38.6 miles
Distance
7,372 ft
Climb
-7,346 ft
Descent
4,773 ft
High Point

If shuttling isn't available, loop option for ATCA

Detailed Description
ATCA loop is a 39 mile popular intermediate route located near Westfir Oregon. This mountain bike only route. This route includes 16 trails. This route climbs 7,372 ft with a max elevation of 4,773 ft then descends -7,346 ft.
Local Trail Association
Please consider joining or donating to the local riding association to support trail development & maintenance.
donate to earn trail karma!

56 Reviews & Comments


We hope you've been enjoying Trailforks!

Create a FREE account to view route comments and much more.

Details

  • Riding area
  • Primary Activity
    Mountain Bike
  • Difficulty rating
    Blue
More Stats for ATCA loop mountain bike route
  • Avg time
    9 hr 13 min
  • Altitude change
    26 ft
  • Altitude min
    1,079 ft
  • Altitude start
    1,129 ft
  • Altitude end
    1,155 ft
  • Grade max
    -87.9%
  • Grade min
    50.5%
  • Distance climb
    21 miles
  • Distance down
    16 miles
  • Distance flat
    2 miles
Avg: 5 (2 votes)

  • view (1)
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 ridelogs 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 riders are riding a trail in its intended direction.
  • > 96%
  • > 90%
  • > 80%
  • > 70%
  • > 50%
  • < 50%
  • bi-directional trail
  • no data
Trail Last Ridden
Trailforks scans ridelogs 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 ridelogs 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 rides = more kinetic energy = warmer colors.
  • most popular
  • popular
  • less popular
  • not popular
ATV/ORV/OHV Filter
Max Vehicle Width
inches
US Cell Coverage
Legend
cell carrier legend

Radar Time
x Activity Recordings
Trailforks users anonymized public ridelogs from the past 6 months.
  • mountain biking recent
  • mountain biking (>6 month)
  • hiking (1 year)
  • moto (1 year)
Activity Recordings
Trailforks users anonymized public skilogs from the past 12 months.
  • Downhill Ski
  • Backcountry Ski
  • Nordic Ski
  • Snowmobile
Winter Trails
Warning A routing network for winter maps does not exist. Selecting trails using the winter trails layer has been disabled.
x 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 riders jump on trails. Zoom in to see individual jumps, click circles to view jump details.
Trails Deemphasized
Trails are shown in grey.
disable
Only show trails with NO bikes.
enable

Save the current map location and zoom level as your default home location whenever this page is loaded.

Save
Trail transparency
7
206
127
348
MTB - AlpineTrail (Oregon) - Trek Fuel Exe 9.8XT
MTB - AlpineTrail (Oregon) - Trek Fuel Exe 9.8XT
9:54 | 47 | comments: 0 | favs:
Oct 10, 2023

Recent Trail Reports Along Route

statustraildateconditiondescription
Lower Alpine Trail
Dec 18, 2023 @ 9:23am
Dec 18, 2023
10" tree down at the shale slide area, able to ride around but will cause erosion on the slide slippery in the maple leaves, but still riding dry and fast
North Fork
Dec 18, 2023 @ 9:20am
Dec 18, 2023
A few ~8" trees down across trail, can ride over or around few muddy spots, mostly in good shape except one area where 2x4 constructed drainage isn't working
NF - 683
Dec 18, 2023 @ 9:17am
Dec 18, 2023
Cloverpatch Trail
Oct 3, 2023 @ 1:31am
Oct 3, 2023
Slippery roots and soil. Still fun!
Tire Mountain
Oct 3, 2023 @ 1:31am
Oct 3, 2023
Wet and squirrely, crazy fun, beautiful ride
more reports »
  • By smithmackensie96 & contributors
  • #20029 - 2,232 views