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60,000L HazSure® Tank


In October of 2014, APD designed and built what is to date the largest Polyethylene Bulk Hazardous Storage tank in New Zealand. The tank is a multilayer design in accordance with BS EN12573 and EN1778 with additional FEA analysis work performed to meet the client’s specification which is as follows;

With a working volume of 60,000L, this tank can accommodate a long term internal pressure of 1.5Kpa and a maximum internal pressure of 2.7KPa and its designed for seismic loading.

It has a 600mm side entry manway and a top mount inspection hatch for ease of access and various fittings to suit level measurement, of inlets and outlets.

It has a ladder with cage and a handrail to ensure safe access for maintenance and inspection purposes of the equipment. It also has tank vent and overflow connected to passive scrubbers to capture the Hydrochloric fumes during filling and emptying of the tank.


  • Base diameter – 4770mm.
  • Barrel height – 4025mm.
  • Overall tank height – 4520mm.
  • In additional, the tank has a specially designed internal roof structure to resist the long term internal pressures the tank is subject to.


  • Working volume of 60,000L.
  • 600mm side entry ‘manway’.
  • Ladder, cage and handrail.
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