How I self belay top rope with the Shunt
Video Statistics and Information
Channel: Dave MacLeod
Views: 74,503
Rating: undefined out of 5
Keywords: self belay, self belay top rope, self belay technique, shunt self belay, taz lov 3 self belay, taz lov 3, minitraxion self belay, rope solo top rope, grigri self belay
Id: q4N2WGcABLo
Channel Id: undefined
Length: 48min 0sec (2880 seconds)
Published: Fri Oct 07 2022
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This is a great video, I would never in a million years use a single Shunt like he does but he outlined very clearly all the potential failure modes and how he mitigates them (also for other common devices). The important thing to note is that he is an elite athlete that climbs E11 trad, so he definitely has way above average ability to keep in control and vigilant on the equipment at all times while climbing. With a setup like his, you are just one little mistake or panic moment away from taking a ground fall (e.g. grabbing the Shunt, or having it catch in clothing or rotate upside down).
I am nowhere near his ability (and neither are 99.9% of climbers) so I would never climb without a backup device, personally I use a Trango Vergo with a MicroTrax backup.
Both devices have potential failure modes (the Vergo works by rotating an pinching the rope similarly to the Taz Lov3 shown in the video so it the same potential issues with forward falls or getting caught between the legs, and can have some potentially fatal interactions with carabiners as shown in this Yann Camus video, while the MicroTrax can fail when clothing or debris gets between the rope and the teeth) but the likelyhood of both happening simultaneously is low enough for me to feel safe while climbing and allow margin for mistakes or freak accidents.
Even with redundant setups and backup knots, as Dave said in the video it is very important to understand the potential failure modes of the equipment you are using and remain vigilant.
Even if I would never use his setup I am glad he uploaded an improved version of the original video that got taken down, as there is a lot of useful information about rope management, working on overhanging terrain and moving around on the rope.
If you TRS it is definitely worth a watch even if you don't (rightfully!) intend to use the Shunt.
There are so many many different TP belay setups and devices out there; this clearly has worked for him and he's got two decades of success (or should I say lack of failure) to back it up.
I will argue this though, all the potential hazards he listed using a Grigri can be simply mitigated by having couple of catastrophe knots once you're a few metres above the ground.
In terms of taking the slack out, if you can't free up one hand for a split second every metre or two, the route is probably too hard for you. How are you supposed to place gear and clip draws?
The downside is obviously you'll have to use a dynamic/semi-dynamic rope and it could stretch too much on a long route.
The channel Yann Camus Blissclimbing has some videos on the shunt and how it has failed in real life, as well as some alternative devices to use. We can probably learn just as much from the mistakes of the average climber as the expertise of a pro climber :)
Peronally, I use a combination of grigri and petzl asap for lead rope solo, and either a jumar and microtraxion or a jumar and grigri for top rope solo. I will sometimes LRS up an easier route to then traverse into my project, build an anchor and then TRS the project. It's a hassle compared to having a belayer, but it works :)
Thought folk here might find this interesting. Also interesting Dave still uses a shunt. I can imagine some here TRS when working a project. This is a new video since he took down the old one.
Reading these threads has made me realize I am willing to take quite a bit of risk compared to other climbers on this post. I might have to reconsider the risks I'm willing to taking. I only say this because I have done 100s of laps(mostly slightly overhanging terrain) on a Petzl rescucender and i'm interested to hear what people think about using it for a TRS setup.