Invitation for Tender for Excavation Works by Swiss armasuisse Immobili

Tender Keywords: Tender for Contaminated Site Cleanup and Remediation Works

Tender Type: Open Tender

Project Name: Losone (TI) Contrat de travaux d'entrepreneur en élimination des déchets (Losone Waste Removal Works Contract)

Procurement Method: Open Procedure

Contract Type: Works

Project Description: The works involve the environmental remediation and final restoration of 5 sites formerly used for military purposes. In accordance with current regulations (OSiti, OPSR, and O suolo), all decontamination-related work on the contaminated sites and the final restoration of the sites must be completed.

Scope of Works: Demolition works, controlled excavation, treatment, recycling, transport, removal of materials with varying degrees of contamination, final site restoration. Specific workflow includes controlled excavation, preliminary on-site treatment, analysis, transport, and final disposal.

Project Information:
Project Scale: Estimated quantities of earthworks and excavated materials based on technical investigations are as follows (categorized by OPSR contamination levels):
Materials contaminated with S-level hazardous substances: 8,650 tons
Heavily contaminated E-level materials: 15,900 tons
Lightly contaminated B-level materials: 3,950 tons
Slightly contaminated T-level materials: 4,350 tons
Uncontaminated A-level materials: 650 tons (The above are indicative quantities)
Main pollutants detected: Heavy metals (Lead Pb, Antimony Sb, Mercury Hg) and Per- and polyfluoroalkyl substances (PFAS)

Construction Content: Controlled excavation, preliminary on-site treatment, material analysis, transport, final disposal

Type of Works: Waste removal works, Site remediation works

Environmental Construction Requirements: Must comply with current regulations such as OSiti, OPSR, and O suolo

Implementation Conditions:
Project Implementation Phases: Controlled excavation, preliminary on-site treatment, analysis, transport, final disposal
Division of Transport Responsibility: Includes transport and final disposal of materials
Site Visit Requirement: Bidders must confirm, when submitting their tender, that they have individually visited the site and are familiar with the area to be restored

Contract Information:
Contract Type: Works Contract
Contract Currency: Swiss Francs (all amounts exclusive of VAT)
Contract Extension Conditions: Contract award is subject to project maturity and availability of funds

Tender Requirements:
Tender Language: German, French, Italian
Tender Submission Method: Electronic submission not accepted. Complete tender documents and all required annexes must be submitted in paper form (1 copy) by postal mail (at least Priority Mail, date as per postmark from a Swiss or recognized foreign postal service), accompanied by a digital copy on a USB flash drive marked "Progetto Risanamento Lotti II-VI Losone"
Financial Capacity Requirements: See official publication on simap.ch
Business Registration Requirements: Commercial register registration requirements, see official publication on simap.ch
Enterprise Qualification Requirements: See official publication on simap.ch
Project Manager Qualification: References of key personnel will be one of the tender evaluation criteria
Technical Team Size Requirement: Not specified in the notice
Consortium Bidding Requirements: Sustainability evaluation applies to individual enterprises or consortia

Tender Evaluation Rules:
Evaluation Method: Comprehensive scoring
Price Score: 65% (CA1 price)
Quality Score: 35% (CA2 references of key personnel 10%, CA3 quality of task analysis 10%, CA4 sustainability of enterprise or consortium 15%)
Evaluation Criteria: Price, references of key personnel, quality of task analysis, sustainability
Scoring Weight Ratio: Price 65%, references of key personnel 10%, quality of task analysis 10%, sustainability 15%

Timeline:
Tender Notice Publication Date: March 13, 2026
Tender Submission Deadline: April 21, 2026, 23:59:00 (Central European Summer Time)