EARTH-CALC's

earthwork volumes & surfaces from survey points no data loaded

Mode

Load survey

Load a survey CSV (No,E,N,Elev,Code). Save survey writes your tidied work — nudges, deletions, joined breaklines — to a .vcalc file you (or a colleague) can load straight back to carry on.

View

Measure point → point

Base footprint

Load a survey to measure.

Toe ring closed invisibly (no line drawn). Nudge base nodes to tidy — keep current near original to minimise volume-stage loss.

Analysis

Show surfaces Slope arrows Inspect slope (click) Height colour-bands

band m

Survey accuracy ± mm → ± vol

Report

Tidy tools

Hover a node → id · code · Z.
Click a line's handle → delete that line.
Drag a node → nudge in plan (Z stays locked).
Click a node to select (up to 2). Esc → deselect · Del → remove selected.
⌘/Ctrl + Z → undo last edit.

No nodes selected.

Legend

BB — base

TB — top

L — breaklines

＋ PSL — spot levels

other — shown grey, ignored