OptionalisWhether the side road can actually be driven into.
A non-drivable side road still matters for a junction diagram — the driver can see it — but cannot be taken by mistake.
Offset (on route) of the side road from the maneuver point (represented by maneuverPoint), in meters. The offset is absolute, i.e., it is a positive integer despite that the side road is located before the maneuver on the route.
Side from where the road connects to the route.
Side road information.