Sima de la Burra
Cavity explored in 1985 by the G.S. Haut Pyrénéen (Tarbes F.) near the French border, with a sloping entrance and a vertical development of pits and meanders down to a depth of 395 metres.
EspeleoWorld
Sima de la Burra
Cavity explored in 1985 by the G.S. Haut Pyrénéen (Tarbes F.) near the French border, with a sloping entrance and a vertical development of pits and meanders down to a depth of 395 metres.
Isaba/Izaba
Sviluppo: 225 m · Profondità: 396 m
Scheda aggiornata
https://espeleoworld.com/it/c/sima-de-la-burra-isaba-izaba
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Cavity explored in 1985 by the G.S. Haut Pyrénéen (Tarbes F.) near the French border, with a sloping entrance and a vertical development of pits and meanders down to a depth of 395 metres.
Descrizione
Morfologia
The sloping entrance leads to a 21-metre pit and another of 15 metres; a narrow passage with airflow opens onto a 17-metre vertical drop that, by way of a window, connects with a chamber with an E-W fracture and a new 64-metre vertical drop. A meander follows with drops of 12, 4, 5, 8, 6 and 9 metres, with a change of direction, and new pits of 15, 10, 7, 27, 18, 5, 7 and 53 metres, and a new meander down to a depth of 395 metres.
Progressione
The cavity was explored in 1985 by the G.S. Haut Pyrénéen (Tarbes F.). The route has airflow down to a depth of 395 metres.
Storia
1985: G.S. Haut Pyrénéen (Tarbes F.). 1986: G.S. Carpetras (France), S.C. Poitevin and H. Pirenées de Tarbes.
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Fonte: Gobierno de Navarra – Catálogo espeleológico de Navarra (datosabiertos.navarra.es), modificato. CC BY 4.0, https://creativecommons.org/licenses/by/4.0/ Gobierno de Navarra · dati aggiornati a 2022