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46 votes

Is it dangerous to rope together on an ascent of hard packed ice?

If the snow was hard packed enough that a self arrest is not possible, and there are no intermediate anchors, then if one person falls, they can take the whole team down with them. If that was the ...
Charlie Brumbaugh's user avatar
30 votes
Accepted

If one falls through the ice while ice fishing alone, how might one get out?

If you fall through lake ice while your speed is low or zero, you probably can find the hole in the ice right away; so the first danger, of drowning, should not be a problem. Whenever you go onto ice, ...
gerrit's user avatar
  • 27.2k
28 votes

How can I find the safest place to cross a frozen river from a map?

The only factor that is going to be important is the speed of the river. Faster parts of a river stay liquid longer, and are going to give you a thinner surface. A surface broken by rocks helps very ...
DJClayworth's user avatar
  • 1,831
22 votes
Accepted

Is it dangerous to rope together on an ascent of hard packed ice?

The most common options coming to my mind are: Securing from anchors and building e.g. one rope-party with 2 and one with 3 members This is slow but very safe. You do it in steep and/or difficult ...
Wills's user avatar
  • 12.2k
13 votes

Is it dangerous to rope together on an ascent of hard packed ice?

It look like they are "moving together". Very common in alpine ascents when moving over easier ground where it would take too long to pitch the climb (fixed belay). The leader would run out around 10-...
Pete Anenome's user avatar
13 votes

How can I find the safest place to cross a frozen river from a map?

There is no general rule in winter, it simply depends too much on conditions. Most rivers have a lot less flow in winter, as precipitation falling as snow will not run off into the river. Rocks in a ...
Manziel's user avatar
  • 7,255
12 votes

How can I find the safest place to cross a frozen river from a map?

safer to cross Hope for the best, plan for the worst: think ahead what you will do if the ice breaks. In this case you can cross at the "Kahlaamo" (ford, crossing place) near the bottom of ...
jpa's user avatar
  • 836
12 votes

If one falls through the ice while ice fishing alone, how might one get out?

In addition to the ice claws, I recently attended an ice fishing seminar where the presenter highly recommended wearing a windproof and insulated fishing suit with built in flotation. He said having ...
Milwrdfan's user avatar
  • 221
11 votes

How do locals (short of drilling) determine that lake ice is safe for skating, ice fishing, snowmobiling, skiing?

My question is: short of drilling, how do locals decide the ice on their lakes is safe for winter sports? What people in North America do (for testing if you can walk on the ice) is: Check that the ...
Rob's user avatar
  • 366
11 votes

Can microspikes replace crampons when crossing ice in summer?

Absolutely yes. I don't leave my home without them (well, another model than the one you linked) if there is any chance of hitting snow/ice during a hike. For such hikes, they always, at any time of ...
AnoE's user avatar
  • 1,918
11 votes

How can I find the safest place to cross a frozen river from a map?

In a meander the fastest flow and the deepest water are on the outside of a bend. The outside of a bend is therefore where you're most likely to have trouble with both thin ice and deep water. If you ...
Chris H's user avatar
  • 26.3k
10 votes
Accepted

What is an ice circle, and how does it form?

Ice Disk That phenomenon is called an ice disc or ice circle. It occurs in slow moving water in cold climates. Ice discs form on the outer bends in a river where the accelerating water creates a ...
OddDeer's user avatar
  • 23.5k
10 votes

Is it dangerous to rope together on an ascent of hard packed ice?

It's impossible to say from a photograph whether something is "safe" or not. Many factors come into play, including the experience level of the climbers concerned. For all we know, they may have ...
Toby Speight's user avatar
  • 4,661
10 votes
Accepted

What are the correct techniques for rescuing someone who has fallen through the ice?

Most important: Be prepared! On organized skating tours (at least in sweden) the following is mandatory equipment. An ice probe (to determine ice thickness so you wont go through in the first place) ...
Guran's user avatar
  • 1,972
9 votes

Is it dangerous to rope together on an ascent of hard packed ice?

