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INDUSTRIAL

TransGrid - Metropolitan Substations Sydney

Location: Metropolitan Substations Sydney

Client: TransGrid

Description: This project involved the repair of substation roads and pavements and switchyard surfaces at: Sydney North Substation Dural, Sydney South Substation Picnic Point, and Kemps Creek Substation. Repairs included the removal and replacement of existing asphalt access roads, reinforced concrete pavements, reinforced concrete kerbing and aggregated switchyard surfacing.

Summary of works: 

  • Excavation of existing concrete, asphalt and road base pavements
  • Excavation of existing surface aggregated and soil material
  • Stockpiling, backfilling and / or disposal of excavated material
  • Proof rolling and compaction of subgrade
  • Placement, compaction and testing of imported subbase and basecourse
  • Laying, compaction and testing of asphalt
  • Reconstruction of concrete pavement
  • Backfilling, compaction and levelling and application of existing and additional surface aggregate
  • Turfing, planting and / or hydro-mulching of disturbed areas
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