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102 ft
Distance
130 ft
High Point
130 ft
Altitude min
130 ft
Altitude start
131 ft
Altitude end
Underground pass Details
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Activities
- Mountain Bike
- E-Bike
- Gravel Bike
- Adaptive Bike
- Winter Fat Bike
- Hike
- Trail Running
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Riding Area
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Difficulty Rating
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Voted DifficultyLift (1 vote)
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Local Popularity5 in Mountain Biking heatmap [+]
- 5 in E-Biking
- 5 in Trail Running
- 5 in Hiking
- 5 in Winter Fat Biking
- 5 in Adaptive Biking
- 5 in Gravel Biking
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Trail TypeAsphalt/Tarmac Road
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Bike TypeDH, AM, XC, DJ, RD, Fat, Adaptive MTB, CX, Gravel
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Climb DifficultyGreen
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Physical RatingEasy
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Trail VisibilityAlways easy to follow
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SeasonΑσφάλτινη οδός.
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eBike AllowedYes up to Class 1
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TTFs on TrailBridge
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Ride in RainYes
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Year Opened2025
Ασφαλής υπόγεια διάβαση,κάτω απο την Εθνική οδό για Μουδανιά.
Adaptive Bike Info
aMTB Green Rating: Beginner features and moderate terrain.
Local Trail Association
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Please consider joining or donating to the local trail association to supportDonate to earn trail karma!
trail development & maintenance.
Recent Activity on Trail
Past Week
- 0 rides
6 Months
- 0 rides
All
- 0 rides
Underground pass Trail Reports
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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 activity logs 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 users are riding a trail in its intended direction.
The colour categories are based on what percentage of users are riding a trail in its intended direction.
- > 96%
- > 90%
- > 80%
- > 70%
- > 50%
- < 50%
- bi-directional trail
- no data
Trail Last Used
Trailforks scans activity logs 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 activity logs 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 activities = more kinetic energy = warmer colors.
- most popular
- popular
- less popular
- not popular
ATV/ORV/OHV Filter
Max Vehicle Width
inches
US Cell Coverage
Legend
Radar Time
Activity Recordings
Trailforks uses anonymized public activity data.
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Activity Recordings
Trailforks uses anonymized public activity data.
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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 users jump on trails. Zoom in to see individual jumps, click circles to view jump details.
BC Backroad Status
![map legend]()
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.
Slope Aspect
Direction the slope faces
Trails Deemphasized
Trails are shown in grey.
Only show trails with no bike usage.
Suggested Layers
Based on selected activity type
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Directions to underground-pass trailhead
(40.588800, 22.969180)
Photos
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Videos
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- By cain1977 & contributors
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