Active leak detection service in Sintra’s public water supply system

Summary

The tender covers active leak detection in Sintra’s public water supply system for three years. The contractor must provide two weekday researchers from 9:00 to 19:00, their own vehicles and the equipment required for continuous detection of non-visible leaks, including geophones. Urgent requests must be attended within no more than two hours. The estimated maximum contract value is EUR 150,000 excluding VAT, and the maximum unit price is EUR 400 per detected and confirmed leak. Price is the sole award criterion. Bids must be submitted electronically by 22 September 2026 at 17:00; variant bids are not allowed. The contractor must also provide daily digital reports and comply with quality, environmental, occupational safety, confidentiality and data protection requirements.