Stainless steel is the material of choice to specify for severe weather conditions.
The overhead netting of Perth Zoo's Australian Wetlands and Penguin Plunge Exhibit was badly damaged when a severe hailstorm and winds of up to 128km/h swept through Perth in March 2010.
During the storm, a tree collapsed onto the netting which was made from a nylon material.
The original concept for this major renovation project was to use stainless steel overhead netting and painted or galvanised steel for the cabling and the majority of other supporting infrastructure components.
However, when ASSDA members Structural Dynamics was awarded subcontractor