Benchmark
Fixed reference point of known elevation.
Public flashcard set
Surveying Basics
Measurement terms for site layout.
construction surveying
Flashcards
Elevation
Height relative to a datum.
Datum
Reference surface for measurements.
Contour line
Map line connecting equal elevations.
Traverse
Series of connected survey lines.
Bearing
Direction of a line relative to north.
Station
Point along a survey/control line.
Offset
Perpendicular distance from a baseline.
GPS / GNSS
Satellite positioning systems.
Total station
Electronic theodolite with EDM.
Leveling
Determining height differences.
Plumb
Perfectly vertical.
Control point
Survey point used as reference.
As-built survey
Survey documenting completed work.