Drafting and plumbing

Used to protect the rest of the drawing when removing unnecessary lines.

• divider

• eraser shield

• eraser

• ruler

Part of the building below the surface of the ground which is sometimes called the substructure?

• Footing

• Slab

• Foundation

• Span

Drafting tool used for drawing horizontal lines.

• Compass

• Triangle

• T-square

• Triangular scale

An orthographic projection of the floor of building or house.

• Plan

• Evaluation drawing

• Floor Plan

• Site development and layout

Used to unclogged

• Bushing

• plumber's snake

• plunger

• valve

If your water system has leak, where can you shut off the flow of the water?

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A plumber wants to tighten and/or loosen pipes, which tool is appropriate?

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Indicates direction of view

• break line

• cutting plane line

• reference line

• leader line

Used to connect a dimension

• dimension line

• visible line

• center line

• leader line

used to show alternate position of moving part.

• phantom line

• leader line

• dimension line

• broken line