Galiwinku, Gravity sewer project 2014-2015

Galiwinku, Gravity Sewer Project,

This project was conducted by PowerWater, Fred NT were the primary contractor. It’s main objective was to service a lot beside the airport for a new clinic to be built.

The works included

  • 450m of DN300 up to depths of 4.5m
  • 750m of DN225 up to depths of 6.0m
  • 13 DN110 manholes, 6 of which were Tufflon P90 coated
  • 4 future lot connections
  • connections and decommissioning of two sewer pump stations
  • 745m of DN150 PVC rising main

 

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Type 1 manhole connections, DN225 and DN300

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Type 3 manhole connection

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Pipe laser beam

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mixing stabilised gravel for road crossings

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concrete apron for road crossing that were bitumen

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Sacred rock stock pipe after screening from excavation material

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Type 1 and type 3 man hole connections

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Type 2 lot connection into sewer main

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30t, 21t and 13t excavators on Christmas break

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Demobilisation from Galiwinku to Darwin

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Fleet heading back to Darwin

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CCTV sewer lines

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CCTV sewer lines

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DN225 Gas trap

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Geo fabric below road ways to contain bedding

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