Upload
kylee
View
26
Download
0
Tags:
Embed Size (px)
DESCRIPTION
NSSC Safety Conference 2007. Victoria Bridge Incident Grand Mira North Cape Breton County, NS February 12, 2004. Victoria Bridge Incident. - PowerPoint PPT Presentation
Citation preview
NSSC Safety ConferenceNSSC Safety Conference20072007
Victoria Bridge Incident
Grand Mira NorthCape Breton County, NS
February 12, 2004
Victoria Bridge IncidentVictoria Bridge Incident
On Thursday, February 12, 2004, Transportation and Public Works, Steel Bridge Crew, had a suspended scaffolding incident resulting in serious injuries to one of our employees.
Victoria Bridge IncidentVictoria Bridge Incident
Victoria Bridge is located in Grand Mira North just outside of Sydney, NS
Past the Two Rivers Wildlife Park
DEL Investigators
Suspended Scaffolding
Modified Clamp
Victoria Bridge IncidentVictoria Bridge Incident
Work Site Setup
Victoria Bridge IncidentVictoria Bridge Incident
Height of Fall
Ice Covered Mira River
Materials on Ice
Victoria Bridge IncidentVictoria Bridge Incident
Weather Conditions
Additional Tirfor and Clamp
Ejected Clamp
Victoria Bridge IncidentVictoria Bridge Incident
Tirfor Winch with Cable
Man Riding Bloc Stop
Swaged Wire Rope
Damaged Safety Latch on Eye Hook
Victoria Bridge IncidentVictoria Bridge Incident
Debris on Ice
Top Chord Anchor
Strap Anchor
Victoria Bridge IncidentVictoria Bridge Incident
Bays of Through Truss Bridge
Cross members Ladder was Supported on
Victoria Bridge IncidentVictoria Bridge Incident
Engineered Anchor
January 27, 1997
Victoria Bridge IncidentVictoria Bridge Incident
Top Chord Anchor Samples
Destroyed after Incident
Victoria Bridge IncidentVictoria Bridge Incident
Clamp Type used on Seal Island Bridge in past
Victoria Bridge IncidentVictoria Bridge Incident
Clamp hooked on flange of bridge Top Chord
Victoria Bridge IncidentVictoria Bridge Incident
Victoria Bridge IncidentVictoria Bridge Incident
Clamp modified to provide step off from bridge
Sent out an Alert across province Out-of-Service across province: All
types of equipment involved in incident until root causes determined
Orders to secure equipment directly involved
Orders for various records
Victoria Bridge IncidentVictoria Bridge Incident
Orders given on:
Anchor points Fall Arrest Equipment Assessment of Suspended Scaffolding
Systems Inspection of Suspended Scaffolding
Systems across the Province
Victoria Bridge IncidentVictoria Bridge Incident
All Suspended Scaffolding work done by TPW forces stopped across the province
All Suspended Scaffolding components were reviewed across the province
Various equipment was removed from duty and destroyed
Other equipment was sent to approved technicians for inspection and re-certification
Victoria Bridge IncidentVictoria Bridge Incident
Started to investigate in conjunction with DEL
Constructed Mock-up of bridge section
Experts were brought in for mock-up investigation
TPW instructed to do mock-up without DEL
Victoria Bridge IncidentVictoria Bridge Incident
DEL Officer
Equipment Lock-up
Investigation on-going
Victoria Bridge IncidentVictoria Bridge Incident
Charges Laid against both TPW and Supervisor
TPW - 7 charges, April 04, 2005
Supervisor - 2 charges, April 04, 2005
Victoria Bridge IncidentVictoria Bridge Incident
Various court proceedings starting April 22, 2005
Guilty plea entered by Supervisor on April 06, 2006 to one charge, no evidence given on other charge
Guilty plea entered by TPW on October 10, 2006 to one charge, no evidence given on other 6 charges
Victoria Bridge IncidentVictoria Bridge Incident
Supervisor - Plead guilty to allowing the use of the modified clamp without certification by a professional engineer
TPW - Plead guilty of not ensuring the modified clamp was certified by a professional engineer
Victoria Bridge IncidentVictoria Bridge Incident
Supervisor sentence - April 06, 2006
- $1,000.00 Fine- $100.00 Costs- $150.00 Victims Surcharge- Training Program attendance
Victoria Bridge IncidentVictoria Bridge Incident
TPW’s sentence - October 10, 2006
- $5,000.00 Fine
- $15,000.00 Public Education Trust Fund
- Presentation at 2007 NSSC Conference
Victoria Bridge IncidentVictoria Bridge Incident
Setup first Suspended Scaffolding Committee - March 23, 2004
Worked with engineering firm to design new equipment
Top Chord Anchor Clamp just one piece designed
Victoria Bridge IncidentVictoria Bridge Incident
Prototype of new Top Chord Anchor
Victoria Bridge IncidentVictoria Bridge Incident
Exploded View of Top Chord Anchor prototype
Victoria Bridge IncidentVictoria Bridge Incident
Load Testing the prototype Top Chord Anchor
Victoria Bridge IncidentVictoria Bridge Incident
Set up Scaffolding Training Committee - March 03, 2005
Did up Request for Proposal [RFP]
Reviewed proposals
Awarded to New Heights Enterprises
Victoria Bridge IncidentVictoria Bridge Incident
Training started in Sydney on July 05, 2005
40 hours of training - classroom & hands-on
Sessions: Eastern - 4 Northern -1 Central - 1 Western - 3
Training completed September 30, 2005
Victoria Bridge IncidentVictoria Bridge Incident
New Clamp Prototype
On-Site Practical Training
Victoria Bridge IncidentVictoria Bridge Incident
Supervisors took the same training as crew
Hands-on experience
Victoria Bridge IncidentVictoria Bridge Incident
Simulated on-site conditions
Victoria Bridge IncidentVictoria Bridge Incident
Installation of Top Chord Anchors as part of training
Use of ladders as part of training
Victoria Bridge IncidentVictoria Bridge Incident
All trainees were hoisted in their harnesses
Allowed for practical experience in controlled conditions
Victoria Bridge IncidentVictoria Bridge Incident
Practical training in Rescue Operations
Victoria Bridge IncidentVictoria Bridge Incident
All trainees went through being rescued
Victoria Bridge IncidentVictoria Bridge Incident
Training done in 2005 identified additional issues
Third committee formed - January 06, 2006
Meetings held and report forwarded on October 10, 2006
Victoria Bridge IncidentVictoria Bridge Incident
Additional changes since the Incident: Created new Bridge Maintenance Engineer to
provide technical coordination of the District Bridge Engineers
Changed reporting structure for District Bridge Engineers who now report to the District Director
Clarified District and Head Office roles, responsibilities and accountabilities for bridge maintenance training, supervision, equipment and techniques
Victoria Bridge IncidentVictoria Bridge Incident
Next Steps:
Bridge Engineers and Supervisors to develop SWP’s and JP’s as needed
Review, do trials, approve new equipment and procedures
Victoria Bridge IncidentVictoria Bridge Incident
Victoria Bridge IncidentVictoria Bridge Incident
Questions ?
Thank You !&
Be Safe !
Victoria Bridge IncidentVictoria Bridge Incident