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Oslo og VikenAkershus
Closed European Union Works

Trandum cooling tower

Forsvarsbygg

Closed. Submission deadline: 19 November 2025.

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Amounts and figures

1
Lots

Description

A new cooling system shall be constructed for the four test cells in the engine test station at Trandum, as well as the existing supply air and exhaust fans in accordance with. the ventilation of the test cells shall be replaced. The system in the new facility shall fulfil the current requirements for environment and energy use, remove the risk of infection spreading from the plant, optimise predictability, and thereby safeguard the operational safety so that the user can carry out his assignment. The existing cooling tower shall be removed and replaced by a cooling system based on open wells (ground water), network water and dry coolers. The total cooling capacity is 3000 KW. The return water shall be returned to the ground water surface at Transjøen, but must be drained so that the temperature of the water is lowered for reasons of water environment, bio diversity, microorganisms, etc. before it is returned to the ground water. The construction will mainly be the demolition of cooling towers as well as the assembly of 3 simple superstructures for the extraction wells at Transjøen.

Official publications

MediumReferenceDate
TED 688178-2025 20 October 2025
OJS 201/2025 20 October 2025

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Frequently asked questions

What is the deadline to bid for this tender?
The submission deadline is 19 November 2025, 11:00. Check the official source, as dates can be modified.
Who is the buyer of this tender?
The contracting authority is Forsvarsbygg (European Union).
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Data collected from official public procurement sources. Amounts as published by the buyer.