Bauüberwachung Bahn in der Ausführungsphase

The contract timeline specifies the following:

Contract start date: October 2026

Contract end date: June 2027

Key Milestones/Phases:

• Performance Phase for Bauüberwachung Bahn: October 2026 to June 2027.
• DB Track Closure for Protection Scaffolding Construction: December 13, 2026, to May 3, 2027. This closure is divided into three subsections:

1. Shift-based DB track closure: December 13, 2026, to January 3, 2027 (from 07:00 to 17:00 daily).

2. Full DB track closure: January 4, 2027, to January 18, 2027 (24 hours a day, from 07:00 to 07:00).

3. Shift-based DB track closure: January 18, 2027, to May 3, 2027 (from 07:00 to 17:00 daily).

• Completion of protection scaffolding with all ancillary works in the track danger area: By May 3, 2027.
• Remaining work outside the track area and site clearance: Immediately following the completion of the protection scaffolding.
• Exploration for unexploded ordnance, foundation piles for protection scaffolding, soil nailing, and supplementary geotechnical investigations for northern protection scaffolding foundation: Starting from the beginning of the DB track closure on December 13, 2026.
• Construction of DB protection scaffolding (including excavation, soil nailing, foundation work, pile cap production, steelwork, earthing, drainage, earthwork, track tamping, and cable laying): Immediately following the unexploded ordnance exploration phase until the end of the track closure on May 3, 2027.

The total duration of the overall performance is approximately 9 months.The contract timeline is as follows:

Contract start date: October 2026

Contract end date: June 2027

Total duration: Approximately 9 months (October 2026 to June 2027)

Key milestones/phases:

• The performance period for the "Bauüberwachung Bahn" (rail construction supervision) is from October 2026 to June 2027.
• The construction of the protection scaffolding must occur during a DB track closure from December 13, 2026, to May 3, 2027.
• This DB track closure is divided into three sub-sections:

1. Shift-based DB track closure from December 13, 2026, to January 3, 2027 (07:00 to 17:00 each day).

2. Full DB track closure from January 4, 2027, to January 18, 2027 (24 hours continuously from 07:00 to 07:00).

3. Shift-based DB track closure from January 18, 2027, to May 3, 2027 (07:00 to 17:00 each day).

• The protection scaffolding, including all ancillary works in the track danger area, must be completed by May 3, 2027.
• Exploration for unexploded ordnance, foundation piles for protection scaffolding, soil nailing, and supplementary geotechnical investigations for the northern protection scaffolding foundation are to begin with the DB track closure on December 13, 2026.
• The construction of the DB protection scaffolding (including excavation, soil nailing, foundation work, pile cap production, steelwork, earthing, drainage, earthwork, track tamping, and cable laying) is to follow the unexploded ordnance exploration phase and continue until the end of the track closure on May 3, 2027.
• Remaining work outside the track area and site clearance are to commence immediately after the completion of the protection scaffolding.

The core scope of work for this tender is "Bauüberwachung Bahn in der Ausführungsphase" (Railway construction supervision during the execution phase) for the project "09-2692 B 62, TB Rinsenau, Herstellung DB Schutzgerüst" (Construction of DB protective scaffolding).

The statement of work summary and core deliverables include:

• Project Familiarization: The railway construction supervision team (all employees assigned by the contractor) must familiarize themselves with all project documents provided by the client, including plans, construction contracts, and tender documents.
• On-site Supervision: Daily deployment of a railway construction supervisor/specialized railway construction supervisor for the supervision of measures on-site. The standard on-site working time is 10 hours per day.
• Overtime and Special Hours: Provision for additional deployment of supervisors for work exceeding 10 hours per day, and surcharges for work on Sundays, public holidays, and night work between 8 PM and 6 AM.
• Administrative and Organizational Tasks: Performing project-related and administrative internal office activities, and carrying out and documenting all matters and appointments related to the organization of railway concerns.
• Overall Obligation: The contractor is obligated to undertake all necessary and appropriate tasks for the project to achieve the required work success.
• Scope Definition: The detailed spectrum of services is specified in Annex 4 and Annex 5 of the service description.