DYWI ® Drill System

References

DYWI ® Drill Hollow Bars used to stabilize a steep cutting on the UK’s first toll road Birmingham Northern Relief Road, West Midlands, Birmingham, England

Client Midland Expressway Ltd., Birmingham, England General Contractor CAMBBA, Birmingham, England +++ Specialist Installer South Western Mining & Tunnelling Ltd., Nanstallon, Cornwall, England +++ Consulting Engineers Arup Atkins, Birmingham, England

DSI Services Supply of 1,000 Permanent R32 DYWI ® Drill Hollow Bar Soil Nails (7.5 m to 9.0 m long); soil nail testing by specialist DSI personnel

Shotcrete excavation wall secured with DYWI ® Drill Hollow Bolt Anchors, Brantford General Hospital, Brantford, Ontario, Canada

Owner Brantford General Hospital, Brantford, Ontario, Canada +++ General Contractor Bondfield Construction, Concord, Ontario, Canada +++ Consulting Engineers Carruthers & Wallace Limited, Toronto, Ontario, Canada +++ Contractor for foundations HC Matcon Inc., Ayr, Ontario, Canada +++ Engineer for foundations Isherwood Associates Ltd., Mississauga, Ontario, Canada

DSI Services Supply of 12,000 m of DYWI ® Drill Hollow Bar Soil Nails for the shotcrete wall

17,000 m DYWI ® Drill Hollow Bar Anchors deep beneath Downtown London: The North Downs Tunnel is the first part of the railway tunnel which connects the British Channel with King’s Cross Station in downtown London.

Owner Channel Tunnel Rail Link +++ Contractor Eurolink, consisting of: Miller, GTM, Dumez and Beton Monierbau +++ Operator Union Railways / UK +++ Consulting engineers Rail Link Engineering, consisting of: Ove Arup, Halcrow and Bechtel +++ Engineering Eurolink

DSI Services Supply of 17,000 m DYWI ® Drill hollow bar anchors; leasing of stressing and testing equipment

DYWI ® Drill Hollow Bar Anchors meet new geological and geotechnical challenges

DSI Services Supply of:

  • 10,800 m of DYWI ® Drill hollow bar anchors type R32N
  • 14,517 m of DYWI ® Drill hollow bar anchors type R32S
  • 700 m of double corrosion protected rock anchors
  • 2,310 m of GEWI ® rock bolts
  • 3,500 m of DYWI ® Drill hollow bar anchors type R51N
  • 600 m of temporary strand anchors with 4 strands