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Posts by Ben Crowell‭

227 posts
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Q&A Placing protection efficiently when leading trad?

I'm a beginning trad leader, having done about five easy fifth class leads. I've had some formal instruction, but don't currently have access to a teacher or mentor. I'm finding that I'm extremely ...

4 answers  ·  posted 11y ago by Ben Crowell‭  ·  last activity 6y ago by System‭

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Q&A What is the difference between back-stepping versus a layback in rock climbing?

At the gym today, a climber referred to "back-stepping" for a move that I would have referred to as a layback. I said, "I would have called that a layback," and he said, "Yeah, the difference is ki...

2 answers  ·  posted 9y ago by Ben Crowell‭  ·  last activity 7y ago by System‭

Question rock-climbing
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Q&A Cycle of actions and voice signals on a multipitch climb

Alice and Betty are climbing in a team of two. Let's start the cycle with both climbers together at a belay, both tied in to the anchor with clove hitches. Betty is going to lead the next pitch. Th...

posted 5y ago by Ben Crowell‭  ·  last activity 5y ago by System‭

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Q&A What is the strongest knot using a steel-thimble to make a steel-eyelet at the end of the line?

The idea that knots vary along a continuum of strength is a misconception. There is a class of knots that, in the correct application, simply do not spontaneously come undone. It then doesn't make ...

posted 5y ago by Ben Crowell‭

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Q&A What are the benefits of learning to climb outdoors rather than indoors?

I would say I'm a fairly experienced hiker, and would love to begin climbing some more challenging mountains i.e. mountains that require actual climbing, rather than just hiking. [...] are there...

posted 7y ago by Ben Crowell‭  ·  last activity 7y ago by System‭

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Q&A How does the effort required for a hike or run depend on the amount of elevation gain?

The previous question motivated me to study this question more deeply, and to write some open-source software to do the relevant calculations. Along the way, I learned that a lot of what people bel...

posted 8y ago by Ben Crowell‭  ·  last activity 8y ago by System‭

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Q&A What factors should I consider to prepare high protein meals using a single camping stove and pan?

what are you recommendations for protein or fat rich foods using traditional camping methods Focusing on the fat part, the following are all practical sources: olive oil, or any other vegeta...

posted 8y ago by Ben Crowell‭

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Q&A How many calories does hiking burn?

There is a paper here by Minetti et al. describing systematic measurements of this kind of thing: To get an estimate, I assumed that you climbed up and down 1000 m twice, so that the gradient was...

posted 8y ago by Ben Crowell‭  ·  last activity 7y ago by System‭

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Q&A Most common infectious diseases acquired in the wilderness?

People traveling in the wilderness can acquire infectious diseases. These can be caused by organisms such bacteria, viruses, protozoans, or fungi. They can be transmitted through drinking contamina...

1 answer  ·  posted 8y ago by Ben Crowell‭  ·  last activity 8y ago by System‭

Question backpacking health
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Q&A Online instructional videos for crack climbing

For technical face climbing, there are some really good online instructional videos (on youtube) by Neil Gresham. Can anyone recommend similar instructional videos for crack technique?

1 answer  ·  posted 8y ago by Ben Crowell‭  ·  last activity 7y ago by System‭

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Q&A Why static rope rather than webbing for toprope anchors?

I'm signed up for an AMGA single-pitch instructor course (to learn how to teach other people single-pitch climbing). One of the pieces of gear we're supposed to bring is a 30 meter static rope "for...

4 answers  ·  posted 8y ago by Ben Crowell‭  ·  last activity 8y ago by System‭

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Q&A Is there a general rule for climbing runout grading?

However, your frightening and my frightening are completely different. IMO this is less subjective than you're thinking, and the WP definition is not very good. The issue is not the spacing o...

posted 8y ago by Ben Crowell‭  ·  last activity 8y ago by System‭

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Q&A How can the attitude that one is a guest in black bear country prevent hassles with bears?

