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Pumped Storage Plant Grimsel 4 - Main Construction Lot

Kraftwerke Oberhasli AG·Innertkirchen, Switzerland·Deadline Oct 09, 2026 · 70 days left·Open·Works
Structured notice only
Original notice title

Switzerland – Hydro-electric plant construction work – Pumpspeicherwerk Grimsel 4 - Bauhauptlos

60/100

Opportunity Score

Needs reviewHigh complexity
WorksOpen
Why this score?

Opportunity

60 / 100

Complexity

85 / 100

Risk factors

No estimated value or budget information provided, making it impossible to assess financial scope or prepare realistic...

Missing procurement documents (not analyzed) may contain critical eligibility, technical, and contractual requirements.

No procurement documents available

Deep Portfolio Analysis

Deep Company Fit Analysis

Uses:

  • Description
  • Industries & Services
  • Capabilities
  • Market & Experience
  • Certifications

Overview

Moderate opportunity

Key Facts

  • Works contract
  • 1 lot
  • Excavation of remaining sections of the Oberwasser-Druckstollen Flachstrecke I (ODF I)
  • Construction of the Oberwasser-Druckschacht (pressure shaft)
Show full summary

This is a tender for the main construction lot (Bauhauptlos) of the Grimsel 4 pumped storage hydropower plant in Switzerland. The project involves constructing a new pumped storage power station between the Grimselsee and Räterichsbodensee reservoirs, including water tunnels, a cavern powerhouse, and related infrastructure. The tender is a corrigendum notice in an open procedure under the utilities directive (2014/25/EU). The buyer is Kraftwerke Oberhasli AG. Estimated value is not disclosed. The tender documents are available on simap.ch but were not analyzed. Submission is paper-based, language is German, and variants are allowed.

Risks

No estimated value or budget information provided, making it impossible to assess financial scope or prepare realistic...

Missing procurement documents (not analyzed) may contain critical eligibility, technical, and contractual requirements.

No procurement documents available

Analysis may be incomplete

Only part of the procurement documentation was analyzed. Additional eligibility requirements, certificates, or submission documents may exist in the remaining tender documentation.

Key Requirements

Technical

  • Open procedure (utilities directive)
  • Variants allowed

Administrative

  • Paper-based submission (electronic submission not allowed)

Requirements may be incomplete.

Award Criteria

Lot 1

Quality-based award criterion without specified weight or details.

Buyer

Location

Innertkirchen, CHE

Identifier

e298f179-3ec8-4a4e-b1db-fba10fb5288f

Activity

Electricity-related activities

Lots (1)

LOT-0000

Pumped Storage Plant Grimsel 4 - Main Construction Lot

Construction of the main civil engineering works for the Grimsel 4 pumped storage plant, including water tunnels (pressure shafts, headrace and tailrace tunnels), a cavern powerhouse, intake/outlet structures in the Räterichsbodensee, and associated access and service tunnels. The plant will have a capacity of 150 MW at a design flow of 70 m³/s, providing peak power and grid stabilization services.

WorksEU fundedElectronic submission

Location

Switzerland

Category

Hydro-electric plant construction work

Award Criteria

Quality

Deadline

Deadline Oct 09, 2026

Procurement Details

Publication date
09 Apr 2026
Languages
German

Reference metadata

Legal basis
32014L0025

Reference IDs

Tender ID
247400-2026

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