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Published byMilo Carson Modified over 9 years ago
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House Construction
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Learning Standard 5. Construction Technologies Construction technology involves building structures in order to contain, shelter, manufacture, transport, communicate, and provide recreation. 5.1 Describe and explain parts of a structure, e.g., foundation, flooring, decking, wall, roofing systems.
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Learning Objectives At the conclusion of lesson students will be able to: 1.Explain why a building structure needs a solid foundation 2.Describe & explain the parts of the floor system in a building 3.Describe & explain the parts of a wall system in a building 4.Describe & explain the parts of a roofing system in an building 5.Explain how each of these systems work together to provide shelter for people
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A House… Provides people with shelter & storage
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Foundation The part of the building that rests on the ground and supports the upper structure Without a solid foundation the building cannot be constructed properly it will be unstable
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Once the foundation is finished the rest of the house can be built
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Floor System
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Center Beam Installed in the middle of the house to help the foundation support the upper structure The Center Beam can be made of wood or steel
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Floor Joists Series of evenly spaced boards that run from the front of the house to the back. They work with the Center Beam to support the floor Center Beam
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Floor Joists & Center Beam
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Subfloor The first layer of flooring Nailed to the Floor Joists Usually made from plywood or particleboard
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Wall System
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Wall Studs Series of evenly spaced pieces of lumber, (usually 2 x 4’s) that are used for the framework of walls
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Sheathing Nailed to wall framework Encloses structure on the outside Made of plywood or particleboard
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Walls being put in place
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Cross Section View of House If you want to remove a wall in a house you must make sure that it is not a WEIGHT BEARING wall
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Siding Put on the outside for protection from the weather - attached to sheathing Outside windows & doors are also installed Wood shinglesVinylBrick
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Roof System
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Roof Keeps weather (precipitation) out Stabilizes the walls
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Truss Prefabricated triangular framework that supports the roof Allows the roof to be built quickly
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Roof Decking Sheets of lumber (usually plywood) nailed to the outside of the roof trusses
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Roof Shingles Nailed to the roof decking Installed from bottom to top Weatherproofs the roof
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The house is now Weatherproofed & Secure Interior work can begin
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Insulation Material used to keep heat or cold from leaving or entering a building Rolls made to fit between floor joists, ceiling joists and wall studs Most popular form is fiberglass
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Insulation In wallsIn ceilings
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Inside Wall Covering Drywall:Inside covering of walls and ceilings, made from plaster and sturdy paper (commonly referred to as Sheetrock)
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Inside Wall Covering Sheets are screwed to the walls and ceilings - cracks & screws are covered with tape & joint compound
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Inside Wall Covering Walls may then be painted or covered with paneling or wallpape r Light fixtures & switches can also be installed
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Interior Flooring:Usually the last to be completed so that it will not be damaged while other work is being done Can be wood, stone, tile or carpeting
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