Construction & Assembly of Copper Concentrator Line

Contract includes the construction and electromechanical assembly in Greenfield areas of Concentrator Plant, including:

  • – Transport belts
  • – Stockpile
  • – Transport of refined ore
  • – Grinding
  • – Floatation
  • – Cell column
  • – 3 concentrator buildings
  • – Tailings thickener
  • – Filtration of tailings

1.445.854 HH
Location: II Región Antofagasta

EPC Industrial Zone on Surface and in Mine Interior, North Side

Project consists of the construction & assembly of the Mine surface and subterranean installations (Industrial zone on the surface, and in mine interior) via EPC modality. Includes stages of: detailed engineering, construction/assembly, and commissioning. This contract was done thanks to the synergy and know-how of two of our business units, Modular E+C and Industrial Construction and Assembly, as the ‘Cafeteria-Refuge Industrial Grinder- BICH’ project was completed. Thanks to this, our Mine Infrastructure proposal provides shelter for a range of 400-1.200 people at its peak, with main areas such as a cafeteria, offices, control rooms, and workshops, among others; both within the mine’s interior and on the surface.
Volumes: 473.438 HH
Location: II Región, Antofagasta

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Transformation of Acid Plants 3 & 4

  • Client: SNC Lavalin
  • Date: 01/06/2018
  • Scope:

Contract development for the use of resources, the construction and commissioning of the double plants. Included are all necessary activities for the construction of the remaining works, pre-commissioning and start-up.

Volumes: 130.000 HH
Location: Calama, II Región Antofagasta.

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Construction and Assembly of North Area Balance of Plant- SX

  • Client: Albemarle
  • Date: 28/05/2018
  • Scope:

Contract resolves the construction of a series of miscellaneous works for the Balance of Plant of the SX area of the project, highlighting the tanks with the following characteristics:

  • – Storage of concentrated brine (TK 201/202) of 2500m3 and residual water (010/011)
  • – Two storage tanks; one 337m3, and the other with a 400m3 capacity
  • – Two 164m3 FR storage tanks

 186.265 HH
Location: La Negra, II Región Antofagasta.

Heavy Mining Equipment Workshop

Development of the construction and assembly of the Heavy Mining Equipment Workshop (EMP) and auxiliary services, which have been designed and measured for five bays for the maintenance of mining trucks, water trucks, lubrication, front loaders, tractors, graders, excavators, rollers, and tire servicing. With the possibility for future expansion to seven bays (2 future bays).

Location: III Región Atacama.

Construction of La Junta Stage II Changing Facility

Scope and project requirements for the development of this contract, known as ‘Construction of La Junta Stage II Changing Facility” include the execution of all integrated works and activities, direct and indirect, required for the changing facility required:

  • – Changing facility building
  • – Climate control system and hot water system
  • – Potable water supply system
  • – Sewage system
  • – Water treatment plant
  • – Electrical supply system
  • – Decommissioning and demolition of warehouse structures
  • – GLP station and distribution system

 1.264 M2 | 167.399 HH
Location: Área La junta, Distrito Minero El Teniente, VI Región

Water Treatment Plant Construction & Assembly

Potable water treatment plant concentrator: includes scope of works associated with the civil works, metallic structures, piping, electrical instrumentation for the construction of a Potable Water Treatment Plant (PTAP) for the concentrator. Work includes the supply of all labor, supervision, tools, equipment, materials, technical services, and professionals for the execution of all works and necessary activities for the following:

  • – Raw water storage tank
  • – Oxidation tank
  • – Coagulation tank
  • – Flocculation tank
  • – Sedimentation units
  • – Pre-treatment water storage tank
  • – Filters
  • – Filtered water storage tank
  • – Inverse osmosis
  • – Dissolving tanks
  • – REM mineralization CO2 tanksCO2
  • – Treated water elevator plant
  • – Geotubs
  • – Chemical room
  • – Electrica room
  • – Warehouse
  • – CO2 cylinders

Volumes: 215.929 HH

Location: I Región, Tarapacá

Construction & Assembly Works for CNN Safety Harness

Contract includes the construction of civil works (foundation and radial), installation and mounting of 15-meter tall metallic structure building, where two safety harnesses are housed with their respective boxes and supplies. Cabling and electrical connections from existing electrical room.

Volumes: 44.525 HH
Location: Mina Cerro Negro Norte, III Región Atacama.

Dust Control System

Contract includes demolition works, civil and electromechanical works for two belts needing modifications, with the goal of solving the problem of area pollution and the involved process. After 3 months of of preparation, final works of the project were executed during a pause in the plant at the end of the contract. All activities concerning supply, construction, assembly, and pre-commissioning are considered and supported by our mechanical, piping, CSA (civil, concrete, and structural), electrical and instrumentation areas for the implementation of the bypass which permit the transportation of fine mineral ore from the discharge of the secondary harness above belt 2220-CV0004-C01, and the discharge above belt 2320-CV010-C01, in order to eliminate the circulation of this material to the tertiary grinder; transporting it directly to the stockpile and thus diminishing the dust emission points.

Volumes: 473.438 HH
Location: II Región, Antofagasta

Construction and Assembly of Subterranean Mine Infrastructure

  • Client: Codelco Chuquicamata
  • Date: 28/06/2018
  • Scope:

Construction and assembly of the subterranean mine infrastructure (Grinding area industrial zone), which as part of an economic and logistical strategy for Codelco Chuquicamata allows optimized work time on the interior of the mine. This contract was done thanks to the synergy and know-how of our two business units: Modular E+C and Industrial Construction. Thanks to their efforts, our mine infrastructure proposal was able to house from 260 people to a peak of 400 people in principal areas such as the cafeteria, refuge area, and escape exits.

