Here are Key takeaways from Joburg CBD explosion report

On Wednesday, 2 August, the City of Johannesburg Manager Floyd Brink delivered the report on the Joburg CBD explosion.

JOBURG CBD EXPLOSION BRIEFING BY CITY MANAGER FLOYD BRINK

At least one person was killed and 47 others injured when a blast occurred in the Joburg CBD last month.

Initially, much was speculated about the cause but most were proven wrong upon the delivery of the report yesterday during a media briefing conducted by Brink and various stakeholders.

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“We received a report from the Service Provider undertaking investigations into the cause of the gas explosion that occurred on Lilian Ngoyi Street (formerly Bree Street).”

Brink

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THE CAUSE

Brink said the type of gas that fueled the explosion is Methane, which is lighter than air and travelled up along the services tunnel, from an unknown source to the crest of the tunnel near Von Brandis Street.

SPECIALISTS ROPED IN

The following professionals were added to the COJ team with specialist skills for inspections and investigation:

• Fire specialist with experience in industrial explosions and gas systems
• International fire dynamics and explosion simulation specialist Engineer
• Specialists in Explosion, gas & fire dynamics at Universities and International network of Fire Engineers
• Structural engineer
• Geotechnical engineer
• Electrical engineer
• Civil engineer
• Forensic specialist
• Occupational health and safety professional

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The following were ruled out by the investigation:

• No Terrorist action or zama-zamas or cable theft or foul play by anybody
• All emergency responses by EMS, JMPD, and all Departments are effective and compliant, and no shortcomings are to be addressed.
• It was not an Egoli pipeline explosion or pipe rupture nor a large leak before the explosion, only post-explosion as confirmed on the timeline of the Egoli Gas SCADA (supervisory control and data acquisition) monitor system.
• No negligence by electricity or any department or any intentional action by individuals or intentional release of gas into the tunnel.
• No signs of people living in the tunnels nor recent cable theft were found.

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