Large Vacuum chambers for the HIMB Beamline

As part of this project, vacuum chambers for the new HIMB beamline at the PSI proton facility are to be manufactured. The fabrication of vacuum chambers with dimensions exceeding 3 m in height, 1 m in width, and 2 m in length should include internal welding in order to ensure …

CPV: 31643000 Particle accelerators, 44615100 Steel pressure vessels
Deadline:
Nov. 19, 2025, 4 p.m.
Deadline type:
Submitting a bid
Place of execution:
Large Vacuum chambers for the HIMB Beamline
Awarding body:
Paul Scherrer Institut (PSI)
Award number:

1. Buyer

1.1 Buyer

Official name : Paul Scherrer Institut (PSI)
Legal type of the buyer : Body governed by public law
Activity of the contracting authority : Education

2. Procedure

2.1 Procedure

Title : Large Vacuum chambers for the HIMB Beamline
Description : As part of this project, vacuum chambers for the new HIMB beamline at the PSI proton facility are to be manufactured. The fabrication of vacuum chambers with dimensions exceeding 3 m in height, 1 m in width, and 2 m in length should include internal welding in order to ensure compatibility with vacuum performance requirements. After final machining of these large vacuum chambers, a specialized cleaning process must be applied to minimize the outgassing rate. For further details, please refer to the specification document PSI-GR80-216.
Procedure identifier : ca7602b3-daaa-4aca-bc22-af16fd63e336
Type of procedure : Open
The procedure is accelerated : no

2.1.1 Purpose

Main nature of the contract : Supplies
Main classification ( cpv ): 31643000 Particle accelerators

2.1.4 General information

Additional information : Other requirements The bidder must confirm acceptance of the terms of business and the essential requirements in writing. The contractor shall award this contract only to bidders who comply with the conditions stipulated in the tender documents and the legislation, in particular occupational health and safety regulations, rules on working conditions, equal pay regulations, as well asenvironmental law, competition law and anti-corruption provisions.
Legal basis :
Directive 2014/24/EU

2.1.5 Terms of procurement

Terms of submission :
Maximum number of lots for which one tenderer can submit tenders : 2
Terms of contract :
Maximum number of lots for which contracts can be awarded to one tenderer : 2

5. Lot

5.1 Lot technical ID : LOT-0001

Title : Five Vacuum Chambers and option of two Vacuum Chambers (without Thermal Spray Aluminum coating)
Description : According specification PSI-GR80-216 chapter 1.5.2 (Products and service to be offered)

5.1.1 Purpose

Main nature of the contract : Supplies
Main classification ( cpv ): 31643000 Particle accelerators
Additional classification ( cpv ): 31643000 Particle accelerators
Additional classification ( cpv ): 44615100 Steel pressure vessels
Options :
Description of the options : According specification PSI-GR80-216 chapter 1.5.2 (Products and service to be offered)

5.1.2 Place of performance

Town : 5232 Villigen PSI
Postcode : 5232
Country subdivision (NUTS) : Aargau ( CH033 )
Country : Switzerland
Additional information :

5.1.3 Estimated duration

Start date : 01/12/2025
Duration end date : 31/12/2026

5.1.4 Renewal

Maximum renewals : 1

5.1.6 General information

Reserved participation : Participation is not reserved.
The names and professional qualifications of the staff assigned to perform the contract must be given : Not yet known
Procurement Project not financed with EU Funds.
The procurement is covered by the Government Procurement Agreement (GPA) : yes

5.1.10 Award criteria

Criterion :
Type : Quality
Description : Award criteria
Description of the method to be used if weighting cannot be expressed by criteria : The award criteria are defined in the documentation.

5.1.11 Procurement documents

Access to certain procurement documents is restricted
Ad hoc communication channel :
Name : Simap.ch

5.1.12 Terms of procurement

Terms of submission :
Electronic submission : Not allowed
Justification for why electronic submission is not possible : Tools, devices, or file formats not generally available
Description : <p>Option 1:</p><p>Digital delivery of the offer by email to publictenders@psi.ch .</p><p>The following deadlines and formal requirements must be observed for this:</p><p>1) Entry deadline: 19.11.2025, 2:00 p.m.</p><p>2) The correct receipt must be explicitly confirmed by PSI by 19.11.2025, 4 p.m. by means of a reply e-mail</p><p>3) Subject: Project #24579 - Large Vacuum chambers for the HIMB Beaml
Languages in which tenders or requests to participate may be submitted : English, German
Electronic catalogue : Not allowed
Variants : Allowed
Tenderers may submit more than one tender : Not allowed
Deadline for receipt of tenders : 19/11/2025 16:00 +01:00
Deadline until which the tender must remain valid : 120 Day
Terms of contract :
The execution of the contract must be performed within the framework of sheltered employment programmes : Not yet known
Conditions relating to the performance of the contract : Further details in the official publication on simap.ch
Electronic invoicing : Required
Electronic ordering will be used : no
Electronic payment will be used : yes
Financial arrangement : Further details in the official publication on simap.ch

5.1.15 Techniques

Framework agreement :
No framework agreement
Information about the dynamic purchasing system :
No dynamic purchase system

5.1.16 Further information, mediation and review

Review organisation : Tribunal administrativ federal
Information about review deadlines : Instructions on legal remedies In accordance with Article 56 paragraph 1 of the Public Procurement Act (PPA), a written appeal against this decision can be lodged with the Federal Administrative Court, P.O. Box, 9023 St. Gallen, Switzerland, within 20 days of notification. Any appeal is to be submitted in duplicate and must include what is being sought, the grounds for appeal, evidence and the signature of the person lodging the appeal or his or her representative. A copy of this decision and available evidence must be included. The provisions of the Administrative Procedure Act (APA) on legal holidays do not apply in accordance with Article 56 paragraph 2 of the PPA.
Organisation providing additional information about the procurement procedure : Paul Scherrer Institut (PSI)