The question asks: What are the three to five most important do's and dont's -- in simple bullet form -- for a guest in black bear country? But there is really only one item on the list: St...

posted 8y ago by Ben Crowell‭  ·  last activity 8y ago by System‭

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Q&A What are wildlife hazards/precautions near the treeline at 8200ft on Hearst Lake in Montana?

Elk do go to high elevations in the summer, and apparently they're pretty dangerous in spring and fall: http://www.canadianparks.com/resources/letters/let-dangerouselk.html . The thing to do to avo...

posted 9y ago by Ben Crowell‭  ·  last activity 9y ago by System‭

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Q&A Should you occasionally use locking biners on pieces of protection when using alpine draws?

I usually carry 10 single-length slings and 2 doubles, which means I have 24 carabiners just for the draws. That's a lot of biners, which is of course why most people will use all wiregates for thi...

posted 9y ago by Ben Crowell‭

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Q&A Avoiding a "ding-dong" when lead belaying in the gym?

I sometimes climb in the gym with a partner who outweighs me by about 50%. When he's leading and falls from above his protection, I can get pulled up to the first clip. If he's not very far up, thi...

4 answers  ·  posted 9y ago by Ben Crowell‭  ·  last activity 6y ago by System‭

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Q&A When can a glacier be crossed without special gear (axes, crampons, rope, etc.)?

The first thing you need to find out is how heavily crevassed the glacier is, and whether any crevasses are likely to be big enough to fall into. Crevasses can be hidden by snow, so people can fall...

posted 9y ago by Ben Crowell‭  ·  last activity 9y ago by System‭

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Q&A How to prevent sweat washing off insect repellent?

In the book Lightweight Backpacking and Camping, by Ryan Jordan, p. 307, Jordan says that a supply of DEET (presumably 100% concentration) for two weeks should weigh about 0.2 oz, including the bot...

posted 9y ago by Ben Crowell‭

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Q&A Rope between legs while leading on rock, ice

When you're lead climbing, the most common way for the rope to hang naturally, if you don't do anything special, is usually between your legs. Is this OK on rock? On ice? Why or why not? On rock, ...

2 answers  ·  posted 9y ago by Ben Crowell‭  ·  last activity 9y ago by System‭

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Q&A How to efficiently fill a bladder with water?

I normally use cheap, lightweight water bottles to carry my water when I'm hiking. However, sometimes I'm with people who use bladders such as a CamelBak, and I offer to go and fill water bottles, ...

3 answers  ·  posted 9y ago by Ben Crowell‭  ·  last activity 7y ago by System‭

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Q&A Where is the optimal place to do dishes in the backcountry?

Consider using freezer-bag cooking. You boil your water in a pot, then pour it into a freezer bag with your food to cook. Advantages: No dishes to wash. Zero environmental impact. Makes it easier...

posted 9y ago by Ben Crowell‭

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Q&A Is there any difference between a harness used for rock climbing vs for mountaineering?

There are many types of specialized harnesses, including harnesses for sport, trad, and mountaineering. Personally I use the same harness for trad and mountaineering, and it works fine. For trad c...

posted 9y ago by Ben Crowell‭

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Q&A What's the best way to dispose of a body in the backcountry?

Throwing a dead body down a ravine in a rugged mountain area is a morally blameless act, much like throwing your biodegradable orange peel into a bush. Crows and coyotes will rapidly take care of i...

posted 9y ago by Ben Crowell‭

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Q&A Lowering a climber from above using a belay device in autolocking mode

This is not a complete answer but is just my attempt to analyze, after discussion with ShemSeger, the issue of what the Munter does for you as opposed to a Prusik. It seems that there are several d...

posted 9y ago by Ben Crowell‭

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Q&A Lowering a climber from above using a belay device in autolocking mode

I recently gave a belay from above to a group of five people who were all doing the same single-pitch climb and then being lowered off. (In this case the reason for belaying from above was that the...

2 answers  ·  posted 9y ago by Ben Crowell‭  ·  last activity 9y ago by System‭