Vt 9 Detour Route Arrangements in Siilinjärvi

Summary

The tender concerns traffic-management detour arrangements required for an exercise taking place in Siilinjärvi from 18 to 25 November 2026. Vt 9 (Joensuuntie) and mt 562 (Lentokentäntie) will be partially closed, and the contractor must procure and install the traffic-control equipment needed to direct traffic along the detour route shown on the design plans. This is a lump-sum general contract using a quality-responsibility construction model. The deadline for submitting tenders is 28 August 2026 at 10:00 UTC. The detailed scope of work and interim milestones are set out in the tender documents and draft contract.