Extension and reconstruction of the primary school building in Leńcze, including technical infrastructure, an astronomical dome and site development

Summary

The tender covers the extension and reconstruction of the primary school building in Leńcze, including technical infrastructure, an astronomical dome, external sewage systems, electrical and low-voltage installations, heating systems, finishing works, an access road, a footpath and two parking spaces. Observatory equipment is also included. The works must be completed within 12 months of contract signature. Tenders must be submitted electronically by 25 September 2026 at 09:00; evaluation is based on price (60%) and an extended warranty period (40%). Tenderers must meet the insurance, experience and qualified personnel requirements and provide a PLN 10,000.00 tender guarantee.