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Questions and Answers
For a building project, the types and quality of materials, methods of construction, and location of the structure are included in the?
For a building project, the types and quality of materials, methods of construction, and location of the structure are included in the?
specifications
Which of the following would not be shown on a floor plan?
Which of the following would not be shown on a floor plan?
Which of the following drawings show the location of floor openings for stairways?
Which of the following drawings show the location of floor openings for stairways?
When constructing wall panels for a platform-framed structure, the wall panels?
When constructing wall panels for a platform-framed structure, the wall panels?
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After raising a wall panel for a platform frame, the panel should first be fastened to the?
After raising a wall panel for a platform frame, the panel should first be fastened to the?
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The type of construction where each floor of a structure is built as an individual unit is?
The type of construction where each floor of a structure is built as an individual unit is?
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Sill plates are normally made from?
Sill plates are normally made from?
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Building codes require any components in contact with the ground, masonry, or concrete, such as sill plates, to be?
Building codes require any components in contact with the ground, masonry, or concrete, such as sill plates, to be?
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For a given size, the type of support with the most strength is the?
For a given size, the type of support with the most strength is the?
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A rule of thumb for constructing girder pockets is that the pocket should be at least ___ wider than the girder and the girder must have a bearing on the wall of at least?
A rule of thumb for constructing girder pockets is that the pocket should be at least ___ wider than the girder and the girder must have a bearing on the wall of at least?
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Which of the following is not an advantage of the metal web floor truss?
Which of the following is not an advantage of the metal web floor truss?
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Before starting to install sill plates,?
Before starting to install sill plates,?
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Why is the first floor usually framed before the foundation is backfilled?
Why is the first floor usually framed before the foundation is backfilled?
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The level of the building's floors and walls will be affected if the sill plate is?
The level of the building's floors and walls will be affected if the sill plate is?
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To check for level of a sill plate, which tool is not typically recommended?
To check for level of a sill plate, which tool is not typically recommended?
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When nailing a rim joist to the sill plate, use?
When nailing a rim joist to the sill plate, use?
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When installing a built-up beam, the joints should be positioned?
When installing a built-up beam, the joints should be positioned?
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When installing a joist, end-nail it to the header joist and toenail it to the?
When installing a joist, end-nail it to the header joist and toenail it to the?
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In which of the following situations would double floor joists not be needed?
In which of the following situations would double floor joists not be needed?
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The two header joists and the two end joists form the?
The two header joists and the two end joists form the?
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When framing a floor opening, the short pieces installed parallel to the common joists are called?
When framing a floor opening, the short pieces installed parallel to the common joists are called?
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The bottom ends of cross-bridging are not nailed in place until?
The bottom ends of cross-bridging are not nailed in place until?
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When installing 4' x 8' subfloor panels, how far should you measure in from one side of the rim joist?
When installing 4' x 8' subfloor panels, how far should you measure in from one side of the rim joist?
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Decks or porches that are extending over a foundation wall, and are unsupported beyond the wall, are called?
Decks or porches that are extending over a foundation wall, and are unsupported beyond the wall, are called?
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The document listing the types and dimensions of materials needed for a job is called the?
The document listing the types and dimensions of materials needed for a job is called the?
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How many lineal feet of 2 x 8 sill material are needed for a 60'x28'?
How many lineal feet of 2 x 8 sill material are needed for a 60'x28'?
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How many lineal feet of 2 x 12s are needed for 60' of beam? Use three 2x12s.
How many lineal feet of 2 x 12s are needed for 60' of beam? Use three 2x12s.
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How many 4' x 8' panels of subflooring are needed for a 60'x28'?
How many 4' x 8' panels of subflooring are needed for a 60'x28'?
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Long pans or dome pans are used to form voids on the underside of slabs in?
Long pans or dome pans are used to form voids on the underside of slabs in?
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Modular panel and pedestal (access floor) systems are used?
Modular panel and pedestal (access floor) systems are used?
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Study Notes
Building Specifications and Planning
- Specifications include the types and quality of materials, construction methods, and structure location.
- Floor plans show the layout of spaces but do not display footings.
Floor Layout and Construction
- Floor plans indicate the location of floor openings for stairways.
- Wall panels in platform-frame structures are assembled on the subfloor.
- After raising a wall panel, secure it first to the subfloor.
Types of Framing and Materials
- Platform framing features individual units for each floor, enhancing construction flexibility.
- Sill plates are typically made from 2 x 8 lumber and must be treated when in contact with ground-related materials.
- Steel I-beams provide the greatest strength for structural support compared to other materials.
Construction Guidelines
- Girder pockets should be at least 1 inch wider than the girder, with a minimum wall bearing of 4 inches.
- The foundation's squareness should be checked before installing sill plates to ensure proper alignment.
- The first floor is framed prior to backfilling to help the foundation bear lateral pressure.
Leveling and Installation Techniques
- A level sill plate is crucial as any imbalance affects the overall structure.
- A plumb bob is not the recommended tool for checking a sill plate’s level.
- Use 8d nails at 6-inch on-center spacing when nailing a rim joist to the sill plate.
Joist and Beam Installation
- Joints of built-up beams should align over support columns for optimal strength.
- Joists should be end-nailed to the header joist and toenailed to the sill plate.
- Double floor joists are unnecessary under load-bearing interior walls that run perpendicular to joists.
Framing Openings and Components
- The rim joist is formed by two header joists and two end joists.
- Tail joists are short pieces installed parallel to common joists when framing floor openings.
Bridging and Subfloor Installation
- Bottom ends of cross-bridging remain un-nailed until after subfloor installation.
- When placing 4' x 8' subfloor panels, measure 4 feet from one side of the rim joist for proper alignment.
Structural Features
- Cantilevered decks or porches extend unsupported over foundation walls, requiring specific construction techniques.
- A material takeoff document summarizes required materials with dimensions for a job.
Measurement and Material Requirements
- For a 60' x 28' construction, 176 feet of 2 x 8 sill material is needed.
- Three 2 x 12s for a 60-foot beam necessitate 180 feet of material.
- A total of 53 panels of 4' x 8' subflooring is required for the same 60' x 28' area.
Advanced Systems
- Concrete joist systems use long pans or dome pans to create voids underneath slabs.
- Modular panel and pedestal systems are optimal in environments demanding extensive cabling infrastructures.
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Test your knowledge of floor system terminology with these flashcards. Each card presents a word related to building construction, along with its definition, helping you grasp essential concepts in the field. Perfect for students and professionals alike.