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
Activity Recordings
Trailforks uses anonymized public activity data. ?
Activity Recordings
Trailforks uses anonymized public activity data. ?
Personal Heatmap
Activity Types
all / none
Options
2
Date range month
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 riders jump on trails. Zoom in to see individual jumps, click circles to view jump details.
BC Backroad Status

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.

map legend
Slope Aspect
Direction the slope faces
Flat N NE E SE S SW W NW
Trails Deemphasized
Trails are shown in grey.
disable
Only show trails with no bike usage.
Enable
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
        This region west of Leuven contains mainly the trails of Bertembos, but also those of Eikenbos, Grevenbos and the small Hollander forest.
        Primary Trail Type: Cross-Country
        eBikes Allowed: Yes
        Land Status: Community Forest
        Access Info:
        Central: Crossroads at the house of the forest ranger (near the large water tower) on the Bosstraat.
        or
        South: 't Vossenhol with plenty of parking spots.
        Disclaimer:
        Certain trails listed here are off-limits for riding, they're on for archival purposes!
        This region uses the Uk/Euro style trail grading system.
        Activities Click to view
        Region Details
        • 6
        • 6

        Region Status
        Caution as of Jun 2, 2024

        Stats

        Avg Trail Rating
        Trails (view details)
        14
        Trails Mountain Bike
        12
        Trails E-Bike
        9
        Trails Hike
        14
        Trails Trail Running
        14
        Total Distance
        4 miles
        Total Descent Distance
        3 miles
        Total Descent
        948 ft
        Total Vertical
        148 ft
        Highest Trailhead
        338 ft
        Reports
        55
        Photos
        15
        Ridden Counter
        2,349

        Popular Bertembos Mountain Biking Trails

        85 0.0 784 ft 0 ft 128
        A short aggressive trail with some small gap jumps (that can be avoided). At the end stay left when the trail splits up, there is a hard jump on the right.
        80 5.0 2,165 ft 0 ft 126
        Popular green difficulty singletrack. This mountain bike primary trail can be used both directions. On average it takes 1 minutes to complete this trail.
        95 4.0 3,041 ft 3 ft 124
        A long twisty trail where you always need to keep pushing those pedals to keep your speed.
        70 5.0 935 ft 3 ft 106
        A short aggressive XC downhill with loamy ground in the beginning and close trees in the end.
        H&M
        85 3.0 1,010 ft 0 ft 97
        After a flat start you turn right into two loamy turns. The second left is off-camber and is followed by a small compression that launches you to a sharp right (around the three). At the end turn right and sprint for 60-70 meters for...
        90 4.7 1,385 ft 0 ft 96
        A flat singletrail that goes quickly down into a gully with nice flowy turns. At the end the trail opens op with some off-camber wide turns. Plenty of fun!
        75 3.7 2,149 ft 11 ft 87
        A flat physical start with wide turns. Eventually you drop down in a small valley, which you leave with a short steep hill that can be very slippery when there is mud. The last part you have to work through bumps and turns. At the end...
        85 0.0 728 ft 0 ft 84
        A new B-Line for the Trail. This one is also used a lot for climbing back up.

        Recent Ride Log Activity in Region

        Today
        • 1 rides
        Yesterday
        • 0 rides
        Past Week
        • 5 rides

        Bertembos Mountain Bike Routes

        12 miles 937 ft 9 Loop
        The best route to ride all trails in Bertembos. It also includes the Akka trails in the small Kinderenbos....
        12 miles 87 ft 0 Loop
        Nieuwe, rode lus van Sport Vlaanderen in Herent

        Photos of Bertembos Mountain Bike

        60 |
        Feb 2, 2024 @ 4:20am
        Feb 2, 2024
        126 |
        Apr 26, 2021 @ 2:05am
        Apr 26, 2021
        110 |
        Apr 26, 2021 @ 2:04am
        Apr 26, 2021
        136 |
        Apr 26, 2021 @ 1:59am
        Apr 26, 2021
        163 |
        Sep 21, 2020 @ 10:39am
        Sep 21, 2020
        167 |
        Sep 18, 2020 @ 11:00am
        Sep 18, 2020
        report
        203 |
        Mar 14, 2020 @ 7:56am
        Mar 14, 2020
        253 |
        Feb 29, 2004 @ 7:43pm
        Feb 29, 2004

        Videos of Bertembos Mountain Bike

        Savage clip
        trail: Ahaa!
        0:12 | 276 | Apr 6, 2016
        spider caught in the act
        trail: Ahaa!
        0:05 | 398 | Sep 27, 2010

