Formation
The formation (final) levels of the design: typed at chainages or worked out from PVIs with vertical curves. Best fit finds a grade close to the ground.
The L-section preview shows the ground, the formation and the grades. Apply template and the L-section use these levels.
Commands
CXFORMATIONFormation levels / vertical profile…
Formation levels and PVIs with vertical curves, best-fit grade, L-section preview.
CXDRAWLSPrint Center – longitudinal section…
Draw the longitudinal section (ground, formation, grades) – optionally split on sheets – and print it to PDF or a printer.