Safety Alert Type: 
Miller Main Bridge Site 5+800, Miller Main FSR
Date of Incident / Close Call: 
Company Name: 
Surespan Construction Ltd.
Details of Incident / Close Call: 

Worker was on the carbody of the crane (American 5460 – 55t Friction / Conventional rubber-tried crane), walking from controls in operators cab to the engine behind in order to de-energize the crane, shutting down for the day. While walking on the catwalk (approx. 6ft to 8ft in length, 2ft wide) secured to the outside of the cab, the catwalk gave way. The worker and the catwalk fell approx. 7ft into a small ditch with a slightly sloped grade. Worker sustained injury to left heel. Incident was reported immediately to Surespan Management.

Learnings and Suggestions: 

• Worker should have visually/physically inspected the catwalk and its “fastening”
mechanisms secured to the carbody after installing it during rigging/mobilization of the
• Completion of investigation with assistance of worker involved, Equipment Manager and
Senior Management;
• Review and amendment to Surespan’s Safe Work Practice for Crane Rigging and Hoisting
– circulate to workers;
• Arrange for the repair of catwalk (belonging to American 5460 crane);
• Review incident/investigation at the next Occupational Health and Safety Committee
• Refresher training of Surespan’s Safe Work Practices and Safe Job Procedures scheduled
for early January, 2008.

For more information on this submitted alert: 

Angela Bester, Manager of Health & Safety, Surespan Construction Ltd.
Email: angie@surespan.com

File attachments
2007-11-20 Catwalk Collapses Causing Injury.pdf
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