Procurement of gritting aggregate

Summary

The tender concerns the supply of gritting aggregate for use by the University of Helsinki group. The material is divided into five lots and must be delivered to silos, storage areas or a stockpile at the University of Helsinki campuses, Hyytiälä Forestry Field Station, Tvärminne Zoological Station, Lammi Biological Station, and the Kaisaniemi and Kumpula botanical gardens. The tender deadline is 5 October 2026 at 09:00. For the botanical gardens lot, the material must come from the same Raasepori Meltola quarry as the red granite used for the paths, in order to preserve the material’s origin and colour in a protected cultural environment. The tender is divided into five lots, and the precise exclusion, qualification and compliance requirements must be checked in the tender documents.