Open in App
Get this trail on your phone instantly.
This trail is archived
more stats
2,592 ft
Distance
15 ft
Climb
-115 ft
Descent
00:04:46
Avg time
-103 ft
Altitude change
470 ft
Altitude min
573 ft
Altitude max
573 ft
Altitude start
469 ft
Altitude end
-4%
Grade
-16.7%
Grade max
8.8%
Grade min
417 ft
Distance climb
1,962 ft
Distance down
213 ft
Distance flat
00:04:46
Avg time
Gas-Tank Details
-
Activities
- Snowshoe
- Mountain Bike
- Winter Fat Bike
- Hike
- Trail Running
-
Riding AreaNorth Bivouac
Anchorage, Alaska -
AKASpruce Killer
-
Difficulty Rating
-
Local Popularity5 in Snowshoeing heatmap [+]
- 5 in Mountain Biking
- 5 in Trail Running
- 5 in Hiking
- 5 in Winter Fat Biking
-
Global Ranking#16211 in Snowshoeing [+]
- #329419 in Mountain Biking
- #311433 in Trail Running
- #301920 in Hiking
- #4661 in Winter Fat Biking
-
State Ranking#263 in Snowshoeing · Alaska [+]
- #840 in Mountain Biking
- #1,250 in Trail Running
- #1,259 in Hiking
- #93 in Winter Fat Biking
-
Winter only trail
-
Trail TypeSingletrack
-
Snow GroomingBackcountry
-
Bike TypeFat
-
Physical RatingModerate
-
Trail VisibilityAlways easy to follow
-
SeasonWinter
Old winter trail that has been plagued by down trees. Needs a reroute. Current Track is long gone.
Traditionally Indigenous Territory
Recent Activity on Trail
Past Week
- 0 rides
6 Months
- 0 rides
All
- 1 rides
- Last: Aug 14, 2025
Gas-Tank Trail Reports
more »
close
3D
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.
- Description
- Photos
- 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.
- most popular
- popular
- less popular
- not popular
ATV/ORV/OHV Filter
Max Vehicle Width
inches
US Cell Coverage
Legend
Radar Time
Activity Recordings
Trailforks uses anonymized public activity data.
?
Activity Recordings
Trailforks uses anonymized public activity data.
?
Winter Trails
Warning
A routing network for winter maps does not exist. Selecting trails using the winter trails layer has been disabled.
Missing Trails
Most Popular
Least Popular
Trails are colored based on popularity. The more popular a trail is, the more red. Less popular trails trend towards green.
Jump Magnitude Heatmap
Heatmap of where users jump on trails. Zoom in to see individual jumps, click circles to view jump details.
BC Backroad Status
![map legend]()
Service Road Atlas is a free to use, community-driven service for viewing and creating reports on the numerous back-country service roads around B.C. and Alberta.
Slope Aspect
Direction the slope faces
Trails Deemphasized
Trails are shown in grey.
Only show trails with no bike usage.
Suggested Layers
Based on selected activity type
Save the current map location and zoom level as your default home location whenever this page is loaded.
Save
Directions to gastank trailhead
(61.156600, -149.722290)
Photos
No photos have been added for Gas-Tank yet, add a photo.
Videos
no videos have been added for Gas-Tank yet, add a video.
wolfdoodle5017
Originally called Spruce Killer. Fun, fast descent in winter. A little bushy in spots.
The trail up the hill from this trail (called Angry Snowman)is steeper and more even more fun.
Both trails are old school tech in the summer and can get overgrown on the lower section.
The trail up the hill from this trail (called Angry Snowman)is steeper and more even more fun.
Both trails are old school tech in the summer and can get overgrown on the lower section.
We hope you've been enjoying Trailforks!
Create a FREE account to view all trail reviews and much more.
Nearby Trails
- Rollercoaster 1,778 ft
- Al Derado 2,096 ft
- 2.5k Loop 2,218 ft
- Lost Cabin Valley (basher) Trail 2,316 ft
- Moose Ridge Link 1 2,618 ft
- By jnb & contributors
- #355011 - 675 views
- Follow/Subscribe
- login to download gpx or kml files.
Hit the Trail
Download Trail
Save to wishlist, Garmin & download.
Find Related Routes
Find routes and users activities that include this trail.
You must enter a description before submitting.