North America
United States
USA
Utah
Wasatch Front
Salt Lake City
Big Cottonwood Canyon
Mule Hollow Wall
Mule Hollow Wall-Main Wall
Ascent: Jam Crack Route
Crags
Your favorites
No favorite crags yet!
You can add favorite crags from your
dashboard, or look for this button
as you browse the index:
Map
United States map
World map
Climbers
United States
Contributors
Trad rating
Sport rating
Boulder rating
World
World contributors
Trad rating
Sport rating
Boulder rating
Forum
United States
Forum
General
World Forum
Gyms forum
Release forum
How to forum
Photos
United States
Photos
Topos
Web-Covers
World
Photos
Topos
Web-Covers
Your photos
Photos uploaded by you
Photos taken by you
Photos of you
Friends photos
Photos uploaded by friends
Photos taken by friends
Photos of friends
Logbook
United States
Ascents
Your ascents
Friends ascents
World
Ascents
Your ascents
All your ascents
Trad CPR
Sport CPR
Boulder CPR
Gym Sport CPR
Gym Boulder CPR
Friends ascents
All friends ascents
Competitions
Climbing Film Tour Australia
Reel Rock 18 - Film Tour
Who Climbed Most this Month
Who Climbed Hardest this Month
Guidebooks
United States
Guidebooks in United States
Guidebooks above United States
General
World
Help
Homepage
About theCrag
Contact Us
Mission and Vision
Media resources
Merchandise Shop
Policies
Supporting theCrag
Supporter Benefits
Perks
New Features and Bugs
theCrag on Topo Guru App
theCrag on your Apple Watch
Credit and Thanks
Help
Climbing Knowledge
Introduction to Rock Climbing
Grades and Grade Conversions
Route Gear Styles
Tick Types
Rock Types and Geology for Climbers
Hardest Routes
Hardest Trad Routes
Hardest Boulders
Climbing World Ranking
Climbing Terms Glossary
Getting started
Searching
Grades on theCrag
grAId
Stars and route quality
Nearby iconic routes
Classic crags
PDF Crag Guide
Seasonality
Profile Badges and Account Types
Code of Etiquette
Ticking and logbook
Logging ascents
Climber Performance Rating (CPR)
CPR timeline explained
Calculating tick shift
Check your local and global ranking
Import your logbook
Export your logbook
Export ascent data from 8a.nu
Share and Connect
Favorite crags
Publish your profile
Watching discussions
Facebook connect
Lists
Adding content
User permissions
Karma
Data Contributor
Warnings
Adding and Editing Routes
Adding and Editing Areas
Naming Policy
Drawing topos
Taking photos for topos
Hash tagging
Maps and geolocations
Structured tagging
Private, sensitive and closed crags
Creating Web-Covers
Advanced editing
Embedding photos and videos
Formatting Text
Moving and sorting
Merging and deleting
Mixed copyright
Publisher participation
Gym Solution by theCrag
Add your Gym to theCrag
Register your Gym
Indoor Gym Ascents
Climbing Contests & Competitions on theCrag
Managing Gym Permissions
Archiving a Gym Route
Partner with us
Advocacy Groups
Crag Developers & Guidebook Editors
Local business
Business sponsorship
Ad specifications
Embed and API
Sharing and embeding (API)
Embed theCrag
Log in
Sign in with Google
Username
Password
Login
Forgot your login details?
Create an account
Mule Hollow Wall
Mule Hollow Wall-Main Wall
Mule Hollow Wall-Descent Gully
Mule Hollow Wall-Sea of Glass Wall
Ascent: Jam Crack Route
Ascent details
Account
Douglas Knox
Route
★
★
Jam Crack Route
Ascent label
Jam Crack Route
Route gear style
Trad
150m
Climbed gear style
Tick
Ascent date
2004-07-29
Log date
2010-04-13
Length
-- Inherits from route --
Route grade
5.6
Ascent grade
5.6
Quality
Classic
With
Attempts
Tags
Comment
Take the camera! Excellent views.
Links
View all ascents of this route
All Douglas Knox ascents of route
Logbook
Climber Performance Rating
CPR eligibility
eligible
Chart
Trad
CPR base
1123
CPR tick shift
1423 (+300 points)
CPR decay
0 (-1423 point)
Share this
Discussion
See
Formatting Text
article for help writing formatted descriptions.
Make comment
Deutsch
English
Español
Français
Italiano
한국어
Português
中文
