Grade 1 - Flat, well-formed track, no steps, 5km or less. Clearly signposted. Suitable for wheelchairs with assistance.
Grade 2 - Formed track. May have gentle hills and some steps. Clearly signposted. No experience required.
Grade 3 - Formed track, some obstacles, 20km or less. May have short steep hills and many steps. Some experience recommended.
Grade 4 - Rough track. May be long and very steep with few directional signs. For experienced bushwalkers.
Grade 5 - Unformed track. Likely to be very rough, very steep and unmarked. For very experienced bushwalkers with specialised skills.