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Trail Conditions
- Unknown
- Snow Groomed
- Snow Packed
- Snow Covered
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- 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
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Legend
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Activity Recordings
Trailforks users anonymized public ridelogs from the past 6 months.
- mountain biking recent
- mountain biking (>6 month)
- hiking (1 year)
- moto (1 year)
Activity Recordings
Trailforks users anonymized public skilogs from the past 12 months.
- Downhill Ski
- Backcountry Ski
- Nordic Ski
- Snowmobile
Winter Trails
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A routing network for winter maps does not exist. Selecting trails using the winter trails layer has been disabled.
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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.
Trails Deemphasized
Trails are shown in grey.
Only show trails with NO bikes.
Save the current map location and zoom level as your default home location whenever this page is loaded.
SaveThis is a small system of trails that are tightly wound to make the most of a power utility company lot. Nice quick after-work destination. It takes 1-2 hours to ride everything.
Primary Trail Type: Cross-Country
eBikes Allowed:
Yes
AKA: Towers of Power

Access Info:
Most people park at the adjacent Philip Arnold Park and ride a few hundred yards up the road to access the trails.
Activities Click to view
- Mountain Bike
15 trails
- E-Bike
8 trails
Region Details
- 6
- 3
- 5
- 1
Region Status
Open as of Jul 2, 2025Stats
- Avg Trail Rating
- Trails (view details)
- 15
- Trails Mountain Bike
- 15
- Trails E-Bike
- 8
- Trails Hike
- 11
- Trails Trail Running
- 11
- Total Distance
- 7 miles
- Total Descent
- 771 ft
- Total Vertical
- 141 ft
- Highest Trailhead
- 453 ft
- Reports
- 375
- Photos
- 133
- Ridden Counter
- 5,742
Popular Tapeworm Mountain Biking Trails
Tapeworm Mountain Bike Routes
title | rating | distance |
---|---|---|
Tapeworm Time Trail Course (2023) race | 7 miles | |
20 mile Tapeworm Ride | popular ridelog | 20 miles |
9 mile Tapeworm Ride | popular ridelog | 9 miles |
7 mile Tapeworm All-Mountain Ride | popular ridelog | 7 miles |
8 mile Tapeworm All-Mountain Ride | popular ridelog | 8 miles |
1 mile Tapeworm Ride | popular ridelog | 1 mile |
9 mile Tapeworm Ride | popular ridelog | 9 miles |
8 mile Tapeworm All-Mountain Ride | popular ridelog | 8 miles |
3 mile Tapeworm Ride | popular ridelog | 3 miles |
5 mile Tapeworm Ride | popular ridelog | 5 miles |
Photos of Tapeworm Mountain Bike
trail: Silkworm
128 |
Apr 24, 2022 @ 12:31pm
Apr 24, 2022
trail: Silkworm
111 |
Apr 24, 2022 @ 12:30pm
Apr 24, 2022
trail: Access Road
30 |
Nov 8, 2021 @ 10:41pm
Nov 8, 2021
trail: Access Road
24 |
Nov 8, 2021 @ 10:40pm
Nov 8, 2021
trail: Access Road
38 |
Nov 8, 2021 @ 10:40pm
Nov 8, 2021
trail: Silkworm
123 |
Oct 3, 2021 @ 2:28pm
Oct 3, 2021
trail: Crop Circles
59 |
Jul 15, 2021 @ 7:22am
Jul 15, 2021
trail: Crop Circles
64 |
Jul 15, 2021 @ 7:22am
Jul 15, 2021Videos of Tapeworm Mountain Bike

