Open · 61 days left

Construction and installation

St. Moritz – Tirano, partial renovation of the Puntalta tunnel, km 33.786 – km 33.832, civil engineering works

Published in German. Sign in and TEXFY shows the texts in English. Sign in

Procuring office: Rhätische Bahn AG

At a glance

Deadline: 11.01.2027, 23:5961 days left
Place: Canton GR
Type: Construction and installation
Procedure: Open procedure
Award weighting: In the documents
Eligibility: In the documents
Site visit: Not mandatory

Is a bid worth it?

With a free profile, TEXFY checks this tender against your services and cantons: a relevance grade from A to E and a recommendation with reasons.

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TEXFY assessment: Risks and notes

Bid languageNote
The bid must be in German.
From «Bid languages»
Paper onlyGood to know
Submission by post or in person. Allow for delivery and check whether the postmark or receipt counts.
From «Submission»

TEXFY assessment: by fixed rules, no AI. Everything else comes from the publication; in another language it is machine-translated.

Checked against simap: 10.11.2026, 18:02

AI summary

Pro

With Pro, an AI summarises this tender: services, requirements, conditions, dates and award criteria, with key figures, a timeline and the weighting, each with the literal quote from the publication.

This is how an AI summary is structured

In brief
Services
Requirements
Conditions
Dates
Award criteria

An example of the structure without content: no summary is stored for this tender yet.

What is being procured?

Scope of work

Der 46 m lange, einspurige Puntaltatunnel liegt auf dem Streckenabschnitt Cavaglia - Cadera der Rhätischen Bahn. Er soll nach der «Normalbauweise Tunnel Bernina/Arosa (NBW BA)» erneuert und für eine Nutzungsdauer von 80 bis 100 Jahren ausgelegt werden.

Hauptmengen:
Ausbruch / Profilaufweitung Fels: 420 m3
Sohlen-/Entwässerungsausbruch: 270 m3
Sohlenbeton: 105 m3
Ausbruchsicherung aus Spritzbeton 130 m3
Innenverkleidung aus Spritzbeton: 150 m3
Bewehrung: 10 to
Kabelrohrblöcke (Ortbeton): 350 m1
Bergwasserabdichtung: 450 m2
Entwässerung / Sickerleitung: 300 m1
Natursteinarbeiten: 80 m2

Key facts, codes and options

Type of contract: Construction and installation
Type of construction: Civil engineering
Construction service: Execution
Procedure: Open procedure
Trades: Not evident from the available publication data.
CPV: CPV 45221242 – Railway tunnel construction work
CPV 45221247 – Tunnelling works
Options: Not provided for
Variants: Admitted
Partial offers: Not admitted

TEXFY assessment: Products, installations, quantities, technical specifications and exclusions are not structured fields of the publication. TEXFY does not analyse the free text on them: check the original text and the tender documents.

Dates

Published: 23.10.2026
Documents available: 23.10.2026 to 11.01.2027
Questions untilpast: 10.11.2026
Submission deadlinenext: 11.01.2027, 23:59
Opening of bids: 15.01.2027, 10:00, 7001 Chur, public
Rhätische Bahn AG, Bahnhofstrasse 25, Sitzungszimmer VG 004 Unesco
Bid valid: 365 days after the deadline
Contract: 01.06.2027 to 31.08.2028
Execution: 05.07.2027 to 30.06.2028

Site visit

Note of the contracting authority (date, time and place as published)

Es findet keine Begehung statt.

Special deadlines and formal requirements

Die Offerten sind mit der Post aufzugeben. Angebote ohne Stempel einer schweizerischen Poststelle oder mit unvollständig ausgefüllten oder abgeänderten Formularen sowie Eingaben ohne die verlangten Beilagen oder ohne den verlangten Vermerk auf dem Eingabekuvert sind ungültig.

Submission & documents

According to the simap data. We submit nothing for you.

By post or delivery in person
Rhätische Bahn AGFlavio ModettaBahnhofstrasse 257001 Chur
The information in the tender and the tender documents is authoritative. Check in particular whether the postmark or receipt counts.
Source: simap data

Tender documents: Documents on simap.ch (after signing in)

Languages of the bid: German
Language of the documents: German
Cost of the documents: Free of charge
Questions to the contracting authority: Through the question forum on simap.ch (registration as a bidder required). Go to the official tender (simap.ch, opens in a new tab)TEXFY sends no questions. The deadlines of the question rounds are under “Dates”.

Participation & award

In the documents according to the source: Content only in the tender documentsIn the tender documents: Suitability criteria, Award criteria, Conditions of participation, Documents to submit.

Conditions

Rules for the bid and the contract, for example whether consortia or subcontractors are allowed and how payment works.

4 conditions

Bidding consortia: Allowed
Subcontractors: Allowed
Contract extension: Not provided for
Dialogue: Not provided for

The glossary explains terms such as eligibility criteria, self-declaration or reference. To the glossary

Market data for this service

From awards published on simap.ch, without rankings and without rating companies.

Comparable awards

Main construction works, canton of Graubünden, last 12 months

123 awards, bids (median): 3.

Awards: Main construction works

Range of award prices

Main construction works, canton of Graubünden, last 12 months

CHF 247’64810 % of the prices were lower

CHF 987’835Median: half were lower

CHF 5’668’88910 % of the prices were higher

8 out of 10 award prices were between CHF 247’648 and CHF 5’668’889.

From 122 published award prices in CHF from 10.11.2025 to 20.10.2026, with or without VAT, as published. A single contract can differ widely.

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Open tenders: Main construction works

Official source

Go to the official tender

simap project number: 45228
Publication number: 45228-01
Covered by international agreements: No
Notice of legal remedies: ShowHide
Gegen diese Publikation kann innert 20 Tagen seit Eröffnung beim Obergericht des Kantons Graubünden, Grabenstrasse 30, 7001 Chur, schriftlich Beschwerde erhoben werden. Die Beschwerde ist im Doppel einzureichen und hat die Begehren sowie deren Begründung mit Angaben der Beweismittel zu enthalten.

Checked against simap: 10.11.2026, 18:02

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