Volumes: 94.292 HH
Location: Calama, II Región Antofagasta.

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New Transport System for Andina Services (and Miscellaneous Construction)

  • Client: Codelco Andina
  • Date: 26/04/2018
  • Scope:

Scope of this contract includes:

  • – Earth movement and civil works
  • – Mechanical construction & assembly
  • – Construction and fabrication of structures
  • – Assembly of piping and supports
  • – Electrical works, high and low tension
  • – Support for maintenance works, improvements, emergencies, site preparation, among others.

 132.000 HH
Location: Los Andes, V Región.

Capricornio Project Discharge Area and Tank Patios

  • Client: Albemarle
  • Date: 20/11/2017
  • Scope:

Contract resolved in 3 months and included movement of massive earth works as well as the civil works associated with the following three areas:

    • – Area tanks
    • – Area control room
    • – Truck discharge area

68.864 HH – 17.345 M3
Location: La Negra, II Región de Antofagasta, Chile.

Capricornia Project Civil Works and Mounting of North Zone Pipe Racks

  • Client: Albemarle
  • Date: 05/02/2018
  • Scope:

Contract includes resolution in 3 months, civil works and structural construction for the pipe racks divided between three areas: North Extension, SX3 Thermal, and North brine discharge. Modular E+C offices were already on site for this project, as well as civil works underway for the discharge areas and tank patios with Promet Montajes.

Volumes: 32.030 HH 
Location: La Negra, II Región de Antofagasta, Chile.

Chuquicamata Underground

  • Client: Codelco Chuquicamata
  • Date: 01/08/2017
  • Scope:

  • Contract resolved in 3 months and included movement of massive earth works as well as the civil works associated with the following three areas:
  • – Area tanks.
  • – Area control room.
  • – Truck discharge area.

90.714 HH
Location: Calama, II Región de Antofagasta, Chile.

Modular Electrical Control Room for Inprolec Entre Rios Substation

  • Client: Inprolec
  • Date: 09/01/2017
  • Scope:

Contract includes the design, engineering, construction and commissioning of 8 modular electrical control rooms for the Entire Rios 500/220kV Substation, to be included in the new Charrúa Substation.


  • – 6 type 1 rooms: 6m in length x 5m in width
  • – 1 type 2 room: 15m in length x 10m in width
  • – 1 type 3 rooms: 3m in length x 3m in width

VIII Región del Bio-Bio, Chile.

EPC New Autotransformer Bank and Tinguiririca Substation Reserve Unit

  • Client: Transelec
  • Date: 17/10/2016
  • Scope:

EPC type contract for an autotransformer bank (230/161/6g kV- 300 MVA) for the reserve unit of the Tinguiririca electrical substation, composed of the following works:

  • – Incorporation of the Autotransformer Bank for the reserve unit, Hyundai brand, to the 220 kV transformer panel
  • – Connection to the 154 kV transformer panel
  • – Movement of high tension lines 220kV
  • – Construction and assembly of a double circuit line 2x 154kV
  • – Control system and protections for operation
  • – Testing and commissioning of all works

119.379 HH
Location: Valle del Tinguiririca, VI Región, Chile.

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OXE Project, Civil Works and Electromechanical SX

  • Client: Minera Centinela
  • Date: 31/08/2016
  • Scope:

Project scope concentrated on two areas inside the mine which include the construction and mounting of the following:

Leaching Area 1400:

  • – New refining pool
  • – Refining pump station
  • – Refining buffer pond
  • – New refinery post decanter
  • – PLS terminal station

Solvent Extraction Area 1500, SX:

  • – 2 new washing tanks
  • – Electrical room to feed all the new areas.

143.595 HH
Location: 145 kilómetros al noreste de Antofagasta, Chile.

Development and construction services Altonorte Projects

  • Client: Altonorte
  • Date: 11/07/2016
  • Scope:

Works are for equipment resources and direct labor for the execution of the miscellaneous works for the specialties of the following areas: structural, mechanical, piping, civil works, electrical and instrumentation. Also are included engineering solutions for the site, and supply of reimbursement costs.

For the following projects:

  • – PTP Maxi bag discharger
  • – PTE tailings cutter
  • – D&C zone

80.000 HH
Location: Sector la Negra, Antofagasta, Chile

OXE Control Room Project

  • Project: Construcción y Montaje Sala de Control
  • Date: Abril 2016
  • Location: Región II, Chile

Water Treatment Plant Anglo American

  • Project: EPC Ptas Tratamiento Aguas
  • Date: 2005
  • Location: Región RM, Chile

Antucoya Electrical Substation

  • Project: Construcción y Montaje Subestación Eléctrica 220KV
  • Date: 2014
  • Location: Región II, Chile

Water Treatment Plant, Codelco RT

  • Project: EPC Ptas Tratamiento Aguas
  • Client: CODELCO RT
  • Date: 2009
  • Location: Región II, Chile

Water Treatment Plant, Mejillones

  • Project: EPC Ptas Tratamiento Aguas
  • Client: Hotel Mejillones
  • Date: 2015
  • Location: Región II, Chile

Control Room RIOCHILEX Mine

  • Project: Arquitectura y Montaje Sala de Control
  • Date: 2006
  • Location: Región II, Chile

Water Treatment Plant RIOCHILEX

  • Project: EPC Ptas Tratamiento Aguas
  • Date: 2006
  • Location: Región II, Chile

Water Treatment Plant Codelco GABY

  • Project: EPC Ptas Tratamiento Aguas
  • Client: CODELCO GABY
  • Date: 2007
  • Location: Región II, Chile