As mentioned by others: It is impossible to definitely judge the situation from just the photo, and that's all we have. As far as I see, there is no protection between the roped climbers here. So my ...
imsodin's user avatar
  • 21.8k
9 votes
Accepted

Self rescue procedure when falling through ice, but the ice keeps breaking

What do you do in this situation? Just keep moving, trying to basically swim through the ice, while breaking it hoping to reach thicker ice or the shore? More or less, yes with two caveats. If ...
StrongBad's user avatar
  • 10.7k
9 votes

How can I perfect my backyard ice rink?

We have a pond on our farm and often groom the ice for ice skating. We have a pretty simple 3-step process that takes about 20 minutes with a couple of people and gives us great ice: Shovel off any ...
Fortis's user avatar
  • 91
8 votes

How do locals (short of drilling) determine that lake ice is safe for skating, ice fishing, snowmobiling, skiing?

In sweden, where skate touring is a popular winter sport, skaters bring a device called "ispik". (Ice pike). They come in two varieties. Either double pike, that looks like a sturdier version of a ski ...
Guran's user avatar
  • 1,972
8 votes

What conditions would lead to lake ice being extremely clear?

Conditions that can lead to clear ice such as this are: Water with few impurities causing less scattering of light: This lake does not have any water flowing into it, therefore rain is the only ...
wanderweeer's user avatar
  • 2,780
7 votes

What is this raised, icy-looking structure, found at the edge of a partially frozen lake?

Its just the result of pressure on the ice pushing the slabs up like that. It could also have been a solid non melting object underneath like a rock, but I can't see one in the picture. Ice will do ...
Charlie Brumbaugh's user avatar
7 votes

How to identify good winter boots for walking on ice?

Rocky Mountain Canadian here, The easiest way to identify good boots for ice is to simply feel the rubber on the soles. The softer and the stickier the rubber on the soles of the boots, the better ...
ShemSeger's user avatar
  • 53.6k
7 votes

Can microspikes replace crampons when crossing ice in summer?

Depends on how steep your ice patch is. Crampons are really good when you have steep slopes and you need to do some real front pointing. Crampons are good for mixed climbing as well. They are also ...
Ricketyship's user avatar
  • 7,815
7 votes
Accepted

How do locals (short of drilling) determine that lake ice is safe for skating, ice fishing, snowmobiling, skiing?

You need between 3 and 4" of clear ice to be safe, but, with practice, you can visually determine if there is this amount or more. The key is that ice can support your weight in boots and not yet be ...
gbronner's user avatar
  • 421
7 votes

How can I find the safest place to cross a frozen river from a map?

There really isn't one way only from a map as there are features that can affect were you are going to cross that the topo map won't be the most accurate about or will be misleading. Satellite ...
Schleis's user avatar
  • 648
6 votes

How can I perfect my backyard ice rink?

I don't ice skate and my main goals of working with ice are to get it gone. That said, if I did want to even out ice with the least amount of work and expense I would get a weed burner and a bottle ...
James Jenkins's user avatar
6 votes

How can I perfect my backyard ice rink?

It looks like to build a homemade Zamboni, you need some type of powered transport like a four-wheeler, riding lawnmower or a kid on a tricycle. Then you need a supply of hot water and something to ...
Charlie Brumbaugh's user avatar
6 votes

How can I perfect my backyard ice rink?

Obvious try and keep people off the ice when it is soft. Ice resurfacer Before Zamboni 3 or 4 workers had to scrape, wash, and squeegee the ice. A thin layer of water was then added for ...
paparazzo's user avatar
  • 7,166
6 votes

What are the correct techniques for rescuing someone who has fallen through the ice?

If anyone has ever fallen through ice, you know how devastating is the physical shock of loosing all your body heat in a flash. I fell through ice once, but was fortunately able to get to shore ...
Ken Graham's user avatar
  • 9,629
6 votes

What are the correct techniques for rescuing someone who has fallen through the ice?

The standard way of pulling someone up would be to throw your rescue line to them and then pull them up. But as with anything that is potentially dangerous, the most important part is for everyone (in ...
neptun's user avatar
  • 201
6 votes

How do locals (short of drilling) determine that lake ice is safe for skating, ice fishing, snowmobiling, skiing?

A quick online search shares a few tips which echo what I've heard from ice fishermen and experienced myself: Ice freezes first and thaws first at the edges, and these areas tend to be weaker. ...
cr0's user avatar
  • 3,981

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