Load a topo map to begin.
Topographical Map Contour Length Measurement Tool
PDF rendering uses PDF.js from a CDN. Images are fully local.
Not calibrated
0 points · 0.00 ft
Total contour length: 0.00 ft
Controls
Click to add vertices. Double-click or Enter to finish.
Mouse wheel = zoom. Space + drag = pan.
Backspace = undo point. Esc = cancel current line.
Click to add vertices. Double-click or Enter to finish.
Mouse wheel = zoom. Space + drag = pan.
Backspace = undo point. Esc = cancel current line.