# “Ampliación Proyecto de Explotación La Cuesta” (La Cuesta Exploitation Project Expansion).

Publisher: CapexCue
Canonical dossier: <https://capexcue.com/projects/ampliacion-proyecto-de-explotacion-la-cuesta-la-cuesta-exploitation-project-expansion/>
Dossier reference: release 1 (c3aa1851-f2f5-493a-ab4d-faf3967ec3de)

Released project intelligence

Oldest supporting observation: 2026-11-10T00:52:00.524480+00:00
Dossier released: 2026-11-10T01:57:30.467214+00:00
Source report dates and capture dates are listed per fact below; neither establishes an event date.

## Project summary

The SEA’s consolidated evaluation names the project “Ampliación Proyecto de Explotación La Cuesta” (“La Cuesta Exploitation Project Expansion”). Its location table gives Freirina Commune, Atacama Region, and prints the province as “Huaco”. The works table lists permanent extraction points at Mina La Cuesta (132 m²) and Mina Improvisada (144 m²), each designated for construction and operation. It states that both mines have resolutions to extract copper minerals using sublevel stoping; this describes the mines’ authorizations, not confirmed operation of the expansion. 

Reading scope: This page uses selected text from pages 1, 14, 15 and 103 of the SEA evaluation. The full report was not reviewed; unselected pages and graphical content were not interpreted, and no OCR was commissioned.

## Evidence limits and unknowns

- The selected pages do not establish whether the expansion has been approved for execution, construction has begun, or the expansion is operating. The mine authorization statements describe the named mines, not the expansion’s current status.
- Procurement status, defined supplier packages, budget and supplier availability are not established by the selected pages.

Current purchasing availability: unknown.
Source-dated plans do not establish current progress or available supplier packages.

## Project metadata

Country: Chile
Region: Latin America Caribbean
Physical assets: Copper Mining
Derived from the exact released evidence; unresolved fields remain unclassified.

## Project category

Industrial processes
Derived from the reviewed activity statement; delivery stage remains unclassified.
The ICE states that each named mine has a resolution to extract copper minerals using sublevel stoping. This describes the mines’ authorizations and method, not confirmed current operation of the expansion.
Source: Servicio de Evaluación Ambiental (externally supplied capture) — https://firma.sea.gob.cl/publicaciones/2025/02/11/1739306721_2164440733 | published unknown | observed 2026-11-10T00:52:00.524480+00:00

Project overview
Oldest decisive evidence: 2026-11-10T00:52:00.524480+00:00
Newest evidence: 2026-11-10T00:52:00.524480+00:00
Knowledge reviewed: 2026-11-10T00:54:08.771419+00:00
Publication reviewed: 2026-11-10T01:57:23.556318+00:00

## Name
“Ampliación Proyecto de Explotación La Cuesta” (La Cuesta Exploitation Project Expansion).
Status: reported
Attribution: Servicio de Evaluación Ambiental (externally supplied capture)
Source: Servicio de Evaluación Ambiental (externally supplied capture) — https://firma.sea.gob.cl/publicaciones/2025/02/11/1739306721_2164440733 | published unknown | observed 2026-11-10T00:52:00.524480+00:00

## Scope
The project works table lists two permanent extraction-point works: Mina La Cuesta (132 m²) and Mina Improvisada (144 m²), each designated for construction and operation.
Status: reported
Attribution: Servicio de Evaluación Ambiental (externally supplied capture)
Source: Servicio de Evaluación Ambiental (externally supplied capture) — https://firma.sea.gob.cl/publicaciones/2025/02/11/1739306721_2164440733 | published unknown | observed 2026-11-10T00:52:00.524480+00:00

## Activity
The ICE states that each named mine has a resolution to extract copper minerals using sublevel stoping. This describes the mines’ authorizations and method, not confirmed current operation of the expansion.
Status: reported
Attribution: Servicio de Evaluación Ambiental (externally supplied capture)
Source: Servicio de Evaluación Ambiental (externally supplied capture) — https://firma.sea.gob.cl/publicaciones/2025/02/11/1739306721_2164440733 | published unknown | observed 2026-11-10T00:52:00.524480+00:00

## Location
Freirina Commune, Atacama Region, Chile (CL). The site table also prints the province as “Huaco”.
Status: reported
Attribution: Servicio de Evaluación Ambiental (externally supplied capture)
Source: Servicio de Evaluación Ambiental (externally supplied capture) — https://firma.sea.gob.cl/publicaciones/2025/02/11/1739306721_2164440733 | published unknown | observed 2026-11-10T00:52:00.524480+00:00

## Investment
The project is identified as an expansion; the offered pages do not establish that the expansion has been executed or is operating.
Status: planned
Attribution: Servicio de Evaluación Ambiental (externally supplied capture)
Source: Servicio de Evaluación Ambiental (externally supplied capture) — https://firma.sea.gob.cl/publicaciones/2025/02/11/1739306721_2164440733 | published unknown | observed 2026-11-10T00:52:00.524480+00:00


## Cite this dossier

CapexCue — “Ampliación Proyecto de Explotación La Cuesta” (La Cuesta Exploitation Project Expansion). — dossier released 2026-11-10T01:57:30.467214+00:00, release 1 (c3aa1851-f2f5-493a-ab4d-faf3967ec3de) — https://capexcue.com/projects/ampliacion-proyecto-de-explotacion-la-cuesta-la-cuesta-exploitation-project-expansion/.

For current information and later dossier updates, visit <https://capexcue.com/projects/ampliacion-proyecto-de-explotacion-la-cuesta-la-cuesta-exploitation-project-expansion/>.
This file records the release identified above; the current dossier may change.