• Engineering
  • Published 2014

Upgrading NZ bridges for high productivity motor vehicles

  title={Upgrading NZ bridges for high productivity motor vehicles},
  author={John Reynolds and Darren Goodall},
New Zealand (NZ) has introduced High Productivity Motor Vehicles (HPMVrs) to improve freight efficiency on its road network. The significant increase in vehicle mass limits has required a national bridge load capacity evaluation and strengthening program. NZ has approximately 4,000 State Highway bridges and 14,000 Local Authority bridges. Initial screening of these bridges, based on available structural data, design loading, age, configuration and span length was undertaken. For critical… CONTINUE READING


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