Architectural Building Wall Sections Copyright © Texas Education Agency, All rights reserved. 1

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Sections A section is when you slice through an object and look into the interior. A section is when you slice through an object and look into the interior. This can be used for buildings, houses, walls, machines, parts, etc. This can be used for buildings, houses, walls, machines, parts, etc. Think of our opening activity when you looked at one half of an apple and then drew other cross-cut items. Think of our opening activity when you looked at one half of an apple and then drew other cross-cut items. What did you see? Why was this important? What did you see? Why was this important? What was unique about your item that allowed you to distinguish between other drawings? What was unique about your item that allowed you to distinguish between other drawings? 3 Copyright © Texas Education Agency, All rights reserved.

Section Views This type of view is called a “section view.” This type of view is called a “section view.” It is used on drawings and can be used for presentations to help people clearly understand the relation of spaces and materials. It is used on drawings and can be used for presentations to help people clearly understand the relation of spaces and materials. Section views can be vital in understanding the “inner working” of a house, building, part, or machine. Section views can be vital in understanding the “inner working” of a house, building, part, or machine. 4 Copyright © Texas Education Agency, All rights reserved.

Uses of Sections A section can be used to explain what the interior of a house or building would look like. A section can be used to explain what the interior of a house or building would look like. How is it put together? What materials are used? How do they relate to each other? How is it put together? What materials are used? How do they relate to each other? An architect or designer may need to describe something a certain way, and a section can help relay that information. An architect or designer may need to describe something a certain way, and a section can help relay that information. 5 Copyright © Texas Education Agency, All rights reserved.

Wall Sections A wall section is a perpendicular “cut” through a wall. A wall section is a perpendicular “cut” through a wall. This is used to show the materials that make up the wall and how they are assembled. This is used to show the materials that make up the wall and how they are assembled. Typically, a wall is designated on a floor plan by simple lines. Typically, a wall is designated on a floor plan by simple lines. This type of designation does not give an accurate description of the wall composition. This type of designation does not give an accurate description of the wall composition. 6 Copyright © Texas Education Agency, All rights reserved.

Wall Sections On a typical set of construction drawings, you will have a wall section for each type of wall. On a typical set of construction drawings, you will have a wall section for each type of wall. For instance, you may have an exterior wall with a brick veneer and an interior wall with just drywall. For instance, you may have an exterior wall with a brick veneer and an interior wall with just drywall. These two walls are very different and both serve a different function. These two walls are very different and both serve a different function. It is important to designate the two and properly show how to assemble each one. It is important to designate the two and properly show how to assemble each one. 7 Copyright © Texas Education Agency, All rights reserved.

Generating Sections Generating a section can be difficult. Generating a section can be difficult. You, as a designer, must understand how things are put together and the proper use of each material. You, as a designer, must understand how things are put together and the proper use of each material. We will first look at a typical wall section and what it takes to put a basic interior wall together. We will first look at a typical wall section and what it takes to put a basic interior wall together. 8 Copyright © Texas Education Agency, All rights reserved.

Interior Walls Wooden studs are the basic material for building a residential wall. These go first. Wooden studs are the basic material for building a residential wall. These go first. 9 Copyright © Texas Education Agency, All rights reserved.

Interior Walls At the top and bottom of the wall, you would have to “cut” through the top plate and sole plate. This is designated by an “X” form through the 2x4 stud At the top and bottom of the wall, you would have to “cut” through the top plate and sole plate. This is designated by an “X” form through the 2x4 stud 10 Copyright © Texas Education Agency, All rights reserved.

Interior Walls You then would add the “skin.” This is typically sheetrock (also know as wallboards), gypsum boards, and plasterboards. You then would add the “skin.” This is typically sheetrock (also know as wallboards), gypsum boards, and plasterboards. 11 Copyright © Texas Education Agency, All rights reserved. Skin Sole Plate Top Plate 2x4

Interior Walls You would typically add some notes or dimensions to give a complete picture of the wall section. You would typically add some notes or dimensions to give a complete picture of the wall section. 12 Copyright © Texas Education Agency, All rights reserved. GYPSUM BOARD PAINT EGGSHELL WHITE

More Sections We looked at a basic interior wall. We looked at a basic interior wall. Most sections are more complex and involved and require much more attention and detail. Most sections are more complex and involved and require much more attention and detail. As designers become more familiar with materials, construction techniques, and properties, they can develop more complex wall sections. As designers become more familiar with materials, construction techniques, and properties, they can develop more complex wall sections. 13 Copyright © Texas Education Agency, All rights reserved.

Work Time! Let’s apply your new knowledge by examining a variety of exterior walls and developing our own wall sections. 14 Copyright © Texas Education Agency, All rights reserved.