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Photo Costantino Bottoli · FVG Regional Speleological Cadastre
Geosite 5 · Sinkholes and abysses of the Cansiglio

> Abisso del Permesso <

A “young” abyss: found in 2007–2008 and cleared of debris, it now descends to −108 m and is still being explored.

Cadastre no. 75894589 FRComune di Polcenigo
1086m a.s.l. · entrance
−108m · depth
272m · total length
340 mfrom the Ring of the Abysses

What it looks like

  • Narrow entrance on the steep edge of a .
  • Pozzetto di 4 m, poi pozzi di 35, 15, 17 e 28 m.
  • It ends in a sloping fissure over 20 m high with a muddy floor; a side branch with 44 m and 8 m shafts rejoins the main one.

Water and air

No hydrological data; in winter a strong inward draught is felt at the entrance.

History of the explorations

  1. 2008

    Discovery and first survey (GS Vittorio Veneto, with the USP)

  2. 2009

    Discovery of the side branch

  3. 2015

    Targhettatura e posizione GPS (GS Sacile)

Photo gallery

Images · Abisso del Permesso

5 photos · Photo Costantino Bottoli, Foto Andrea Fersuoch, Foto Stefano Da Ros · fonte: FVG Regional Speleological Cadastre. Tap a photo to enlarge it.

The entrance, with the cadastre number
The entrance, with the cadastre numberPhoto Costantino Bottoli · FVG Regional Speleological Cadastre
The entrance
The entrancePhoto Andrea Fersuoch · FVG Regional Speleological Cadastre
Inside the cave
Inside the cavePhoto Stefano Da Ros · FVG Regional Speleological Cadastre
Inside the cave
Inside the cavePhoto Stefano Da Ros · FVG Regional Speleological Cadastre
The plaque with the cadastre number
The plaque with the cadastre numberPhoto Costantino Bottoli · FVG Regional Speleological Cadastre