Timber and roofing works for a school social building and facade cladding for sports halls

Summary

The contract covers extended timber construction works for a new school social building at Bunte Grundschule / BBS III in Wolfsburg and facade cladding for two sports halls. The works include designing and installing the timber ceiling and timber structures, flat-roof insulation and two-layer bituminous waterproofing, main and emergency roof drainage, fall protection, and an extensive green roof with its maintenance. The sports halls require design and installation of a metal substructure and fibre-cement facade cladding. The specified EQUITONE [natura] product must be used; alternatives are not permitted. Bidders must price the listed work and hourly-rate items and submit the required price-calculation and suitability declarations. Comparable-work turnover is requested for the last three financial years, but no minimum turnover threshold is stated. Bidders must confirm that they have sufficient staff and comparable experience; three references must be provided if shortlisted. During the works, qualified specialist site supervision must be provided, and a suitably qualified, German-speaking foreperson must be present on site during working hours. The contractor must prepare the required working drawings and calculations, comply with safety and wage requirements, and attend weekly construction meetings.