Crane rail replacement at the Chuquicamata smelter
Replacement of the crane rails in the Chuquicamata smelter building: electrical and mechanical lockout of the cranes, cutting and removal of the existing rails, and installation of the new ones with bracket welding. Workforce of 90.

The rails on which the building cranes travel carry the equipment that moves above the smelter. To replace them, LTF locked out the cranes in their electrical system and installed mechanical locks, so that none could move while the crew worked on the beam.
With the cranes secured, the existing rails were cut and removed and the new ones installed, with welding of their brackets. The work was done at height, on the building beams, with 90 people, and was recorded by drone in January 2021.
Scope delivered.
What LTF delivered on this project, item by item. The photo follows each item as you scroll.
- 01
Electrical lockout of the cranes and installation of mechanical locks
Each crane was given a double lockout, electrical and mechanical, so that none could move while the crew worked on the beam.
- 02
Cutting and removal of rails
With the cranes secured, the existing rails were cut and removed from the runway beams.
- 03
Installation of new rails with bracket welding
The new rails were installed with the welding of their brackets, working at height on the building beams.
- 04
Work carried out with 90 people
The job was recorded by drone in January 2021.
Project record.
Photos taken on site. Tap any image to see it in full, zoom in and browse all 8 from the project.
LTF Montajes Industriales · +56 9 9431 6903 · [email protected] · ltfmontajes.cl
Oxygen lines of 16, 20 and 24 inches
Codelco, Chuquicamata Division · Chuquicamata smelter, Calama View the sheet
Project index
12 project sheets for Codelco- 01 Boiler tube banks for the Chuquicamata smelter Chuquicamata smelter 2025
- 02 Crane maintenance and rail replacement at the Potrerillos smelter Potrerillos smelter 2025
- 03 Boiler banks, wall panels and boiler maintenance Smelter and thermoelectric plant 2020 and 2021
- 04 Flash Furnace cooling system Chuquicamata smelter 2023
- 05 Replacement of casting wheels 3 and 4 Chuquicamata smelter 2021 and 2023
- 06 Flash Furnace ancillary works contract Chuquicamata smelter 2021
- 07 ZeCor-Z welding and acid plant maintenance Acid plant 2021
- 08 Fabrication and maintenance of dryer 6 coils Chuquicamata smelter 2024
- 09 Flash Furnace and boiler cooling, 18 inch line Chuquicamata smelter
- 10 Crane rail replacement at the Chuquicamata smelter Chuquicamata smelter This sheet
- 11 Oxygen lines of 16, 20 and 24 inches Chuquicamata smelter 2020
- 12 Electrostatic precipitator maintenance Chuquicamata and Ministro Hales
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