close
Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Ideal
  • 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
ATV/ORV/OHV Filter
Max Vehicle Width
inches

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
  • Ideal
  • 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
      Park founded in 2018 from land donated by John Deere. The park was the original proving grounds developed for John Deere Dubuque Works and is now becoming a mountain biking destination. By the end of 2020, the park is expected to have 6.5 miles of dirt surface singletrack and 3 miles of grass trail. Grass trail names pay homage to the equipment tested at the site. Dirt surface trail names refer to testing procedures conducted by the John Deere product verification team.
      Primary Trail Type: Cross-Country
      eBikes Allowed: No
      Parking lot google parking directions
      Access Info:
      Parking lot off of W John Deere
      Region Details
      • 1
      • 6
      • 5
      • 1
      • 1

      Region Status
      Open as of Jul 19, 2020

      Trail Running Stats

      State Ranking
      #3,528
      Trails (view details)
      11
      Trails Mountain Bike
      14
      Trails Hike
      11
      Trails Trail Running
      11
      Trails Snowshoe
      4
      Trails Nordic Ski
      4
      Total Distance
      6 miles
      Total Descent Distance
      2 miles
      Total Descent
      643 ft
      Total Vertical
      203 ft
      Reports
      317
      Ridden Counter
      1

      Recent Ridelog Activity in Region

      Today
      • 0 rides
      • 0 ft avg distance
      Yesterday
      • 0 rides
      • 0 ft avg distance
      Past Week
      • 0 rides
      • 0 ft avg distance

      Photos of Proving Grounds

      37 |
      Jun 15, 2020 @ 6:45pm
      Jun 15, 2020
      43 |
      Jun 15, 2020 @ 6:43pm
      Jun 15, 2020
      48 |
      Jun 14, 2020 @ 6:41pm
      Jun 14, 2020
      trail: Hot Start
      56 |
      May 15, 2020 @ 10:25pm
      May 15, 2020

      Recent Trail Reports

      statustraildateconditionuserinfo
      Scrape Rock Wall
      Jul 19, 2020 @ 6:49am
      Jul 19, 2020
      Variablechipkm TMBR MonitorMountain Bike
      Shakedown
      Jul 19, 2020 @ 6:49am
      Jul 19, 2020
      Variablechipkm TMBR MonitorMountain Bike
      Stump Grub
      Jul 19, 2020 @ 6:49am
      Jul 19, 2020
      Variablechipkm TMBR MonitorMountain Bike
      Backdrag
      Jul 19, 2020 @ 6:49am
      Jul 19, 2020
      Variablechipkm TMBR MonitorMountain Bike
      Ride Control
      Jul 19, 2020 @ 6:49am
      Jul 19, 2020
      Variablechipkm TMBR MonitorMountain Bike Tree down
      Skidder Point
      Jun 4, 2020 @ 11:55am
      Jun 4, 2020
      VariableberrthumMountain Bike

      Activity Feed

      usernameactiontypetitledate
      user #2151018chipkmaddreportBackdrag and 7 more
      Jul 19, 2020 @ 6:49am
      Jul 19, 2020
      user #2151018chipkmaddreportBackdrag and 7 more
      Jul 18, 2020 @ 8:31am
      Jul 18, 2020
      user #2151018chipkmaddreportBackdrag and 7 more
      Jul 16, 2020 @ 10:48am
      Jul 16, 2020
      user #2151018chipkmaddreportBackdrag and 7 more
      Jul 14, 2020 @ 11:26pm
      Jul 14, 2020
      user #2151018chipkmaddreportBackdrag and 14 more
      Jul 12, 2020 @ 7:57pm
      Jul 12, 2020

      Recent Comments

      usernametypetitlecommentdate
      user #1056411darkins44trailStump GrubGreat and fast. A couple of hard to see...
      Jun 15, 2020 @ 7:21am
      Jun 15, 2020
      user #1056411darkins44trailScrape Rock WallSo much fun! Only rode it up as I didn't have...
      Jun 15, 2020 @ 7:20am
      Jun 15, 2020

      Nearby Areas

      namedistance
      Cloie Creek 3 24.3 km
      FDR Mountain Bike Park 2 14 36 km
      Heritage Trail8.6 km
      Swiss Valley Nature Preserve10.5 km
      Interstate Power Preserve (IPP) 2 2 110.8 km
      • By MelodicTrailYogi & contributors
      • Admins: TMBR Monitor, TMBR
      • #28241 - 2,248 views
      • proving grounds activity log | embed map of Proving Grounds mountain bike trails | proving grounds mountain biking points of interest
      • subscribe print map 3d map donate to earn trail karma!

      Downloading of trail gps tracks in kml & gpx formats is enabled for Proving Grounds.
      You must login to download files.