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Grotta del Tappo

Grotta del Tappo

Cave with various small chambers and branches, 54 m in extent, intensely decorated with evident collapses and instability.

Terni 54m 6m

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Grotta del Tappo

Cave with various small chambers and branches, 54 m in extent, intensely decorated with evident collapses and instability.

Terni

Length: 54 m · Depth: 6 m

Updated record

https://espeleoworld.com/en/c/grotta-del-tappo-terni-terni

Information can change. Always verify coordinates, access, weather, and cave conditions before setting out.

Cave with various small chambers and branches, 54 m in extent, intensely decorated with evident collapses and instability.

Characteristics

  • Type: Cave
  • Municipality: Terni
  • Cadastre no.: UM1034
  • Length: 54 meters
  • Depth: 6 meters
  • Record updated:

Location

Location: Cesi, San Martino, Cava Bisogni.

Route information: Scrub or bushland, Steep slope, Wall requiring rigging.

Entrance: Small entrance in the Cava wall that came to light during works.

Entrance context: Wall, Anthropized, Quarry/Mine.

Access: Gate, Fence, Private property; access to the Cava is prohibited by the owners.

Map

Entrances

Always verify coordinates and access conditions before setting out.

  1. Grotta del Tappo

    Elevation: 379 m

    42.604582, 12.604334
    Open in map Open in Google Maps
Download all entrances as GPX

Photos

Grotta del Tappo - Photo, TerniView image
Click to enlarge

© Mauro Barbieri · LicenseRef-FUGS-media-per-item · Federazione Umbra Gruppi Speleologici (FUGS), Catasto Speleologico dell'Umbria · https://catasto.fugs.it/index.php?mod=caves&op=view&id=1034

Image 1 of 1

Description

Morphology

Cave with various small chambers and branches 54 m in extent, with evident collapses and instability. Predominantly horizontal trend.

Geology: MAS Limestone - Lower-Upper Jurassic (Sinemurian-Pliensbachian); massive limestones; massive, obliterated.

Speleothems

The cave is intensely decorated.

Progression

Traversability: demanding; recommended period all year. Rigging: temporary. Progression difficulty: narrow passages, traverses. Hazards: dangerous access, rockfalls/collapses.

History

Notes on the name: it takes its name from the fact that, as soon as it was cleared, a GSTA caver could not get in, creating a plug.

Bio

Bats: presence of at least 15-20 bats on 28/08/2025.

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Source: Catasto Cavità Umbria (Federazione Umbra Gruppi Speleologici, FUGS) (catasto.fugs.it), modified. LicenseRef-FUGS-no-licence-stated Federazione Umbra Gruppi Speleologici (FUGS), Catasto Speleologico dell'Umbria · https://catasto.fugs.it/index.php?mod=caves&op=view&id=1034 · data as of 2025 · Source: Catasto Cavità Umbria (Federazione Umbra Gruppi Speleologici, FUGS) (catasto.fugs.it), modified. LicenseRef-FUGS-media-per-item Federazione Umbra Gruppi Speleologici (FUGS), Catasto Speleologico dell'Umbria · data as of 2025