Public procurement notice: Contract Notice
Published: 2020-02-14
Buyer: TenneT Offshore GmbH
Country: DE
Contract type: Works
Procedure: Negotiated procedure
CPV classification: 31230000 | 31321300 | 31321400 | 31321500 | 31321700
Submission deadline: 2020-03-12
Award criteria: The most economic tender

Technical requirements: Turnkey construction of 2 AC grid connection systems to connect the offshore wind farms Kaskasi II (approx. 342 MW) and Gode Wind 3 (approx. 242 MW) to the associated HVDC sea stations. The scope comprises all works from design to manufacturing, delivery and installation up to operational commissioning of a secure and high availability transmission of electrical energy from the grid connection points at the HVDC offshore station to the AC grid connection points on the OWF (Offshore Wind Farm) station. The delivery includes among others AC subsea cable, AC platform cable, fibre optic cable and all systems, auxiliary facilities and components required at the offshore wind farm.
A detailed description of the scope of delivery and services to be provided for the individual projects Kaskasi II and Gode Wind 3 can be found in the following sections of this notice, in particular Section II.2.4).
Important note: after our invitation to tender via Negometrix when accepting you will be asked to decide which lots you wish to apply for. In order to obtain access to the full tender documents for both lots and then be able to make your offer decision you should select both lots (by activating both the check boxes). This does not oblige you to make an offer for both lots, but just provides you with access to the full tender documentation.
With the Kaskasi II project, TenneT is planning to install a three-phase electric power connection in North Sea Cluster 4. The three-phase electric power generated by the Kaskasi II offshore wind farm is to be transported to the HelWin beta HVDC sea station with 2 AC subsea cables.
The content of the tender is the turnkey and operational construction of the AC grid connection system required for this. The associated cable system consists, in particular, of AC 3-wire subsea cables with integrated fibre optic cables, casing collars and cable sealing boxes. In addition the scope of the delivery and services includes the planning, construction, production, delivery, building, installation and commissioning, as well as all systems, auxiliary facilities and components which are required for the safe and high availability operation of the AC grid connection system.
A precise and complete description of the options can be found in the tender documents. Only parts of the options are described in a generalised manner in the following:
— production, delivery and assembly of splice boxes, installation and setting up of the fibre-optic cables at the offshore wind farm sea station up to TKS,
— delivery and turnkey installation of a cable pull-in winch on the OWF and/or the HVDC offshore station: installation takes place offshore,
The term of the contract specified in II.2.7) of 30 months from the award of the contract is only a guide. The exact term depends on the results of the negotiation and to a significant extent on the schedule agreed there, as well as the exact date of the award of the contract.
With the Gode Wind 3 project, the client is planning to install a three-phase electric power connection in North Sea Cluster 3. The three-phase electric power generated in the Gode Wind 3 offshore wind farm is to be transported to the DolWin kappa offshore converter platform with an AC subsea cable.
The content of the tender is the turnkey and operational construction of the AC grid connection system required for this. The associated cable system consists, in particular, of AC three-wire subsea cables with integrated fibre optic cables, casing collars and cable sealing boxes. In addition the scope of the delivery and services includes the planning, construction, production, delivery, building, installation and commissioning, as well as all systems, auxiliary facilities and components which are required for the safe and high availability operation of the AC grid connection system.
A precise and complete description of the options can be found in the tender documents. Only parts of the options are described in a generalised manner in the following:
— production, delivery and turnkey assembly of platform cables between the shunt reactor and GIS on the offshore wind farm sea station,
— delivery and turnkey installation of a cable pull-in winch on the OWF and/or the HVDC offshore station: installation takes place offshore,
The term of the contract specified in II.2.7) of 42 months from the award of the contract is only a guide. The exact term depends on the results of the negotiation and to a significant extent on the schedule agreed there, as well as the exact date of the award of the contract.

Eligibility requirements: 1.1.1) Information about the applicant Submission of a document which provides the full details of the bidder. In the event of a bidding consortium, each member is required to submit the corresponding information. The information primarily comprises: full name, legal representatives, full address, web address, point including telephone number and email address. 1.1.2) Commercial register Current extract from the commercial register or, for foreign companies, comparable information (no more than three months old with regard to the date of submission of the participation application). In the event of a bidding consortium, each member is required to submit the corresponding commercial register extract. 1.1.3) Grounds for exclusion in accordance with Sections 123 and 124 GWB. Self-declaration confirming that no grounds for exclusion apply in accordance with Sections 123 and 124 GWB. In the event of a bidding consortium, each member is required to submit a declaration. 1.1.4) Company organisation General description of the company: In particular, the: — company profile, — company/group structure, — locations. Are to be described. In the event of a bidding consortium, this description does not relate to each individual company but, rather, to the organisation within the corresponding consortium. 1.1.5) Subcontractors Declaration/list from the perspective of the applicant of key services/core activities for which the intention is to use subcontractors. 1.1.6) Formation of consortia In the event of the formation of a consortium, the consortium leader is to be named as the contact point for the client and the representative of the bidding consortium. Even after any award of a contract, only the consortium leader who has been appointed will be accepted as a contact point and representative of the consortium. A replacement of the consortium leader is only accepted in exceptional cases. In the event that multiple bidders form a consortium, the client will only accept joint and several liability on the part of the consortium. A general declaration is to be provided by all consortium members confirming that all members of the consortium are jointly and severally liable. Note: this question must be answered for technical reasons. Even if you are not applying as a consortium, you must still answer this question. In this case, please indicate that the question is not applicable.