LSIT Plan and Map Reading 3

Question 1

On a subdivision plat, what does 'L=125.43' typically refer to when associated with a curved boundary?

Accepted Answer

The arc length of the curve

Answer

The chord length of the curve

Answer

The radius of the curve

Answer

The tangent length from the PC

Question 2

Which map projection is commonly used for state plane coordinate systems in US surveys?

Accepted Answer

Transverse Mercator and Lambert Conformal Conic

Answer

Mercator and Lambert Conformal Conic only

Answer

Albers Equal-Area and Azimuthal Equidistant

Answer

Gnomonic and Stereographic

Question 3

A 'Point of Curvature' (PC) on a highway plan marks which location?

Accepted Answer

Where a tangent transitions into a horizontal curve

Answer

The center of a horizontal curve

Answer

The highest point on a vertical curve

Answer

Where two curves of equal radius meet

Question 4

On a survey map legend, a symbol showing a filled circle at a corner followed by a pipe description typically represents what?

Accepted Answer

A found or set iron pipe or monument

Answer

A water well location

Answer

A utility manhole

Answer

A traffic signal pole

Question 5

What information does the 'basis of bearings' note on a survey plan provide?

Accepted Answer

The reference direction from which all bearings on the map are derived

Answer

The magnetic declination at the time of survey

Answer

The grid convergence angle for the state plane system

Answer

The azimuth of the sun at noon on the survey date

Question 6

On a grading plan, a spot elevation shown inside a triangle symbol typically indicates what?

Accepted Answer

A finished grade or proposed elevation

Answer

An existing ground elevation

Answer

A benchmark elevation

Answer

A cut depth at that location

Question 7

A 'section corner' monument shown on a PLSS-based survey plat represents what?

Accepted Answer

The corner of a one-mile-square section established by the US Public Land Survey System

Answer

The corner of a private lot within a subdivision

Answer

A corner shared between two states

Answer

The center point of a township