Builders Level Flashcards

1
Q

What do the location and elevation of a benchmark shown on a site plan denote?

A

The base point from which all levels are measured.

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2
Q

What’s the most commonly accepted method of retaining a benchmark in a concrete slab?

A

A brass plug.

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3
Q

Where is an invert elevation taken at?

A

The bottom inside of the pipe.

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4
Q

What’s the function of stadia hairs?

A

To measure distance.

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