5.1 Lot technical ID : LOT-0002

Title : Two Vacuum Chambers (with Thermal Spray Aluminum coating)
Description : According specification PSI-GR80-216 chapter 1.5.2 (Products and service to be offered)

5.1.1 Purpose

Main nature of the contract : Supplies
Main classification ( cpv ): 31643000 Particle accelerators
Additional classification ( cpv ): 31643000 Particle accelerators
Additional classification ( cpv ): 44615100 Steel pressure vessels
Options :
Description of the options : According specification PSI-GR80-216 chapter 1.5.2 (Products and service to be offered)

5.1.2 Place of performance

Town : 5232 Villigen PSI
Postcode : 5232
Country subdivision (NUTS) : Aargau ( CH033 )
Country : Switzerland
Additional information :

5.1.3 Estimated duration

Start date : 01/12/2025
Duration end date : 31/12/2026

5.1.4 Renewal

Maximum renewals : 1

5.1.6 General information

Reserved participation : Participation is not reserved.
The names and professional qualifications of the staff assigned to perform the contract must be given : Not yet known
Procurement Project not financed with EU Funds.
The procurement is covered by the Government Procurement Agreement (GPA) : yes

5.1.10 Award criteria

Criterion :
Type : Quality
Description : Award criteria
Description of the method to be used if weighting cannot be expressed by criteria : The award criteria are defined in the documentation.

5.1.11 Procurement documents

Access to certain procurement documents is restricted
Ad hoc communication channel :
Name : Simap.ch

5.1.12 Terms of procurement

Terms of submission :
Electronic submission : Not allowed
Justification for why electronic submission is not possible : Tools, devices, or file formats not generally available
Description : <p>Option 1:</p><p>Digital delivery of the offer by email to publictenders@psi.ch .</p><p>The following deadlines and formal requirements must be observed for this:</p><p>1) Entry deadline: 19.11.2025, 2:00 p.m.</p><p>2) The correct receipt must be explicitly confirmed by PSI by 19.11.2025, 4 p.m. by means of a reply e-mail</p><p>3) Subject: Project #24579 - Large Vacuum chambers for the HIMB Beaml
Languages in which tenders or requests to participate may be submitted : English, German
Electronic catalogue : Not allowed
Variants : Allowed
Tenderers may submit more than one tender : Not allowed
Deadline for receipt of tenders : 19/11/2025 16:00 +01:00
Deadline until which the tender must remain valid : 120 Day
Terms of contract :
The execution of the contract must be performed within the framework of sheltered employment programmes : Not yet known
Conditions relating to the performance of the contract : Further details in the official publication on simap.ch
Electronic invoicing : Required
Electronic ordering will be used : no
Electronic payment will be used : yes
Financial arrangement : Further details in the official publication on simap.ch

5.1.15 Techniques

Framework agreement :
No framework agreement
Information about the dynamic purchasing system :
No dynamic purchase system

5.1.16 Further information, mediation and review

Review organisation : Tribunal administrativ federal
Information about review deadlines : Instructions on legal remedies In accordance with Article 56 paragraph 1 of the Public Procurement Act (PPA), a written appeal against this decision can be lodged with the Federal Administrative Court, P.O. Box, 9023 St. Gallen, Switzerland, within 20 days of notification. Any appeal is to be submitted in duplicate and must include what is being sought, the grounds for appeal, evidence and the signature of the person lodging the appeal or his or her representative. A copy of this decision and available evidence must be included. The provisions of the Administrative Procedure Act (APA) on legal holidays do not apply in accordance with Article 56 paragraph 2 of the PPA.
Organisation providing additional information about the procurement procedure : Paul Scherrer Institut (PSI)

8. Organisations

8.1 ORG-0001

Official name : Paul Scherrer Institut (PSI)
Registration number : 29f1ae2c-0725-46ab-9396-ffd20e0776b9
Postal address : Forschungsstrasse 111
Town : Villigen PSI
Postcode : 5232
Country subdivision (NUTS) : Aargau ( CH033 )
Country : Switzerland
Telephone : +41563102111
Internet address : https://www.psi.ch
Roles of this organisation :
Buyer
Organisation providing additional information about the procurement procedure

8.1 ORG-0002

Official name : Tribunal administrativ federal
Registration number : BVGER
Postal address : Postfach
Town : St. Gallen
Postcode : 9023
Country subdivision (NUTS) : St. Gallen ( CH055 )
Country : Switzerland
Telephone : +41584652626
Internet address : https://www.bvger.ch
Roles of this organisation :
Review organisation

8.1 ORG-0003

Official name : Simap.ch
Registration number : CH001
Postal address : Holzikofenweg 36
Town : Bern
Postcode : 3003
Country subdivision (NUTS) : Bern / Berne ( CH021 )
Country : Switzerland
Telephone : +41584646388
Internet address : https://www.simap.ch
Roles of this organisation :
TED eSender

Notice information

Notice identifier/version : 8f03f298-28e6-4428-b90f-05c08e06774d - 01
Form type : Competition
Notice type : Contract or concession notice – standard regime
Notice dispatch date : 10/10/2025 02:25 +02:00
Languages in which this notice is officially available : English German, French
Notice publication number : 00669754-2025
OJ S issue number : 196/2025
Publication date : 13/10/2025