Global Rail Construction secures HS2 route works contract
Global Rail Construction Limited (GRCL) has secured a rail contract on behalf of HS2 Principal Contractor Skanska. The main contract for Network Rail will replace the existing SAS 13 Bridge in Birmingham, which will facilitate an increased lateral clearance below the structure to enable the construction of HS2’s new up, down and depot access lines. Additionally, the new structure will allow for a road access to a new train depot and maintenance facility used by HS2.
Global Rail Construction Limited’s contract covers the removal, installation, testing and commissioning of the Cable Route Management System (CRMS) and High Voltage (HV) cabling to allow for cable diversions to enable the bridge jacking to proceed. The contract for the High Voltage Route and Cable Installation works will need to be completed well in advance of the May 2022 blockade.
The full scope of works covers:
High Voltage Cable Route
- Supply and Installation of Track Side Elevated GRP Trough Route – Circa 260m
- Direct Buried Route (Ground is a haul road of Stone and Geogrid) including excavation and subsequent backfilling – Circa 50m
- Supply and Installation of Cable Rack through Confined Space Culvert – Circa 50m
- Direct Buried Route (ground is a 100mm reinforced concrete slab in a licenced asbestos area) including excavation and subsequent backfilling – Circa 45m
- Supply and Installation of Ground Laid GRP Trough Route – Circa 140m
- Coring through the River Rea Culvert headwall
HV Cable Installation
- Hauling and installation of approximately 1600m of single core cable 120mm2 copper XLPE insulated with 83mm2 screen, MDPE, graphite – including 2No HV Joints
- Hauling and installation of approximately 1600m of 19/4.22 aluminium red PVC insulated cable – including 2No HV joints
- Testing and proving of installed cables
GRCL will provide adequate management and supervision to deliver this contract. Resources will be controlled to maximise collaboration with Skanska’s team, and achieve agreed outcomes in terms of quality, health, safety, and environmental performance. GRCL’s team will also provide daily input to support co-ordination meetings and deliver any necessary technical and programming information along with any other assistance to ensure the full integration of the work of all parties involved.
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