Opening gambit | HVS Trad climb in Twll Mawr

United Kingdom / Wales / Caernarfon
UKClimbing.com

Quick Info

Grade HVS
Type Trad climb
Crag Twll Mawr
Country United Kingdom 🇬🇧
Rock type Slate
History
Recorded ascents 1

Quick Info

Grade HVS
Type Trad climb
Crag Twll Mawr
Country United Kingdom 🇬🇧
Rock type Slate
History
Recorded ascents 1

One of the first routes on slate, up the huge tottering back wall of Twll Mawr, the climb has been substantially altered by rockfall since Joe Brown’s first ascent and is now graded XS. An adventure strictly for connoisseurs.

Contributors
24 contributions since 19th July 2026.
1 contribution since 25th August 2026.

Pics + Vids

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Ascents

1 successful ascent recorded.

Climber Style Ascent Date Suggested Grade

A typically adventurous contribution into the unexplored territory in Joe’s back yard, he graded the climb HVS 4c.