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La Línea tunnel and Calarcá-Cajamarca highway widening

Project Stages

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Early Works
Start: 12/2018
In Construction
Current Stage Under Construction
Start: 09/2017
Completion: 12/2019
In operation
Project Details


The project is part of the Bogotá-Buenaventura corridor. The project involves building La Línea tunnel and widening the Calarcá-Cajamarca highway. The aim of the project is to improve highway infrastructure to help facilitate the flow of traffic between Colombia's production centers and ports, thereby helping export industries. The tunnel will form part of a highway connecting capital Bogotá to the country's main port, Buenaventura. It will be built at an altitude of over 2,500m. Work is divided into three areas.

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Principal Works

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Related Companies

Name Sector Country Relation
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Project Owners
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Construction, Engineering
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Minor building Works
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Engineering, Construction
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Key Specs

Full Name
La Línea tunnel and Calarcá-Cajamarca highway widening
Project Type
Tunnel, Widening
Development Phase
Under Construction
Project Status
Project Capacity
26,922  m (meters)  Tunnel
18  km (kilometers)  Widening
US$ 447mn
Completion Date

The tunnel will join Calarcá, in Quindío department, and Cajamarca in Tolima department, Colombia.

* The map coordinates represent the approximate latitude and longitude, and not the exact location of the project. 

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Owner / operator
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Purchasing and Logistics Manager, Conconcreto
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Construction Director, Css Constructores
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Technical Manager
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