Advancing Road Safety and Construction

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  • Work began in October last year on safety improvements to SH3, between Ohaupo and Te Awamutu as part of the $600 million Safe Roads and Roadsides programme. With this busy commuter highway carrying around 11,000 ...

  • As demand for housing in Auckland continues, rural land on the edges of the city is being converted into new housing subdivisions. With this comes the need to build infrastructure to cater to the future growth in population - roading, bridges and stormwater ...

  • Safety improvements on SH3 between Ohaupo and Te Awamutu last year have been put to the test in an astonishing number incidents during the first part of this year...

  • With the Waikato Expressway getting a lot of attention along SH1 between Pokeno and Cambridge, the NZ Transport Agency, under the Safe Roads Programme, has also started work on improving the section of the highway between ...

  • The Twin Coast Discovery Highway will be even brighter as it passes through Whangarei City thanks to a lighting upgrade undertaken by Currie Electrical on behalf of Whangarei District Council. The upgrade has included the installation of new LED...

  • In 2017, 379 people died on New Zealand roads – the highest annual number of road deaths since 2009. As part of its plan to tackle this concerning trend the NZ Police, in conjunction with NZ Transport Agency’s Safety Team, have ...

  • New Zealand’s largest infrastructure Project - the City Rail Link Project (CRL) - is continuing to progress through downtown Auckland. The Connectus Alliance - the contractors in charge of building the cut-and-cover trenches along Albert ...

  • Anyone that has travelled on State Highway 1 north of Auckland will know that traffic congestion is part of the journey. It’s just over 12 months since work on one of the country's largest motorway projects in recent years started on the Pūhoi to Warkworth ...

  • The new, stylishly curved Kawarau Falls Bridge, on the main route to Southland and Fiordland in Queenstown, officially opened in both directions in May. The new $22 million bridge replaces the one-lane, heritage bridge constructed in 1926 ...

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Corrugated Metal Culverts – Durability in New Zealand Conditions

Corrugated steel and aluminium pipes have been used for culverts in some instances since 1886.  They have proven to be convenient, easy to install and generally more cost-efficient than concrete culverts. This summary introduces CSP Pacific’s range of Multiplate structures and outlines the methods for predicting the service life of corrugated metal culverts in various environmental conditions. More >

CSP Pacific’s culvert range:
50 year service life - Steel Multiplate
75 year service life - Aluminium Multiplate
100 year service life - Multiplate 100+
For spans exceeding 10m - SuperCor®

News

View all news >
  • Safe Roads - Flexible road safety barriers making high-risk rural highways safer more >
  • Technical Note: Multiplate Culverts – Aluminium vs Steel more >
  • A message from Gemma ... August more >
  • Positive people movements at CSP Pacific more >
  • CSP Pacific – Gold Sponsor at NZ Bridges Summit more >
  • Corrugated Metal Culverts – Durability in New Zealand Conditions more >
  • A message from Gemma: more >
  • New positions for two well-known faces more >
  • Keeping up with the play more >
  • Wire Rope Safety Barriers from CSP Pacific – the right barrier for the road more >

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