SIG10 - Sigalda Extension HEP - Civil Works

Published

19 January 2026

Submission deadline

17 March 2026

Procedure

open

Lots

1

Notice number

00037933-2026

Reference

a30896c3-1a43-491c-884e-4e4591d24e15

Official source

Official source

CPV codes

• 45000000Trabajos de construcción

Description

Landsvirkjun hereby invites tenders for Works consisting of the construction of the powerhouse extension, excavation and concrete embedment of penstock from the powerhouse to the opening of the concrete duct in the existing dam, extending existing powerhouse systems such as crane rails and power feed, low voltage power supply, communication, CCTV, fire safety, security and access management, water supply, drainage, ventilation and heating to the powerhouse extension (including other auxiliaries as applicable). Contract SIG10 includes the construction and removal of a cofferdam in the tailrace canal, widening of the tailrace canal to accommodate added discharge as well as pertinent slope protection along the tailrace canal. Contract SIG10 includes some refurbishment works in the existing powerhouse and tailrace canal. Contract SIG10 includes furnishing of concrete to the Employer for the purpose of embedding the penstock in the concrete duct in the existing intake dam, the execution of which is included in Contract SIG33. Further information about the project and scope of Works can be found in Tender Documents no. 2025-51.

Frequently asked questions

What is the deadline to bid for this tender?

The submission deadline is 17 March 2026. Check the official source, as dates can be modified.

Who is the buyer of this tender?

The contracting authority is Landsvirkjun (European Union).