Expert assessment and risk analysis for the Chaira pumped-storage hydropower plant

Summary

The tender concerns an expert assessment of the construction structures and hydraulic turbine-generator units at the Chaira pumped-storage hydropower plant, together with a risk analysis of the planned works. The services include reviewing archive documentation, a site survey, 3D scanning and modelling of the reinforced-concrete structures and main equipment, finite-element calculations, analysis of static and dynamic conditions before and after removal of the concrete surrounding the spiral cases, and dismantling of the spiral cases. The deliverables must include a risk assessment with the method and sequence of activities, an expert assessment for hydraulic unit 4, and a comprehensive report covering all four hydraulic units. The estimated contract value is EUR 785,000 and the tender deadline is 19 October 2026. Participation requires proof of the required turnover, relevant experience, a multidisciplinary team and an ISO 9001:2015 or equivalent quality management system.