Modes
Design
Assets
Tools
$—
Day 1 · 08:00
Design aids
Diagnostics
World
Performance

Road (ft / mph)

Design speed
curvature
Sharpest R
Steepest grade
Min K crest
Min K sag
Substandard
Click a road to select and inspect it · a bridge, a signal, a toll booth or an intersection opens its designer · Align (5) is where the curves move.
Drag a blue PI to reshape the curves · Drag the pavement bends the nearest point · Double-click (or Alt-click) adds one · Del removes it · the round handle slides the whole road. Bridges and signals stay shut here — open them in Select (2).
Drag a PI up/down to set elevation · Shift snaps to 1 ft · Alt-click (or double-click) the road adds a point — including mid-bridge.
Cut
Fill
Net
Click the ground to lay PIs · Enter finishes · Esc undoes/cancels.
Start at a road's end to continue it. Start beside its edge to pull a lane along it — click again to end it (a merge), or Enter for full length.
— fps
press 1 to draw a road — or click one to inspect it