Detailed Engineering for the Repowering of the 220 kV Lagunas–Cahuiza Lines – CMDIC | Esinel Engineers Chile
Transmission Lines

Detailed Engineering for the Repowering of the 220 kV Lagunas–Cahuiza Lines – CMDIC

Client:  Collahuasi
Year:  2026
Location:  Lagunas–Cahuiza, Tarapacá Region
Electrical engineering project in Chile – Repowering of the 220 kV Lagunas–Cahuiza Lines CMDIC
Category
Transmission Lines
Start year
2026
Client
Collahuasi
Length
Section exceeding 110 km
Project description

Detailed engineering aimed at increasing the capacity of the 220 kV electrical line that supplies the Compañía Minera Doña Inés de Collahuasi (CMDIC) operation, considering a section of more than 110 km between the Lagunas and Cahuiza substations.

Esinel Engineers scope

Development of detailed engineering for the repowering, including structural verification of existing towers, recalculation of spans and sags for new conductors, technical specification of materials, design of structural modifications, and preparation of construction documentation for project execution along more than 110 km of line.

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