Core blueprint symbols, scale, and plan-reading concepts used across construction trades.
33 cards · basic cards · AI-written, checked twice. Edit anything.
- What line type represents a wall that runs through a space in a floor plan?
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Solid line- What line type indicates a hidden or obscured element on a blueprint?
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Dashed line- What does a very thick solid line represent on a blueprint?
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A wall or main structural element- What is a floor plan?
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A top-down view of a building or room showing walls, doors, windows, and fixtures- What is an elevation drawing?
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A straight-on, vertical view of one side of a building or wall- What is a section drawing?
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A view created by slicing through a building and looking at the exposed profile- What does a scale of 1/4 inch equals 1 foot mean?
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Every 1/4 inch on the blueprint represents 1 actual foot in the real building- How do you use a scale rule to read a blueprint accurately?
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Align the scale rule with the dimension line and read where the endpoints fall on the scale- What does a door symbol on a floor plan show?
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The location, width, and the direction the door swings open- How is a window typically represented on a floor plan?
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As a break in the wall line with a symbol or thickened line segment- What does the thickness of a wall line on a floor plan represent?
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The actual thickness of the wall in the building- What do cross-hatching patterns indicate on a blueprint?
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Material type, such as concrete, brick, wood, or steel- What is a dimension line on a blueprint?
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A line with arrows or slashes at both ends showing the distance being measured- What are extension lines in blueprint dimensioning?
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Light lines extending from the object to the dimension line to show what is being measured- What does a revision cloud indicate on a blueprint?
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An area that has been changed or updated from a previous version
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