Cummulative Chainage @ Backsight

Cummulative Chainage @ Foresight

Working distance for current instrument station

Spot height @ Backsight (MSL)

Proposed Depth @ Backsight station

Proposed invert @ Backsight station

Spot height @ Foresight station - Discharge (MSL)

Proposed invert @ Foresight station - Discharge

Proposed Depth @ Foresight station - Discharge

Slope height

Slope (m)

Slope (%)

Nodal offsets (Intervals of pegging for concrete blinding)
Number of STN
instrument reading @ Backsight - CH0