Design-and-build contract for the Kielosaari reception building

Summary

The tender concerns a fixed lump-sum design-and-build contract for the Kielosaari reception building. The planned floor area is 130 m², gross floor area 134.5 m², usable floor area 112.5 m² and volume 531 m³. The building will have P3 fire classification, a timber frame, mainly lightweight partition walls, and primarily water-based underfloor heating with an air-to-water heat pump. The contract includes all design and construction work and the permits required for them; the building must be handed over ready for use and compliant with the applicable requirements. The tender must also include an option price for constructing a glazed terrace. Tenders must be submitted electronically by 28 September 2026 at 12:00, and questions must be submitted by 17 September 2026 at 12:00.