        Recent Trail Reports

        statustraildateconditioninfouser
        Ma Geul
        Jun 2, 2024 @ 5:15am
        Jun 2, 2024
        Prevalent Mudbochten vol modder, slecht vr de trail om...dodgems
        To Bertembos Up
        Jul 25, 2023 @ 12:03pm
        Jul 25, 2023
        IdealE-Bike MCallens
        Bertembos East
        Jul 25, 2023 @ 12:03pm
        Jul 25, 2023
        IdealE-Bike MCallens
        Bertembos North
        Jul 25, 2023 @ 12:03pm
        Jul 25, 2023
        IdealE-Bike MCallens
        Il Gigante Up
        Jul 25, 2023 @ 12:03pm
        Jul 25, 2023
        IdealE-Bike MCallens
        Il Gigante
        Jul 25, 2023 @ 12:03pm
        Jul 25, 2023
        IdealE-Bike Small fallen tree blocking the trailMCallens
        To Il Gigante
        Jul 25, 2023 @ 12:03pm
        Jul 25, 2023
        IdealE-Bike MCallens
        To Ahaa! & Golden Hour
        Jul 25, 2023 @ 12:03pm
        Jul 25, 2023
        IdealE-Bike MCallens
        Takketoe
        May 18, 2023 @ 4:17am
        May 18, 2023
        Drytrail is rideable again, but slightly...Chigoami
        Keep On Pushing
        Nov 26, 2022 @ 11:37pm
        Nov 26, 2022
        WetMisterTimbo

        Activity Feed

        usernameactiontypetitledate
        RikV84wishlistregionactivity #71775336
        May 16, 2025 @ 10:43am
        May 16, 2025
        TompwDrnSwishlistregionactivity #64851692
        Jan 19, 2025 @ 6:31am
        Jan 19, 2025
        miriwiriwishlistregionactivity #56548541
        Aug 1, 2024 @ 12:39pm
        Aug 1, 2024
        fbielejecwishlisttrailactivity #54130050
        Jun 14, 2024 @ 2:08pm
        Jun 14, 2024
        dodgemsaddreportactivity #53504112
        Jun 2, 2024 @ 5:15am
        Jun 2, 2024

        Recent Comments

        usernametypetitlecommentdate
        thibaudverdycktrailOp en neerHoe lang kan ik me ongeveer in Bertembos bezig...
        Dec 7, 2022 @ 9:43am
        Dec 7, 2022
        jeffieridesmtbtrailKeep On PushingAt the beginning of the trail there is a big...
        May 4, 2020 @ 2:29am
        May 4, 2020
        jeffieridesmtbtrailBullitSome youngsters are building the jumps, now...
        May 3, 2020 @ 11:09am
        May 3, 2020
        jeffieridesmtbtrailBullitSomebody is working on new jumps and at the...
        Apr 30, 2020 @ 10:40am
        Apr 30, 2020

        Nearby Areas

        namedistance
        Sterbike 3 44.1 km
        Sven Nys Cycling Center 410.4 km
        Champles 110.8 km
        BXL Pump Park11.8 km
        Bois de la Cambre - Ter Komerenbos 511.8 km

        Activity Type Stats

        activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
        Mountain Bike124 miles794 ft3 miles148 ft
        #1,906#9155512,197
        E-Bike92 miles636 ft2 miles138 ft
        #1,477#11532163
        Hike144 miles948 ft3 miles148 ft
        #2,042#65332
        Trail Running144 miles948 ft3 miles148 ft
        #1,389#854162

        Frequently Asked Questions About Bertembos

        What are the highest rated mountain biking trails in Bertembos?
        The highest rated mountain biking trails in Bertembos are: View all mountain biking trails sorted by rating.
        What is the best time of the year to ride in Bertembos?
        Based on ride log data, the most popular months to ride in Bertembos are:
        • July (5 activities)
        • August (4 activities)
        • June (3 activities)
        Check the Bertembos reports page for current trail conditions, recent trail reports, and seasonal information from the local community.
        Where can I park to ride in Bertembos?
        Check the Bertembos trail map for trailhead and parking information. Community members regularly update access and parking details for trails in the area.
        What is the longest trail in Bertembos?
        The longest trail in Bertembos is Keep On Pushing at 3,041 ft. View all trails sorted by distance.
        • By jeffieridesmtbTF Pro & contributors
        • Admins: apply
        • #37294 - 4,308 views

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