Clinic
Advanced Off-Trail Navigation - Heybrook Ridge From Lewis Creek Road
Sharpen your off-trail (bushwhacking) skills along this 5 mile course. Practice accurately navigating through dense vegetation and other terrain obstacles.
Contacts
- Sun, Mar 29, 2026
- Seattle Navigation Committee
- Navigation
- All Who Qualify, Adults
- Moderate
- Mileage: 4.0 mi
- Elevation Gain: 1,200 ft
- High Point Elevation: 1,900 ft
- $50.00 $65.00
- 11 (12 capacity)
- 4 (8 capacity)
- Mon, Mar 9, 2026 at 6:00 AM
- Fri, Mar 27, 2026 at 5:00 PM
- Cancellation & Refund Policy
- iCal Google
To attend this course, participants must have earned the Basic Navigation Badge and possess a mirrored compass.
This hands-on course includes the following components:
- Pre-trip planning and route selection
- Situational awareness and terrain recognition
- 500-meter bushwhacking exercises
- 250–300 meter labyrinth navigation drills
- Altimeter and GPS usage
- Techniques to maximize the utility of a mirrored compass
- Estimating distances using the UTM grid, followed by visual comparisons against actual terrain
- Safety Considerations
This course represents one of several requirements for earning the Advanced Navigation Badge. Note: The CalTopo and Gaia GPS course is scheduled to begin in early 2026.
Courses Required for the Advanced Navigation Badge:
- Wilderness Navigation
- CalTopo and Gaia GPS
- Foundations of Leadership and Instruction
- Wilderness First Aid
- Advanced Navigation at Heybrook Ridge
Meet time: Students arrive 8:00am, Instructors 7:30am
Meet Location: Meet at the giant saw blade in Doolittle Pioneer Park, Index WA.
WGS84 UTM Zone 10T 608198E 5297323N
47.82017, -121.55457
Required Equipment
Come prepared as you would for a scramble or hike in varied weather. Bring over-the-ankle high-top boots, a waterproof outer layer, warm clothes in layers, protective eyewear, thick gloves, food, water. Bring a barometric altimeter (AltimeterPlus app for phone is okay), Smartphone with Gaia GPS with backup power, headlamp, whistle, pencil and paper for notes.