C) size of CFS studs. 
D) extent of prefabrication used in construction. 
E) none of the above.

Question 4

Using sketches and notes, explain the difference between composite and noncomposite structural behavior with respect to CFS framing for drywall partitions.

Accepted Answer

Composite structural behavior in CFS fra

Question 5

What is a bridging channel and what is its role in cold- formed steel (CFS)construction?

Accepted Answer

The studs, used in CFS walls,

Question 6

In- line framing in a CFS structure means that

Accepted Answer

A) the floor joists from two opposite directions of an underlying supporting wall must be in line, not staggered. 
B) the studs must be continuous across an intermediate floor. 
C) the floor joists must align with the studs in the underlying supporting wall. 
D) the floor- to- floor height in a two- or three- story structure must be the same. 
A) the floor joists from two opposite directions of an underlying supporting wall must be in line, not staggered. 
B) the studs must be continuous across an intermediate floor. 
C) the floor joists must align with the studs in the underlying supporting wall. 
D) the floor- to- floor height in a two- or three- story structure must be the same.

Question 7

Cold- formed steel (CFS)studs and tracks (S+T sections)are classified as structural and nonstructural S+T sections What is the reason for separating them in two classes?

Accepted Answer

The structural S+T sections are used in

Question 8

Using sketches and notes, explain what is meant by bypass framing and infill framing with respect to CFS backup wall framing for exterior cladding. In which situation(s)is each framing used?

Accepted Answer

Bypass framing and infill framing are tw

Question 9

If the gypsum board in a CFS interior partition extends the full height of the partition (i.e., from top track to bottom track)on both sides, the partition is considered as

Accepted Answer

A) fully braced. 
B) braced 12 in. on center if the stud spacing is 12 in. 
C) braced 16 in. on center if the stud spacing is 16 in. 
D) braced 24 in. on center if the stud spacing is 24 in. 
E) unbraced. 
A) fully braced. 
B) braced 12 in. on center if the stud spacing is 12 in. 
C) braced 16 in. on center if the stud spacing is 16 in. 
D) braced 24 in. on center if the stud spacing is 24 in. 
E) unbraced.

Question 10

What is the maximum permissible deflection for a interior gypsum board partition if the height of the partition is 10 ft?

Accepted Answer

For gypsum board partition, th

Question 11

When bridging channels are required in an interior gypsum board partition, they must be spaced a maximum of

Accepted Answer

A) 60 in. on center. 
B) 48 in. on center. 
C) 12 in. on center. 
D) 24 in. on center. 
E) 36 in. on center. 
A) 60 in. on center. 
B) 48 in. on center. 
C) 12 in. on center. 
D) 24 in. on center. 
E) 36 in. on center.

Question 12

If the gypsum board in a CFS interior partition extends the full height of the partition (i.e., from top track to bottom track)on both sides,

Accepted Answer

A) the assumption of a noncomposite structural behavior is valid. 
B) the assumption of a composite structural behavior is valid. 
C) any one of the two (composite or noncomposite behavior)is valid depending on the center- to- center spacing of studs. 
D) any one of the two (composite or noncomposite behavior)is valid depending on the thickness of the gypsum board. 
A) the assumption of a noncomposite structural behavior is valid. 
B) the assumption of a composite structural behavior is valid. 
C) any one of the two (composite or noncomposite behavior)is valid depending on the center- to- center spacing of studs. 
D) any one of the two (composite or noncomposite behavior)is valid depending on the thickness of the gypsum board.

Question 13

CFS studs are C- shaped.

Accepted Answer

A) True 
 B)False

Question 14

Name the two most important cross- sectional shapes used in cold- formed steel construction.

Accepted Answer

C- shape s

Question 15

Cold- formed steel (CFS)is used in load- bearing walls, non- load- bearing walls, floors, and roofs.

Accepted Answer

A) True 
 B)False

Question 16

Sketch in cross section: (a)CFS stud section, (b)CFS track section, (c)CFS hat section, and (d)CFS Z section.

Accepted Answer

Cold-formed steel (CFS) sections are wid

Question 17

The corner of a load- bearing CFS wall requires a minimum of

Accepted Answer

A) three studs. 
B) four studs. 
C) two studs. 
D) five studs. 
A) three studs. 
B) four studs. 
C) two studs. 
D) five studs.

Question 18

The yield strength of CFS members used for interior partitions is generally

Accepted Answer

A) 20 ksi. 
B) 30 ksi. 
C) 40 ksi. 
D) 50 ksi. 
E) none of the above. 
A) 20 ksi. 
B) 30 ksi. 
C) 40 ksi. 
D) 50 ksi. 
E) none of the above.

Question 19

The anchorage of the bottom track of a load- bearing CFS wall to the concrete footing

Accepted Answer

A) requires a 6- in.- long cold- formed furring section to strengthen the connection. 
B) requires 6- in.- long additional track material to strengthen the connection. 
C) requires 6- in.- long stud material to strengthen the connection. 
D) requires no additional strengthening. 
A) requires a 6- in.- long cold- formed furring section to strengthen the connection. 
B) requires 6- in.- long additional track material to strengthen the connection. 
C) requires 6- in.- long stud material to strengthen the connection. 
D) requires no additional strengthening.

Question 20

Explain why cold- formed steel must be galvanized.

Accepted Answer

Cold- formed steel members are

Exam 20: Cold-Formed Steel Construction

What is the minimum lateral load for which an interior partition wall is designed?

The strength of sheet steel used for making EQ studs is

Two types of buildings with load- bearing CFS walls have been identified in this text: (a)CFS buildings as Type V(B)construction and (b)CFS buildings as Type II(A)construction. The distinction between the two is primarily based on the

Using sketches and notes, explain the difference between composite and noncomposite structural behavior with respect to CFS framing for drywall partitions.

What is a bridging channel and what is its role in cold- formed steel (CFS)construction?

In- line framing in a CFS structure means that

Cold- formed steel (CFS)studs and tracks (S+T sections)are classified as structural and nonstructural S+T sections What is the reason for separating them in two classes?

Using sketches and notes, explain what is meant by bypass framing and infill framing with respect to CFS backup wall framing for exterior cladding. In which situation(s)is each framing used?

If the gypsum board in a CFS interior partition extends the full height of the partition (i.e., from top track to bottom track)on both sides, the partition is considered as

What is the maximum permissible deflection for a interior gypsum board partition if the height of the partition is 10 ft?

When bridging channels are required in an interior gypsum board partition, they must be spaced a maximum of

If the gypsum board in a CFS interior partition extends the full height of the partition (i.e., from top track to bottom track)on both sides,

CFS studs are C- shaped.

Name the two most important cross- sectional shapes used in cold- formed steel construction.

Cold- formed steel (CFS)is used in load- bearing walls, non- load- bearing walls, floors, and roofs.

Sketch in cross section: (a)CFS stud section, (b)CFS track section, (c)CFS hat section, and (d)CFS Z section.

The corner of a load- bearing CFS wall requires a minimum of

The yield strength of CFS members used for interior partitions is generally

The anchorage of the bottom track of a load- bearing CFS wall to the concrete footing

Explain why cold- formed steel must be galvanized.

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

Material Steel and Steel Components

Structural 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

Filters