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36.3 miles
Distance
7,405 ft
Climb
-7,403 ft
Descent
1,933 ft
High Point
2 ft
Altitude change
539 ft
Altitude min
1,148 ft
Altitude start
1,152 ft
Altitude end
-90.1%
Grade max
53.7%
Grade min
16 miles
Distance climb
15 miles
Distance down
5 miles
Distance flat
Here's a short route I put together which hits all of my favorite trails at Auburn. It'll be a big day, but should be a very fun day. If you park at the bottom of Culvert, this will allow for some sort of re-fuel and water mid-ride.
Detailed Description
Almost All-Burn is a 36 mile popular intermediate route located near Auburn California. This mountain bike primary route can be used one direction and has a hard overall physical rating. This route includes 14 trails. This route climbs 7,405 ft with a max elevation of 1,933 ft then descends -7,403 ft.
Trail Issues on Route
- Minor Issue / Yellow: 2 trails (newest: Feb 28, 2026)
Local Trail Association
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Stats
-
Distance36 miles
-
Avg time3 hr 29 min
-
Altitude min539 ft
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Altitude start1,148 ft
-
Altitude end1,152 ft
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Climb1 mile
-
Descent-7,403 ft
-
Grade max-90.1%
-
Grade min53.7%
-
Distance climb16 miles
-
Distance down15 miles
-
Distance flat5 miles
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Trails in Route
| 1 mile | |||||
| 4,193 ft | |||||
| 646 ft | |||||
| 1 mile | |||||
| 3 miles | |||||
| 1 mile | |||||
| 2 miles | |||||
| 2 miles | |||||
| 1 mile | |||||
| 2,438 ft | |||||
| 2,605 ft | |||||
| 2 miles | |||||
| 1 mile | |||||
| 5,039 ft |
Details
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Riding area
-
Primary ActivityMountain Bike
-
Other Activities
- E-Bike
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Difficulty ratingBlue
-
Route TypeLoop
-
eBike Allowed
-
Bike typeAM
-
DirectionOne Direction
-
Physical ratingHard
-
Activity Logs
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Trail Conditions
- Unknown
- Snow Groomed
- Snow Packed
- Snow Covered
- Snow Cover Partial
- Freeze/thaw Cycle
- Icy
- Prevalent Mud
- Wet
- Variable
- Ideal
- Dry
- Very Dry
Trail Flow (Ridden Direction)
Trailforks scans users activity logs to determine the most popular direction each trail is ridden. A good flowing trail network will have most trails flowing in a single direction according to their intension.
The colour categories are based on what percentage of users are riding a trail in its intended direction.
The colour categories are based on what percentage of users are riding a trail in its intended direction.
- > 96%
- > 90%
- > 80%
- > 70%
- > 50%
- < 50%
- bi-directional trail
- no data
Trail Last Used
Trailforks scans activity logs to determine the last time a trail was ridden.
- < 2 days
- < 1 week
- < 2 weeks
- < 1 month
- < 6 months
- > 6 months
Trail Ridden Direction
The intended direction a trail should be ridden.
- Downhill Only
- Downhill Primary
- Both Directions
- Uphill Primary
- Uphill Only
- One Direction
Contribute Details
Colors indicate trail is missing specified detail.
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- Description & Photos
- Videos
Trail Popularity ?
Trailforks scans activity logs to determine which trails are ridden the most in the last 9 months.
Trails are compared with nearby trails in the same city region with a possible 25 colour shades.
Think of this as a heatmap, more activities = more kinetic energy = warmer colors.
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Activity Recordings
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Activity Recordings
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Winter Trails
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Missing Trails
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Trails are colored based on popularity. The more popular a trail is, the more red. Less popular trails trend towards green.
Jump Magnitude Heatmap
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BC Backroad Status
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Slope Aspect
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Photos
Videos
mtb
Culvert & Confluence Trails in Auburn, CA - 4k
trail: Confluence Trail
11:30 | 166 | comments: 0 | favs:
Jul 25, 2026
mtb
Culvert & Confluence Trails in Auburn, CA - 4k
trail: Culvert Trail
11:30 | 167 | comments: 0 | favs:
Jul 25, 2026
Recent Trail Reports Along Route
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- By fpecan & contributors
- #26993 - 1,569 views
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