BBV Sublot 1B Tunnel Grout Treatment
HS2 contractor needs a subcontractor to design and carry out permeation grouting to reduce water ingress and stabilize ground ahead of tunnel boring machine excavation. Work involves probe hole investigation assessment, grouting strategy development, and execution of staged grouting with packers.
- Closed15 September 2025, 17:00
- Published8 September 2025
- Value£2.5m
- BuyerBalfour Beatty VINCI JV HS2
- WhereHS2 tunnelling works
- CategoryBuilding materials & structures
- RegionUK-wide
You'll want to look if you have experience in ground treatment grouting, particularly permeation grouting for tunnelling projects, and can develop grouting strategies based on ground investigation findings.
Might not suit a small firm
- it needs coverage across the whole UK