Joseph McGirr Engineer
The Victoria Jubilee Clock was severely damaged after the Christchurch February 2011 earthquake and required immediate stabilsation under Civil Defense to prevent collapse. Working largely on-site and developing details as they were fabricated a solution based around tensile cross bracing was able to be designed and implemented in a fast effective manner.
The Victoria Jubilee Clock tower after the Christchurch February 2011 Earthquake.
Damage to the stone legs showing failed stainless steel bars from previous retrofit
The Victoria Jubilee Clock tower after the Christchurch February 2011 Earthquake 2
Placement of internal structural steel columns
Structural steel cross members ready for placement
Internally positioned tensile cross bracing
Internal crossed braced frame successfully integrated within the existing stonework columns.
Successful stabilised earthquake damaged structure
Successful stabilised earthquake damaged structure2
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