Yes, there will be event-specific directional signs and confidence markers throughout the course. At registration and in the briefing before the race participants will be shown the course markers.
Due to the nature of the route, certain parts are somewhat complex to navigate and runners are advised to moderate their speed at these points to ensure the correct path is taken.
A sports GPS navigation device is recommended if you have one - GPX route files will be released closer to the event date.
More detailed course notes will be published closer to the event date.