1,374 ft
Distance
29 ft
Climb
-153 ft
Descent
00:05:43
Avg time

B-17 Extension Details

  • Riding Area
  • Difficulty Rating
  • Trail Type
    Singletrack
  • Bike Type
    XC
  • Trail Usage
    Biking Primary
  • Direction
    Both Directions
    Popular in reverse
  • Dogs Allowed
    Yes
  • Global Ranking
    #9331 in Mountain Biking
  • Local Popularity
    100 in Mountain Biking [+]
    • 5 in Trail Running
    • 5 in Hiking

No description for B-17 Extension trail has been added yet! Submit one here.

Local Trail Association
More Stats for B-17 Extension bike trail
  • Altitude change
    -124 ft
  • Altitude min
    856 ft
  • Altitude max
    989 ft
  • Altitude start
    989 ft
  • Altitude end
    865 ft
  • Grade max
    -123.623%
  • Grade min
    28.766%
  • Distance climb
    334 ft
  • Distance down
    1,001 ft
  • Distance flat
    39 ft
  • Avg time
    00:05:43
  • Avg reverse time
    00:07:50
  • view trail stats
Status:
on Mar 24, 2019
Variable
Avg: 4 (6 votes)

view (2,023)
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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 intendid 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
  • Water Fountain/Source Water Fountain/Source
  • Sight Sight
  • Restrooms Restrooms
  • Gate Gate
  • Camping Camping
  • Trail Sign Trail Sign
  • Table or Bench Table or Bench
  • Table or Bench eBike Charging Point
  • Other Other
      Directions to b17-extension trailhead (38.000400, -122.626250)
      update trails status or condition

      B-17 Extension Trail Reports

      statusdatedescription
      Mar 24, 2019 @ 8:04am
      Mar 24, 2019
      Wasn't that bad but there are muddy spots out there. Saw tons of riders heading out while we were returning. Dawn Patrol baby!
      Dec 22, 2018 @ 11:45am
      Dec 22, 2018
      Sep 29, 2018 @ 11:39am
      Sep 29, 2018
      Light rain today
      Sep 2, 2018 @ 8:44am
      Sep 2, 2018
      Not too dry, great riding for this time of year.
      Aug 23, 2018 @ 1:23pm
      Aug 23, 2018
      Quite nice for August. Not too dusty.
      view all reports »

      Recent Ridelog Activity on Trail

      Past Week
      • 7 rides
      • 14 miles avg distance
      6 Months
      • 196 rides
      • 13 miles avg distance
      All
      • 2,642 rides
      •  

      Photos

      no photos have been added for B-17 Extension yet, add a photo.

      Routes with this trail

      titleratingdistance
      wut
      27 miles

      Trail Products

      1 Review & Comments

      • + 1
      flag Tonymosa (Mar 12, 2018 at 9:04)
       Careful not to confuse with Endore Flow downhill! Look for (lack of) berms and jumps to assure you are on the right trail.
      [Reply]

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