trail: Silkworm
0:12 |
|
Dec 14, 2020

trail: Quarantine
0:24 |
684 |
Jul 25, 2020

trail: Parasite
0:06 |
148 |
Nov 7, 2018

trail: Bermsled
3:05 |
1012 |
Mar 28, 2018

trail: Bermsled
0:30 |
1347 |
Mar 3, 2018

trail: Bermsled
3:06 |
439 |
Nov 2, 2015

trail: Bermsled
0:31 |
418 |
Mar 21, 2015

trail: Bermsled
4:26 |
613 |
Nov 12, 2014
Recent Trail Reports
status | trail | date | condition | info | user |
---|---|---|---|---|---|
Access Trail | Jul 2, 2025 @ 9:00am Jul 2, 2025 | Dry | ekafrikay | ||
Silkworm | Jul 2, 2025 @ 9:00am Jul 2, 2025 | Dry | ekafrikay | ||
Quarantine | Jul 2, 2025 @ 9:00am Jul 2, 2025 | Dry | ekafrikay | ||
Tapeworm | Jun 28, 2025 @ 3:29pm Jun 28, 2025 | Unknown | Champhawker | ||
Parasite | Jun 5, 2025 @ 8:52pm Jun 5, 2025 | Unknown | kkarbownik | ||
Crop Circles | Jan 18, 2025 @ 3:13pm Jan 18, 2025 | Ideal | CascadeCement | ||
Crop Circles Connector | Oct 21, 2024 @ 12:06am Oct 21, 2024 | Ideal | sum1els | ||
Access Trail | Jun 26, 2024 @ 1:22pm Jun 26, 2024 | Dry | dzirkler | ||
Access Road | Jun 26, 2024 @ 1:22pm Jun 26, 2024 | Dry | dzirkler | ||
Access Road | Jun 26, 2024 @ 1:22pm Jun 26, 2024 | Dry | dzirkler |
Activity Feed
username | action | type | title | date |
---|---|---|---|---|
JordanX58Srr | wishlist | trail | activity #75464513 | Jul 8, 2025 @ 9:46am 2 hours |
perkint | wishlist | route | activity #75426296 | Jul 7, 2025 @ 5:23pm 18 hours |
trailforks | add | video | activity #75300256 | Jul 6, 2025 @ 1:00am 2 days |
ekafrikay | add | report | activity #75046566 and 2 more | Jul 2, 2025 @ 1:42pm Jul 2, 2025 |
Brunobell | ridden | trail | activity #74911374 | Jun 30, 2025 @ 1:42pm Jun 30, 2025 |
Recent Comments
username | type | title | comment | date |
---|---|---|---|---|
trail | Awesome trail. I'd rather have a real one though | Jun 10, 2025 @ 6:41pm Jun 10, 2025 | ||
trail | Holy crap. I rather have the real thing than... | Jun 10, 2025 @ 6:39pm Jun 10, 2025 | ||
trail | Recent revamp cudos to the tapeworm Facebook... | Nov 9, 2024 @ 2:51am Nov 9, 2024 | ||
trail | DNA and crop circles are cut back and rideable... | Jul 2, 2024 @ 10:09am Jul 2, 2024 | ||
trail | Overgrown with thorn bushes. | Jun 11, 2024 @ 10:40pm Jun 11, 2024 |
Nearby Areas
name | distance | ||||
---|---|---|---|---|---|
May Creek Park | 3.8 km | ||||
Spring Lake/Lake Desire | 12 | 4 | 1 | 4.9 km | |
Pioneer Park | 32 | 5.1 km | |||
North SeaTac Park | 40 | 4 | 2 | 5.3 km | |
Bellevue Open Space | 2 | 6.1 km |
Local Mountain Biking Directory
-
Tapeworm Trail Crew
-
Go Huck Yourself
-
Center CycleBike Shop
Local Products
Activity Type Stats
activitytype | trails | distance | descent | descent distance | total vertical | rating | global rank | state rank | photos | reports | routes | ridelogs |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mountain Bike | 15 | 7 miles | 771 ft | 3 miles | 141 ft | #1,381 | #754 | 133 | 375 | 1 | 6,140 | |
E-Bike | 8 | 5 miles | 515 ft | 2 miles | 125 ft | #571 | #213 | 335 | 115 | |||
Hike | 11 | 6 miles | 640 ft | 2 miles | 141 ft | #1,250 | #793 | 358 | 44 | |||
Trail Running | 11 | 6 miles | 640 ft | 2 miles | 141 ft | #1,255 | #789 | 358 | 42 |
- By brenthillier
NSMBA TRAILFORKS & contributors
- Admins: TTC, EMBA-C2S
- #8146 - 14,528 views
- tapeworm activity log | embed map of Tapeworm mountain bike trails | tapeworm mountain biking points of interest
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