Schulzentrum Hohenhameln - Neuausschreibung Wärmeversorgung

The contract timeline is as follows:

Contract Start Date:

• For execution (Ausführung), the start date is April 1, 2027.
• The heat supply contract (Wärmeliefervertrag) officially begins with the award of the contract, and the heat delivery, which also signifies the start of payment obligation for the client, commences no later than January 1, 2027.

Contract End Date:

• For execution (Ausführung), the end date is March 31, 2047.
• The heat supply contract ends on December 31, 2046. This contract automatically renews for another 12 months if not terminated with 24 months' notice before the end of the agreed term.

Total Duration:

• Based on the execution dates (April 1, 2027, to March 31, 2047), the total duration is 20 years.
• Based on the heat supply contract dates (January 1, 2027, to December 31, 2046), the initial total duration is 20 years.

Key Milestones and Phases:

• Request for additional information: Deadline is September 10, 2026, at 11:00 +02:00.
• Deadline for submission of applications for participation: September 17, 2026, at 11:00 +02:00.
• Estimated date for sending invitations to tender: October 28, 2026.
• Site visits: Planned for calendar week 46 (KW 46).
• Submission of indicative offers: Expected around calendar week 48 (KW 48).
• Negotiations: Scheduled for calendar week 50 (KW 50).
• Contract Award: Likely to occur in early February (following negotiations).

The core scope of work for this tender involves the re-tendering of the heat supply for the Hohenhameln school center in the Peine district. The primary objective is to transition the entire building complex to be supplied by renewable energy sources, replacing the current central heat pipeline and gas peak boilers.

Key deliverables and responsibilities include:

• The provision of heat supply to meet an approximate current demand of 1,700 MWh/a.
• The erection of a new transfer station building by the supplier, adjacent to the existing heating house. This new station must accommodate the necessary pumps and connections for the secondary side of the heat supply system.
• The scope also encompasses the details outlined in the "Leistungsverzeichnis" (Service Catalog), which includes explanations and calculations related to the heat supply and its measurement and pricing.