Construction works for a rooftop maintenance access route

Summary

The Max Planck Institute for Biogeochemistry is procuring earthworks and structural works in Jena to create a rooftop maintenance access route at its building. The work includes site setup, demolition and replacement of sections of the existing path and paving, excavation and backfilling, installation of retaining wall elements, and concrete foundations for the steel access structure. It also includes temporary access and crane setup areas, reinstatement of the grounds and lawn, and incidental hourly work. The procurement is not divided into lots.