A fixed reference point of known elevation
AChange point
BDatum
CBench mark
DForesight
Home/
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The branch of surveying in which the horizontal and vertical distances are determined by angular observations with a pacheometer
The collimation method for obtaining the reduced levels of points does not provide a check on
The stadia markings are-made on :
The line joining points of equal elevation is known as
The usual value of tachometric survey