Question 1

With the help of sketches and notes, explain the connection of a column of an upper floor with that of a lower floor.

Accepted Answer

To explain the connection of a column of an upper floor with that of a lower floor, we can use sketches and notes to illustrate the structural elements involved.

First, we need to understand that the column serves as a vertical support element in a building's structure. It transfers the load from the upper floor to the lower floor and ultimately to the foundation.

Sketch 1: Start by drawing a simple diagram of a building with multiple floors. Label the upper floor column as "Column A" and the lower floor column as "Column B."

Notes 1: Write down the purpose of the columns - to support the weight of the upper floors and transfer the load to the lower floors and foundation.

Sketch 2: Draw a close-up view of the connection between Column A and Column B. Show how they are aligned vertically and connected through a structural element such as a steel beam or a transfer girder.

Notes 2: Explain the connection detail - the upper floor column is typically connected to the lower floor column through a horizontal beam or girder. This transfer element helps distribute the load from the upper column to the lower column and prevents any excessive bending or deflection.

Sketch 3: Illustrate the foundation below Column B and how it distributes the load further into the ground.

Notes 3: Describe the load path - the load from Column A is transferred to Column B through the transfer element, and then it is further distributed to the foundation and the ground below.

By using sketches and notes, we can visually and verbally explain the connection of a column of an upper floor with that of a lower floor in a clear and comprehensive manner. This helps in understanding the structural integrity and load transfer within a building's framework.

Question 2

If the floor of a steel- frame building has only primary and secondary components, the secondary components consist of

Accepted Answer

A) steel joists. 
B) floor deck. 
C) joist girders. 
D) W- section beams. 
E) none of the above. 
A) steel joists. 
B) floor deck. 
C) joist girders. 
D) W- section beams. 
E) none of the above. B

Question 3

In a typical structural steel floor or roof framing, there are three types of elements, called primary, secondary, and tertiary elements. Explain what these are and what material(s)they consist of.

Accepted Answer

In a typical structural steel floor or roof framing, the primary elements are the main load-bearing members such as beams and columns. These are usually made of structural steel, which is a strong and durable material that can support heavy loads.

The secondary elements are the members that provide support to the primary elements, such as bracing, purlins, and girts. These are also made of structural steel and help to distribute the loads and provide stability to the overall structure.

The tertiary elements are the smaller components that connect the primary and secondary elements, such as bolts, welds, and other fasteners. These are also made of steel and play a crucial role in ensuring the integrity and stability of the entire framing system.

Overall, the primary, secondary, and tertiary elements in a structural steel floor or roof framing are all made of steel, which is chosen for its strength, durability, and ability to withstand heavy loads and harsh environmental conditions.

Question 4

Each steel column is provided with a base plate. Is the base plate bolted or welded to the column and where-at the site or in fabricator's shop?

Accepted Answer

Welded to

Question 5

Is fabrication of steel components and their erection at site performed by the same contractor or different subcontractors?

Accepted Answer

Either way. However, if fabric

Question 6

The floor of a steel frame building consists of primary beams and secondary beams. Which of these two members directly support the deck?

Accepted Answer

The answer of The floor of a steel frame building...

Question 7

A multistory steel- frame structure must be provided with a central shear core.

Accepted Answer

A) True 
 B)False

Question 8

What is the difference between a primary beam and a secondary beam in a steel frame structure?

Accepted Answer

The secondary beams are suppor

Question 9

In connecting the upper- column shaft with a lower- column shaft in a multistory steel- frame building, we generally require

Accepted Answer

A) one flange plate. 
B) four flange plates. 
C) three flange plates. 
D) two flange plates. 
A) one flange plate. 
B) four flange plates. 
C) three flange plates. 
D) two flange plates.

Question 10

The term racking refers to the effect produced on the structure mainly by

Accepted Answer

A) roof live load. 
B) floor live loads. 
C) dead loads. 
D) lateral loads. 
E) none of the above. 
A) roof live load. 
B) floor live loads. 
C) dead loads. 
D) lateral loads. 
E) none of the above.

Question 11

Field bolting of steel members is generally preferred over field welding.

Accepted Answer

A) True 
 B)False

Question 12

A shear connection between a steel beam and a steel column can be made without connecting beam flanges to the column.

Accepted Answer

A) True 
 B)False

Question 13

To level a column so that it is plumb,

Accepted Answer

A) leveling bolts are used. 
B) high- strength plastic shims are used. 
C) steel shims are used. 
D) any one of the above. 
E) none of the above. 
A) leveling bolts are used. 
B) high- strength plastic shims are used. 
C) steel shims are used. 
D) any one of the above. 
E) none of the above.

