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Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,

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Page 1: Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,
Page 2: Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,

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Conventional Survey Support for Bridge Inspection

• Required very specific

scoping to ensure all

critical information

acquired

• Constrained capture

sighting due to limited

view aspect, lighting

and OH&S constraints

Page 3: Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,

33

Convention detail capture

Page 4: Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,

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Fundamental in Aurecon’s

commitment to Laser Scanning

technologies is the concept of rapid

“whole” capture and its legacy value

in comparison to implementation of

conventional site

measurements defined by specific

office based scoping

The Value of “Whole Capture” through application of

Laser Scanning

Page 5: Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,

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PROJECT – RAIL BRIDGE RENEWAL PROGRAM –

METRO TRAINS MELBOURNE - 2011

Page 6: Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,

66

SCAN DEFINITION OF CRITICAL STRUCTURAL

DETAIL

Page 7: Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,

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PROJECT – BRIDGE ABUTMENT PROFILE

ANALYSIS – METRO TRAINS MELBOURNE - 2011

Utilising site survey

Terrestrial Laser

Scan data acquired

for bridge

inspection

purposes, abutment

surface modelling

and verticality

profiling were

generated without

any further site

survey requirement

or additional field

expense

Page 8: Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,

88

VERTICALITY ANALYSIS

Page 9: Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,

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PROJECT – WALLEN ROAD BRIDGE – LEVEL 3

INSPECTION

Level Three bridge inspection of the

VicRoads Wallen Street Bridge over the

Yarra River presented a number of

significant access constraints

Page 10: Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,

1010

REMOTE STRUCTURE DETAIL CAPTURE

Page 11: Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,

1111

APPLICATION OF TRUVIEW

Page 12: Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,

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PROJECT – MOTORWAY RAIL OVERPASS –

AUCKLAND

Point Cloud derived 3-dimensional CAD

modelling using Leica Cyclone

Page 13: Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,

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INITIATIVES

In partnership with other Aurecon Delivery

Centres within Australia and abroad,

Aurecon continues to investigate and

strive for innovative mechanisms to

provide added value and savings to our

clients through application of new

technologies

Page 14: Conventional Survey Support for Bridge Inspection...ANALYSIS –METRO TRAINS MELBOURNE - 2011 Utilising site survey Terrestrial Laser Scan data acquired for bridge inspection purposes,

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SUMMARY