Tender for the Old Meisenburg Site Development Project in Schmallenberg, Germany

I. Basic Information

Tender Type: Works Tender

Project Name: Old Meisenburg Site Development Project

Procurement Procedure: Open Procedure

CPV Codes: 45112340 Soil-decontamination work; 90522200 Disposal of contaminated soil; 90522300 Services for the treatment of contaminated soil; 90733900 Groundwater pollution decontamination or purification services

Project Description: Area rehabilitation and redevelopment of a former textile production site. Involves site remediation and redevelopment of an area of approximately 7 hectares.

Scope of Works: Complete demolition of existing production, warehouse, and administrative buildings, including removal of foundations and clearing of soil sealing layers in open areas.

Scope of Services:

Lot 1: Provision of a multiphase extraction purification plant including leasing, operation, maintenance, repair, and monitoring; Provision of an exhaust air treatment plant including leasing, operation, maintenance, repair, and monitoring.

Lot 2: Equipping a remediation well; Construction of an installation site and a discharge structure; Delivery and installation of a groundwater treatment plant with pre-filtration, air stripping, and water/air activated carbon adsorption units; Operation of the groundwater remediation plant.

Scope of Supplies:

Lot 1: Provision of a multiphase extraction purification plant (lease), exhaust air treatment plant (lease).

Lot 2: Provision of a groundwater treatment plant.

II. Technical Requirements

Technical Standards: Applicable are the versions of norms, rules, and regulations valid at the time of contract conclusion, including their amendments, errata, and appendices. If technical specifications are referenced in the performance description, it is always understood to include equivalent specifications, even if not explicitly marked with "or equivalent". Only materials and equipment conforming to recognized technical rules and bearing the relevant quality or association marks may be used.

Quality Standards: Requirement for a quality management certification or system according to DIN EN ISO 9001, DIN EN ISO 45001 and/or SCC.

Warranty Period: The contract includes a defect liability period (warranty period).

Equipment Operation Requirements: The multiphase extraction purification plant and exhaust air treatment plant require continuous operation, maintenance, repair, and monitoring.

Environmental Standards: The site contains various soil contaminations caused by chlorinated hydrocarbons and mineral oil hydrocarbons.

Safety Standards: Requirement to provide proof of occupational safety according to DIN EN ISO 45001 and to hold qualification certificates such as TRGS 524 (work in contaminated areas) and/or DGUV Regulation 101-004 (occupational health and safety on construction sites).

Technical Documentation Submission Requirements: Bidders must submit various qualification documents, forms, and declarations as required with their bid.

Training Service Requirements: Not explicitly mentioned.

III. Material Details

Material Names: Multiphase extraction purification plant, exhaust air treatment plant (Lot 1); Groundwater treatment plant (Lot 2).

Technical Parameters: The multiphase extraction purification plant is used to treat soil, soil air, and groundwater contamination. The groundwater treatment plant must include pre-filtration, air stripping, and water and air activated carbon adsorption units.

Quantity: Specific quantities not explicitly mentioned.

Product Purpose: For remediation of soil, soil air, and groundwater contaminated with chlorinated hydrocarbons and mineral oil hydrocarbons.

Production Standards: Materials and equipment must conform to recognized technical rules and, where possible, bear quality or association marks such as DIN, DVGW, VDE.

IV. Project Information

Project Scale: Approximately 7 hectares.

Construction Area: Not explicitly mentioned.

Construction Content: Complete demolition of existing buildings (including foundations), clearing of soil sealing layers in open areas. Bulk contamination removal using conventional excavation and replacement method. Soil remediation using multiphase extraction technology in partial areas. Lot 2 includes construction of remediation well, installation site, discharge structure, and groundwater treatment plant.

Project Type: Soil and groundwater remediation works.

Construction Methods: Conventional excavation and replacement method, multiphase extraction method.

Safe Construction Requirements: Requirement for qualifications to work in contaminated areas (e.g., TRGS 524), and occupational health and safety requirements on construction sites (e.g., DGUV 101-004).

V. Service Information

Service Type: Equipment leasing, operation, maintenance, repair, and monitoring services (Lot 1); Groundwater treatment plant operation services (Lot 2).

Service Content:

Lot 1: Provision and operation of a multiphase extraction purification plant and an exhaust air treatment plant.

Lot 2: Operation of the groundwater remediation plant.

Service Period:

Lot 1: 24 months;

Lot 2: 28 months.

