Question 1

A reinforced concrete, four- side- supported slab panel is

Accepted Answer

A) a one- way slab. 
B) a two- way slab. 
C) a four- way slab. 
D) A or B. 
E) B or C. 
A) a one- way slab. 
B) a two- way slab. 
C) a four- way slab. 
D) A or B. 
E) B or C.

Question 2

What is the difference between structural precast concrete and architectural precast concrete?

Accepted Answer

Structural precast concrete me

Question 3

Using standard formwork components for a waffle slab, the center- to- center distance between waffles (voids)is

Accepted Answer

A) 4 ft, 5 ft, or 6 ft. 
B) 5 ft, 6 ft, or 7 ft. 
C) 3 ft, 4 ft, or 5 ft. 
D) 2 ft, 4 ft, or 6 ft. 
E) none of the above. 
A) 4 ft, 5 ft, or 6 ft. 
B) 5 ft, 6 ft, or 7 ft. 
C) 3 ft, 4 ft, or 5 ft. 
D) 2 ft, 4 ft, or 6 ft. 
E) none of the above.

Question 4

A reinforced concrete floor is framed with beams spaced 30 ft on center in one direction and 20 ft on center in the other direction. Are the slabs that span between the beams one- way slabs or two- way slabs, or does the floor have a combination of these two? Give reason(s)for your answer.

Accepted Answer

Each slab is a two- way slab b

Question 5

In this text, elevated concrete floors have been divided into: (i)beam- supported floors and (ii)beamless floors. Explain the difference between them.

Accepted Answer

In beam- supported floors, the

Question 6

When a concrete topping is used over hollow- core slabs, its thickness is approximately

Accepted Answer

A) 1 in. 
B) 3 in. 
C) 2 in. 
D) 4 in. 
E) 1- 1/2 in. 
A) 1 in. 
B) 3 in. 
C) 2 in. 
D) 4 in. 
E) 1- 1/2 in.

Question 7

A reinforced- concrete, four- side- supported slab panel measuring 15 ft × 32 ft is

Accepted Answer

A) a one- way slab. 
B) a two- way slab. 
C) a four- way slab. 
D) A or B. 
E) none of the above. 
A) a one- way slab. 
B) a two- way slab. 
C) a four- way slab. 
D) A or B. 
E) none of the above.

Question 8

What is the center- to- center spacing of joists in wide- module, one- way joist floors?

Accepted Answer

Wide- module, one- w

Question 9

A flat slab floor consists of

Accepted Answer

A) a slab with beams on all four sides of the slab panel. 
B) a slab with drop panels at each column. 
C) a slab of constant thickness. 
D) none of the above. 
A) a slab with beams on all four sides of the slab panel. 
B) a slab with drop panels at each column. 
C) a slab of constant thickness. 
D) none of the above.

Question 10

Concrete construction can either be done as cast- in- place concrete or precast concrete. Give three advantages of precast concrete.

Accepted Answer

Precast concrete members are fabricated

Question 11

The primary reason for using posttensioned concrete floors is to

Accepted Answer

A) reduce formwork cost. 
B) reduce or prevent the cracking of concrete. 
C) reduce floor depth. 
D) reduce or prevent corrosion of reinforcement. 
E) improve safety against failure. 
A) reduce formwork cost. 
B) reduce or prevent the cracking of concrete. 
C) reduce floor depth. 
D) reduce or prevent corrosion of reinforcement. 
E) improve safety against failure.

Question 12

A reinforced concrete floor is framed with beams spaced 35 ft on center in one direction and 16 ft on center in the other direction. Are the slabs that span between the beams one- way slabs or two- way slabs, or does the floor have a combination of these two? Give reason(s)for your answer.

Accepted Answer

Each slab is a one- way slab b

Question 13

What is the width of pans in standard- module, one- way joist floors?

Accepted Answer

53 in. for joists sp

Question 14

Pans used as formwork for one- way joist floors have

Accepted Answer

A) a dome profile. 
B) a Z- shaped profile. 
C) a U- shaped profile. 
D) any one of the above. 
E) none of the above. 
A) a dome profile. 
B) a Z- shaped profile. 
C) a U- shaped profile. 
D) any one of the above. 
E) none of the above.

Question 15

What is the cross- sectional shape of pans in a two- way concrete joist floor system?

Accepted Answer

The answer of What is the cross- sectional shape of...

Question 16

Which of the two one- way joist floor systems-standard module or wide module-is more common in contemporary concrete construction and why?

Accepted Answer

Wide- module system is more common becau

Question 17

Name two commonly used precast concrete elements used as structural floors.

Accepted Answer

(i)Hollow- core conc

Question 18

What is the cross- sectional shape of pans in one- way concrete joist floor system?

Accepted Answer

The answer of What is the cross- sectional shape of...

Question 19

One- way concrete joist floors can either be standard- module, one- way joist floors or wide- module, one- way joist floors. Which of these two was introduced first?

Accepted Answer

Standard- module, one- way joi

Question 20

Explain the difference between a concrete slab- on- ground and an elevated concrete slab.

Accepted Answer

A concrete slab- on- ground is

Exam 23: Concrete Construction-II Site-Cast and Precast Concrete Framing Systems

A reinforced concrete, four- side- supported slab panel is

What is the difference between structural precast concrete and architectural precast concrete?

Using standard formwork components for a waffle slab, the center- to- center distance between waffles (voids)is

A reinforced concrete floor is framed with beams spaced 30 ft on center in one direction and 20 ft on center in the other direction. Are the slabs that span between the beams one- way slabs or two- way slabs, or does the floor have a combination of these two? Give reason(s)for your answer.

In this text, elevated concrete floors have been divided into: (i)beam- supported floors and (ii)beamless floors. Explain the difference between them.

When a concrete topping is used over hollow- core slabs, its thickness is approximately

A reinforced- concrete, four- side- supported slab panel measuring 15 ft × 32 ft is

What is the center- to- center spacing of joists in wide- module, one- way joist floors?

A flat slab floor consists of

Concrete construction can either be done as cast- in- place concrete or precast concrete. Give three advantages of precast concrete.

The primary reason for using posttensioned concrete floors is to

A reinforced concrete floor is framed with beams spaced 35 ft on center in one direction and 16 ft on center in the other direction. Are the slabs that span between the beams one- way slabs or two- way slabs, or does the floor have a combination of these two? Give reason(s)for your answer.

What is the width of pans in standard- module, one- way joist floors?

Pans used as formwork for one- way joist floors have

What is the cross- sectional shape of pans in a two- way concrete joist floor system?

Which of the two one- way joist floor systems-standard module or wide module-is more common in contemporary concrete construction and why?

Name two commonly used precast concrete elements used as structural floors.

What is the cross- sectional shape of pans in one- way concrete joist floor system?

One- way concrete joist floors can either be standard- module, one- way joist floors or wide- module, one- way joist floors. Which of these two was introduced first?

Explain the difference between a concrete slab- on- ground and an elevated concrete slab.

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

Cold-Formed Steel Construction

Lime, Portland Cement, and Concrete

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

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

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