Open in App
Get this trail on your phone instantly.
more stats
1,650 ft
Distance
51 ft
Climb
-43 ft
Descent
1,167 ft
High Point
7 ft
Altitude change
1,115 ft
Altitude min
1,156 ft
Altitude start
1,161 ft
Altitude end
0.4%
Grade
-13.9%
Grade max
12.6%
Grade min
797 ft
Distance climb
646 ft
Distance down
194 ft
Distance flat
Under Pass Details
-
Activities
- Dirtbike/Moto
- Mountain Bike
- E-Bike
- Hike
- Trail Running
- Observed Trials
-
Riding AreaHalfmoon Bay
, British Columbia -
Difficulty Rating
-
Local Popularity90 in Mountain Biking [+]
- 65 in E-Biking
- 80 in Trail Running
- 100 in Hiking
- 65 in Dirtbiking
- 5 in Observed Trials
-
Global Ranking#152507 in Mountain Biking [+]
- #67869 in E-Biking
- #70799 in Trail Running
- #19545 in Hiking
- #2413 in Dirtbiking
- #1429 in Observed Trials
-
Hiking SAC ScaleT1 Hiking
-
Trail TypeSingletrack
-
DirectionBoth Directions
This trail has a few sections that are a bit challenging. The intention is to re-evaluate the rating to a Blue trail in the near future
Local Trail Association
-
-
Please consider joining or donating to the local trail association to supportDonate to earn trail karma!
trail development & maintenance.
Traditionally Indigenous Territory
Recent Activity on Trail
Past Week
- 0 rides
6 Months
- 0 rides
All
- 5 rides
- Last: Jul 1, 2026
| c1 | c2 | c3 | c4 |
|---|---|---|---|
January | February | March | April |
May | June | July | August |
September | October | November | December |
Under Pass Trail Reports
no reports have been added for Under Pass yet, add a trail report.
Trail reports are used to indicate a trails current condition and inform builders and other riders about any issues on a trail.
Trail reports are used to indicate a trails current condition and inform builders and other riders about any issues on a trail.
close
-
Layers w
- Weather Layers
- Pro
- Pro
- Pro
- Pro
- Pro
- Pro
- More Layers
- Pro
- Pro
- Pro
- Pro
-
Upgrade to
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.
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
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
![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
Save the current map location and zoom level as your default home location whenever this page is loaded.
Save
Directions to under-pass trailhead
(49.524660, -123.838420)
Photos
No photos have been added for Under Pass yet, add a photo.
Videos
no videos have been added for Under Pass yet, add a video.
Reviews / Comments
No reviews yet, be the first to write a review or ask a question.
Use trail reports to comment on trail conditions.
We hope you've been enjoying Trailforks!
Create a FREE account to view trail comments and much more.
Nearby Trails
- Icu 2,582 ft
- Pandora 2,700 ft
- Billy Goat 3,396 ft
- In Touit 3,428 ft
- Access Road 4,003 ft
- Follow/Subscribe
- login to download gpx or kml files.
Frequently Asked Questions About Under Pass
▼
Where is Under Pass located?
Under Pass is located in Halfmoon Bay, British Columbia, Canada. It is part of the Halfmoon Bay trail network. The trailhead is located at coordinates 49.52466, -123.83842.
▼
How hard is Under Pass?
Under Pass is rated as Black Diamond difficulty. The average grade is 0.4%.
▼
What is the elevation gain for Under Pass?
Under Pass has 51 ft of elevation gain. The trail has 43 ft of elevation descent. The elevation ranges from 1,115 ft to 1,167 ft.
▼
Is Under Pass a point to point trail?
Under Pass is not a point to point trail. The direction is Both Directions. The trail type is singletrack.
Hit the Trail
Download Trail
Save to wishlist, Garmin & download.
Find Related Routes
Find routes and users activities that include this trail.
You must enter a description before submitting.