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General Information

Beginning of works: 1988
Completion: 1992
Status: in use

Project Type

Structure: Immersed tube tunnel
Function / usage: Road tunnel
Construction method: Immersed tube method

Location

Location: , , , ,
, , , ,
For:
  • Warringah Freeway
Coordinates: 33° 51' 43.10" S    151° 12' 49.47" E
Coordinates: 33° 50' 54.36" S    151° 12' 47.91" E
Show coordinates on a map

Technical Information

Dimensions

total length 2.3 km
length of immersed tube tunnel section 960 m
tunnel unit width 26.1 m
tunnel unit height 7.45 m
number of tunnel units 8

Cost

cost of construction Australian dollar 738 000 000

Materials

tunnel structure reinforced concrete

Chronology

31 August 1992

Opening.

2022

Transfer of ownership to the NSW State Government at no charge.

Relevant Web Sites

Relevant Publications

More publications...
  • About this
    data sheet
  • Structure-ID
    20008188
  • Published on:
    13/02/2003
  • Last updated on:
    17/12/2024
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