Question 14

The preliminary framing layout of a building is generally prepared by the

Accepted Answer

A) steel fabricator. 
B) project's structural engineer. 
C) general contractor. 
D) project architect. 
E) none of the above. 
A) steel fabricator. 
B) project's structural engineer. 
C) general contractor. 
D) project architect. 
E) none of the above.

Question 15

The central shear core in a steel- frame building

Accepted Answer

A) should consist of steel- braced frames along both directions of the building. 
B) should consist of reinforced concrete walls in both directions of the building. 
C) either A or B. 
D) should consist of reinforced concrete walls in one direction of the building and steel- braced frames in the other direction. 
A) should consist of steel- braced frames along both directions of the building. 
B) should consist of reinforced concrete walls in both directions of the building. 
C) either A or B. 
D) should consist of reinforced concrete walls in one direction of the building and steel- braced frames in the other direction.

Question 16

The difference between diagonal bracing and K- bracing between steel columns is that

Accepted Answer

A) K- bracing members also carry some gravity loads, while diagonal framing members do not. 
B) K- bracing members are heavier than diagonal bracing members. 
C) K- bracing provides less spatial interruption than diagonal bracing. 
D) all of the above. 
E) none of the above. 
A) K- bracing members also carry some gravity loads, while diagonal framing members do not. 
B) K- bracing members are heavier than diagonal bracing members. 
C) K- bracing provides less spatial interruption than diagonal bracing. 
D) all of the above. 
E) none of the above.

Question 17

If the floor of a steel- frame building has primary, secondary, and tertiary components, the secondary components consist of

Accepted Answer

A) W- shape beams. 
B) steel joists. 
C) steel joist girders. 
D) any one of the above. 
E) A or B. 
A) W- shape beams. 
B) steel joists. 
C) steel joist girders. 
D) any one of the above. 
E) A or B.

Question 18

The erection of structural steel members is generally done by the

Accepted Answer

A) steel detailer. 
B) structural engineer. 
C) general contractor. 
D) American Institute of Steel Construction. 
E) none of the above. 
A) steel detailer. 
B) structural engineer. 
C) general contractor. 
D) American Institute of Steel Construction. 
E) none of the above.

Question 19

In connecting a steel column to concrete foundations, anchor bolts are used. These bolts are embedded into the foundation by

Accepted Answer

A) a specialized bolt- embedding outfit. 
B) the erector. 
C) the general contractor. 
D) the fabricator. 
E) none of the above. 
A) a specialized bolt- embedding outfit. 
B) the erector. 
C) the general contractor. 
D) the fabricator. 
E) none of the above.

Question 20

The column- to- beam connection can either be a shear connection or a moment connection. Which of these two connections is used in a rigid frame?

Accepted Answer

The answer of The column- to- beam connection can either...

Exam 19: Structural Steel Construction

With the help of sketches and notes, explain the connection of a column of an upper floor with that of a lower floor.

If the floor of a steel- frame building has only primary and secondary components, the secondary components consist of

In a typical structural steel floor or roof framing, there are three types of elements, called primary, secondary, and tertiary elements. Explain what these are and what material(s)they consist of.

Each steel column is provided with a base plate. Is the base plate bolted or welded to the column and where-at the site or in fabricator's shop?

Is fabrication of steel components and their erection at site performed by the same contractor or different subcontractors?

The floor of a steel frame building consists of primary beams and secondary beams. Which of these two members directly support the deck?

A multistory steel- frame structure must be provided with a central shear core.

What is the difference between a primary beam and a secondary beam in a steel frame structure?

In connecting the upper- column shaft with a lower- column shaft in a multistory steel- frame building, we generally require

The term racking refers to the effect produced on the structure mainly by

Field bolting of steel members is generally preferred over field welding.

A shear connection between a steel beam and a steel column can be made without connecting beam flanges to the column.

To level a column so that it is plumb,

The preliminary framing layout of a building is generally prepared by the

The central shear core in a steel- frame building

The difference between diagonal bracing and K- bracing between steel columns is that

If the floor of a steel- frame building has primary, secondary, and tertiary components, the secondary components consist of

The erection of structural steel members is generally done by the

In connecting a steel column to concrete foundations, anchor bolts are used. These bolts are embedded into the foundation by

The column- to- beam connection can either be a shear connection or a moment connection. Which of these two connections is used in a rigid frame?

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

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

Filters