Blueprint Reading & Technical Specifications Flashcards

When reading a section view, what does a diagonal crosshatch pattern typically indicate?

Answer: A solid material that has been cut through

Crosshatching (diagonal lines) in a section view indicates a solid material that was cut by the section plane, such as concrete or masonry.

A plan note reads '(E) WALL TO REMAIN.' What does '(E)' signify?

Answer: Existing

On renovation and remodel drawings, '(E)' is used to denote existing conditions that are to remain in place.

What does a 'shop drawing' represent in the context of construction specifications?

Answer: A fabricator's or subcontractor's drawing showing how they will build or fabricate a component

Shop drawings are produced by fabricators, suppliers, or subcontractors to show the specific details of how they will manufacture or install an item.

On a foundation plan, a bold dashed rectangle drawn beneath the floor outline typically represents:

Answer: A footing below grade

Dashed lines on a foundation plan typically indicate footings or other elements that exist below the plan's cut line.

What information does a door schedule typically NOT include?

Answer: Structural beam size above the opening

Structural beam sizes above openings are found on framing plans or structural drawings, not in the door schedule.

In a written specification, what is the purpose of the 'Submittals' article within a section?

Answer: To identify what product data, samples, or shop drawings must be submitted before installation

The Submittals article lists all documentation—shop drawings, product data, samples—the contractor must provide for the architect's review before starting that scope of work.

What does a 'north arrow' on a site or floor plan indicate?

Answer: The orientation of the drawing relative to true or magnetic north

A north arrow establishes the drawing's geographic orientation so readers can understand cardinal directions relative to the building layout.