PLTW CEA 3.1.6 Commercial Floor Systems

In low rise commercial buildings, floor systems may resemble residential framing using which materials?

• Wood or light-gauge steel

• Reinforced concrete

• Steel

In many larger commercial buildings, floors are constructed with ________.

• Wood

• Light-gauge steel

• Reinforced concrete

• Plastic

What is a 'Slab on Grade' in commercial ground floor construction?

• A type of roofing

• A cast-in-place concrete slab poured directly on the ground

• A type of wall insulation

• A type of flooring material.

In commercial ground floor construction, the slab is reinforced with steel bars and/or ______.

• Plastic sheets

• Wooden planks

• Welded wire fabric (WWF)

• Aluminum foil

What are the typical construction methods for elevated floors in commercial high rise buildings?

• Precast Concrete

• Cast-in-Place Concrete

• Light Gauge Steel Framing

• Traditional Wood Framing

Which of the following is NOT correct about precast concrete floors?

• Formed and cast off-site

• Transported to the site

• Installed in the structure

• Made on-site

Which type of precast concrete floor is shown in the image?

• Solid core

• Hollow core

• Single T

• Double T

What is one of the benefits of using precast concrete floors?

• Increases construction cost

• Reduces construction cost and build time

• Increases build time

• Reduces material quality.

Using precast concrete floors can ______ both construction cost and build time.

• increase

• reduce

• maintain

• ignore

What is the process called where concrete floors are formed, reinforced, and cast in place?

• Precast Concrete

• Cast-in-Place Concrete

• Reinforced Concrete

• Prestressed Concrete