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Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Dry
  • Very Dry
Trail 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%
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
ContributeDetails
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

LEGEND
Trail Difficulties
  • Access Road/Trail
  • White
  • Green
  • Blue
  • Black
  • Double Black Diamond

Trail Report Status
  • Clear / Green
  • Minor Issue / Yellow
  • Significant Issue / Amber
  • Closed

  • Land Owner Overlay
  • Wilderness (typically no bikes in USA)
  • BLM (public)
  • USFS (Wildlife sanctuaries darker than usfs)
  • State land
  • Indigenous
  • Military
Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Dry
  • Very Dry
  • Map Markers
  • trail Trail Head
  • photo Photo
  • place Directory Listing
  • region Riding Area
  • TTF TTF
  • Parking Parking
  • Viewpoint Viewpoint
  • Information Information
  • Warning Warning
  • Directions Directions
  • Sight Sight
  • Restrooms Restrooms
  • eBike Charging Point eBike Charging Point
  • Water Fountain/Source Water Fountain/Source
  • Gate Gate
  • Trail Sign Trail Sign
  • Table or Bench Table or Bench
  • Ladder Ladder
  • Stairs Stairs
  • Bridge Bridge
  • Camping Camping
  • Cabin Cabin
  • Lodge Lodge
  • Bear Cache Bear Cache
  • Dock Dock
  • Ranger Station Ranger Station
  • Summit Summit
  • Other Other
      No description for Back 40 has been added yet! Login or register to submit one.
      Primary Trail Type: Cross-Country
      Shuttleable: YES
      Castleford Parking Lot google parking directions
      Access Info:
      Numerous trailheads, easy access from Lake Ann, or from the trailhead at Blowing Springs
      Region Details
      • 1
      • 6
      • 4

      Region Status
      Caution as of Oct 14, 2019 ago
      Local Trail Association
      local trail association
      FAST
      (fasttrails.org)

      Stats

      Avg Trail Rating
      Global Ranking
      #597
      State Ranking
      #6
      Trails (view details)
      11
      Trails Mountain Bike
      11
      Trails Hike
      11
      Trails Trail Running
      11
      Trails Horse
      1
      Total Distance
      37 miles
      Total Descent
      6,787 ft
      Total Vertical
      387 ft
      Highest Trailhead
      1,368 ft
      Reports
      90
      Photos
      33
      Ridden Counter
      2,796

      Recent Ridelog Activity in Region

      Today
      • 3 rides
      • 16 miles avg distance
      Yesterday
      • 3 rides
      • 20 miles avg distance
      Past Week
      • 26 rides
      • 12 miles avg distance

      Photos of Back 40 Mountain Bike

      57 |
      Jun 12, 2019 @ 12:34pm
      Jun 12, 2019
      106 |
      Apr 2, 2019 @ 6:37am
      Apr 2, 2019
      100 |
      Apr 2, 2019 @ 6:37am
      Apr 2, 2019
      157 |
      Jan 2, 2019 @ 4:55pm
      Jan 2, 2019

      Videos of Back 40 Mountain Bike

      Ledges Trail
      trail: The Ledges
      4:07 | 292 | Nov 7, 2017
      BACK 40 d
      5:17 | 113 | Jun 16, 2017
      BACK 40 c
      1:35 | 101 | Jun 16, 2017
      BACK 40 b
      2:02 | 47 | Jun 16, 2017

      Recent Trail Reports

      statustraildateconditionuserinfo
      Blowing Springs Loop
      Oct 14, 2019 @ 8:06am
      Oct 14, 2019
      VariableCockerdude
      The Ledges
      Sep 19, 2019 @ 7:20am
      Sep 19, 2019
      Dryprovin1327
      The Back 40 Loop
      Aug 31, 2019 @ 8:51am
      Aug 31, 2019
      DryDeltonBush Tree down, hole in trail.
      Flo Ride
      Aug 25, 2019 @ 1:41pm
      Aug 25, 2019
      WethoffingtonTree down towards the end around that...
      Summit School
      Jul 12, 2019 @ 6:30pm
      Jul 12, 2019
      VariableBGood1A couple of trees crossing the trail in a...
      What the Chuck
      Jul 12, 2019 @ 6:30pm
      Jul 12, 2019
      VariableBGood1
      Taylor Homestead
      Jun 29, 2019 @ 4:04pm
      Jun 29, 2019
      DryBradMeltonE-Bike Lots of weeds on west half of Taylor...
      SBAT
      Jun 27, 2019 @ 5:27pm
      Jun 27, 2019
      VariableBradMeltonE-Bike Good to go, but several washouts impeding...
      Rago
      Jun 1, 2019 @ 2:06pm
      Jun 1, 2019
      DryonthegoTree down across trail shortly after...
      Pinyon Creek
      May 25, 2019 @ 12:28pm
      May 25, 2019
      DryGdambros

      Activity Feed

      usernameactiontypetitledate
      user #724243akgreeffwishlisttrailThe Ledges
      Oct 17, 2019 @ 5:57pm
      23 hours
      user #1422725cdraper122commenttrailFlo Ride
      Oct 15, 2019 @ 7:24am
      Oct 15, 2019
      user #1422725cdraper122difficultyvotetrailFlo Ride
      Oct 15, 2019 @ 7:23am
      Oct 15, 2019
      user #1496862CockerdudeaddreportBlowing Springs Loop
      Oct 14, 2019 @ 1:41pm
      Oct 14, 2019
      user #1736928Rerboat22wishlisttrailThe Back 40 Loop
      Oct 10, 2019 @ 11:21am
      Oct 10, 2019

      Recent Comments

      usernametypetitlecommentdate
      user #1422725cdraper122trailFlo RideNot a black diamond. I believe the sign said...
      Oct 15, 2019 @ 7:24am
      Oct 15, 2019
      user #880982Never2old2MTBtrailFlo RideNot much flow, wish I would have skipped it.
      Sep 22, 2019 @ 7:01am
      Sep 22, 2019
      user #1833919waterboy235trailPinyon CreekI'm with you on that. The successive rock...
      Sep 5, 2019 @ 7:31pm
      Sep 5, 2019
      user #622193rydog450rtrailPinyon CreekI’d say this is harder than SBAT, which is...
      May 26, 2019 @ 10:37am
      May 26, 2019
      user #1023339jtmancintrailTaylor HomesteadWould ride better going north to south
      May 23, 2019 @ 12:28pm
      May 23, 2019

      Nearby Areas

      namedistance
      Blowing Springs 5 14 22.3 km
      Slaughter Pen Trails 8 23 9 75.2 km
      Park Spring Park 12 8 46.3 km
      Coler Preserve 4 5 5 36.4 km
      Crystal Bridges 3 16.7 km
      • By slabhardcheese & contributors
      • Admins: OORC
      • #16843 - 3,787 views

      Downloading of trail gps tracks in kml & gpx formats is enabled for Back 40.
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