Building the A3 Hindhead Tunnel
by Balfour Beatty
Why was the tunnel built?
Reduce traffic jams
Minimise accidents
Make Hindhead village quieter
and safer
A3 Hindhead Presentation 2012
Then and now
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April 2007
July 2010
Then and now
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Before
During
Then and now
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After
Giving the A3 back to nature
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No more tarmac
Removing the tarmac
What did Balfour Beatty think about before building the tunnel?
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Wildlife!
What sort of wildlife do you think we found?
Designing the tunnel
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Started in 2002
Designing the tunnel
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Clearing the land
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Started in 2007
Digging the tunnel and building underpasses
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Started in 2008
The tunnel breakthrough
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February 2009
Building junctions and bridges
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Started in 2009
Soil nails to hold back the earth
The finishing touches
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Started in 2010
The tunnel opened in July 2011
A3 Hindhead Presentation 2012
• Thetunnelcost£371milliontobuild
• Thetunnelis1.8kmlong,that’sthesameas15footballpitches
• 856newroadsignshavebeeninstalled
• 1243potsofpaintwereusedtopaintthetunnel
• 4,752peoplehaveworkedonthescheme
• 179reptilesweremovedtoaplaceofsafety,awayfromthebuildingworks
• 7dormousebridgeswerebuilt
• Someofthetreesremovedduringsiteclearancewereusedtomakemastsforsailingboats
• 200,000newtreesandshrubshavebeenplanted
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