FUNDAMENTAL SURVEYING Legal Descriptions, Boundary & Construction Surveying 3

Question 1

What is the 'Point of Curvature' (PC) in highway curve layout?

Accepted Answer

The point where a tangent line ends and a circular curve begins

Answer

The PC (Point of Curvature) is the station where the alignment transitions from a straight tangent to the circular curve.

Question 2

What does 'degree of curve' (D) mean in the chord definition used in US highway design?

Accepted Answer

The central angle subtended by a 100-ft chord

Answer

In the chord definition (used in US highway and railroad surveying), D is the central angle subtended by a 100-ft chord.

Question 3

What is a 'slope stake' in earthwork construction?

Accepted Answer

A stake set at the intersection of the design slope and existing ground, defining the limits of cut or fill

Answer

Slope stakes mark where the design cut or fill slope meets the existing ground surface, defining the edge of the earthwork disturbance area.

Question 4

What is an 'easement area' shown on a boundary plat?

Accepted Answer

A designated strip or zone on the parcel over which a third party holds specific use rights

Answer

Easement areas on a plat delineate the portion of a parcel encumbered by a specific right (utility, drainage, access) held by a party other than the owner.

Question 5

What is a 'fill' in construction earthwork staking?

Accepted Answer

Material placed and compacted to raise the existing ground to design grade elevation

Answer

Fill is embankment material placed in areas where existing ground is below the design elevation, built up in compacted layers to reach grade.

FUNDAMENTAL SURVEYING Practice Test

FUNDAMENTAL SURVEYING Practice Test

FUNDAMENTAL SURVEYING Legal Descriptions, Boundary & Construction Surveying 3