LSIT Plan and Map Reading 2

Question 1

On a topographic map, which feature is represented by contour lines that form a V-shape pointing uphill?

Accepted Answer

A valley or drainage

Answer

V-shaped contours pointing uphill indicate a valley, stream channel, or drainage course.

Question 2

What does a dashed line typically represent on a survey plat?

Accepted Answer

A recorded easement or right-of-way

Answer

Dashed lines on survey plats commonly denote easements, rights-of-way, or other encumbrances that affect but do not define ownership boundaries.

Question 3

A benchmark labeled 'BM 1452.67' on a USGS quadrangle map indicates what?

Accepted Answer

A vertical control point with an elevation of 1452.67 feet

Answer

Benchmark labels on USGS maps show the elevation in feet (or meters) above mean sea level at that control point.

Question 4

On a construction plan set, which sheet typically shows grading, drainage, and earthwork information?

Accepted Answer

Civil grading plan

Answer

Civil grading plans depict proposed and existing elevations, cut/fill areas, drainage patterns, and related earthwork.

Question 5

What is the purpose of a north arrow on a survey map?

Accepted Answer

To orient the map with respect to true, magnetic, or grid north

Answer

A north arrow establishes the map's orientation and typically specifies whether it references true, magnetic, or grid north.

(LSIT) Land Surveyor in Training Practice Test