www.savekapiti.co.nz sandhills expressway four to six lane motorway crossover or interchange june...
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www.SaveKapiti.co.nz
Sandhills ExpresswayFour to six lane motorway
Crossover or InterchangeJune 2010
www.SaveKapiti.co.nz
Cross-over or Interchange• Ground level round-about (at grade)
– Like Otaki -> Not an option– Open interchange –> high number of affected properties
• Underpass (tunnel)– Expressway at ground level – Local Road underpass– Not an option –> water table (eg Wiamea stream)
• Bridge - Crossover or Interchange ?– Local Road over Expressway– Expressway over Local Road
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TWO lane WLR built in stages
Bridge over the Waikanae
Ground level
interchanges
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Four lane Sandhills Expressway
Bridge over the Waikanae
Bridge -
Crossover
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Local Road - now
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Crossover - Alternatives
Crossover
No access
InterchangeMinimalFootprint
At gradeInterchange
Local Road over Expressway
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Local Road – Crossover
Local Road over Expressway
Expressway
Local Road
14 m
9 m
8 m
5 m
0 m
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Local Road – Crossover
Local Road over Expressway
Expressway
Local Road
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Local Road – Crossover
5`+ meters of bundingLocal Road over Expressway
8 meters at crossover
Expressway
Local Road
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Expressway – Crossover
Expressway over Local Road
14 m
9 m
8 m
5 m
0 m
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Expressway – Crossover
Expressway over Local Road
14 m
9 m
8 m
5 m
0 m
Expressway
Local Road
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Local Road – IntersectionExpressway
Local Road
Expressway over Local Road
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Expressway – Intersection
Expressway over Local Road
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Construction noise and pollution
Seven years of blight
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The wetlands
A lifestyle change for the worse
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Big box development
A future of construction noise and disruption
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HELP !Save Kapiti
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