Service Team Requirements: A project manager and maintenance personnel must be designated, possessing relevant qualifications and experience.

Expert Requirements: The project manager must have at least 5 years of project management experience and at least 3 project experiences in the relevant remediation field (multiphase extraction/groundwater). Must possess TRGS 524 or equivalent qualification.

Service Objective: Remediation of contaminated soil, soil air, and groundwater.

Service Deliverables: Remediated site, as well as monitoring reports during operation, etc.

Service Quality Indicators: Specific indicators not explicitly mentioned.

Personnel Qualification Requirements: Project Manager: Must provide proof of professional competence (e.g., academic certificates) and work qualifications such as TRGS 524. Maintenance Personnel: Must possess qualifications and experience in process engineering, fitting, measurement and control technology, automation, electrical engineering, welding, etc.

Service Performance Evaluation Method: Not explicitly mentioned.

VI. Implementation Conditions

Project Duration:

Lot 1: 24 months;

Lot 2: 28 months.

Project Implementation Phases: Not explicitly mentioned.

Logistics Method: Not explicitly mentioned.

VII. Contract Information

Contract Type: Works contract.

Contract Term: Aligns with the project duration.

Budget Amount: Not explicitly mentioned.

Payment Terms: Requirement for electronic invoicing, electronic ordering, and electronic payment.

Subcontracting Allowed: Allowed, but the bidder must perform at least one core service using its own personnel. If subcontractors are used (borrowing of qualifications), this must be clearly stated.

Contract Currency: Not explicitly mentioned, but financial requirements are stated in Euro.

Performance Bond: For contract values exceeding 250,000 Euro, a performance bond of 5% of the contract value is required. For values below 250,000 Euro, the contracting authority may require a defect liability bond of 3% of the contract value.

VIII. Bidding Requirements

Bid Language: German.

Bid Submission Method: Must be submitted electronically.

Bid Bond: Bid bond not explicitly required.

Performance Bond: See Contract Information section.

Minimum Turnover Requirement: Annual turnover in the field of groundwater and soil air remediation must exceed 1.5 million Euro for the past three financial years.

Financial Capacity Requirements: Must provide operational liability insurance/environmental damage insurance with coverage of at least 2.5 million Euro (property/personal damage) and 1.5 million Euro (environmental damage). Must provide a tax clearance certificate from the tax office (not older than 6 months) and proof of social security contributions (not older than 6 months).

Enterprise Qualification Requirements: Must be registered in the company register and in the relevant trade association register. For the groundwater remediation lot, the bidding enterprise must hold a valid certified specialist enterprise qualification according to the Water Treatment Act (AwSV).

Similar Project Experience Requirements:

Lot 1: Must provide at least 2 reference projects for volatile substance soil air remediation within the last 5 years, at least 1 completed within the last 3 years; and at least 2 reference projects for the operation of soil air remediation plants with a capacity ≥ 200 m³/h.

Lot 2: Must provide at least 3 reference projects for chlorinated hydrocarbon groundwater remediation within the last 5 years, at least 1 completed within the last 2 years; and at least 2 reference projects for the operation of groundwater treatment plants with capacity ≥ 10 m³/h and/or soil air remediation plants with capacity ≥ 200 m³/h.

Project Manager Qualification: See Expert Requirements in Service Information section.

Technical Team Size Requirement: An average of at least 10 employees (commercial and technical) engaged in relevant work per year over the past three financial years.

Equipment Capability Requirements: Must establish a service point during operation and be able to dispatch personnel to the site for fault diagnosis and resolution within a maximum of 6 hours after an alarm (including nights and weekends/holidays).

Consortium Bidding Requirement: Allowed.

IX. Evaluation Rules

Evaluation Method: Qualification assessment first, followed by bid evaluation for qualified bidders.

Technical Scoring: Technical and personnel qualifications are examined during the qualification assessment phase, but no specific technical scoring weight is set.

Commercial Scoring: Financial and experience aspects are examined during the qualification assessment phase, but no specific commercial scoring weight is set.

Price Scoring:

Award Criterion is: The most economically advantageous tender (lowest price).

Weight: 100%.

Scoring Weight Ratio: Price weight 100%.

X. Key Dates

Deadline for Questions: 2026-04-17 23:59:59

Bid Submission Deadline: 2026-04-23 10:00:00

Bid Opening Time: 2026-04-23 10:00:00

Bid Validity Period: 60 days