Architectural Graphics
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Purpose of the Plumbing Plan
The purpose of the plan is to give a visual representation for contractors and plumbers to lay out all components indicated in the planprior to construction of the home. It will alsogive specifics on the style and type of fixturesused in the construction.
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Location of Components/Fixtures
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Copyright The Garlinghouse Company
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Copyright The Garlinghouse Company
Major Components and Fixtures
Waste linesVent stacks
Water supply linesBuilding main
Proper shutoff valvesMeterPipes
Water softenersStorage tanks
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Location and Size of Components
Location is based on the floor plan.
Size is based on the codes of the governing agency.
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Standard Plumbing Symbols Cold Water Line
Hot Water Line
Floor Drain
Waste Water Line
Gate valve
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Standard Plumbing Symbols
90 degree elbow
45 degree elbow
Meter
Hose bib
Tee
Floor drain
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Plumbing Fixture Schedule
Used in planning the plumbing system,ordering the plumbing fixtures, and installingthe system. Information includes:
Identifying symbols Name/type of plumbing fixtures Number required Pipe connection sizes Space for remarks
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Plumbing Plan Terms
Service lineCold water lineHot water line
Floor drainWater meter
Waste water lineGray water
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Style and Shape of House
Consider the geographical location of the property the house will be located on.
Consider your personal likes.
Consider best cost and practical usage of the components.
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Steps for Sketching the Plan
1. Sketch the floor plan – exterior/interior walls, doors, windows.
2. Sketch the symbols for plumbing fixtures to be connected to plumbing system.
3. Sketch house drain, soil stacks, vents, and clean-
outs.
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Steps for Sketching the Plan
4. Connect plumbing fixtures and floor drains to the house drain. Show fittings and secondary vents.
5. Sketch building main for water supply system. Connect water supply piping to water heater, water softener, and hose bibs.
6. Sketch cold and hot water mains, include shutoff valves.
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Steps for Sketching the Plan
7. Sketch cold water and hot water branch lines, include shutoff valves.
8. Show pipe sizes.
9. Include Plumbing Fixture Schedule and include symbol legend.
10. Add the scale and title block. Check drawing for accuracy.
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CADD Draw The Plumbing Plan
Follow steps 1-10 on the previous slides.
The procedure for drawing a plumbing plan using standard CADD software is basically the same as for “sketching” with pencil.
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Justify Your Plan
Why are your plumbing components located where they are?
Why do these locations work best in your house?
How will your property accommodate the best and most efficient use of plumbing components?
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