Joburg explosion | Search continues for source of gas

JOHANNESBURG - It's been four days since the underground explosion in the Johannesburg CBD.

But there's still no word on the source or when repairs will take place.

READ: Sewer gas suspected to be cause of Joburg explosion

Many businesses in the area are still shut.

Joburg technical officials have confirmed that the explosion was caused by gas.

READ: CoJ confirms explosion was caused by gas

However, they are yet to determine the source of that gas.

The city has also ruled out illegal mining and is urging residents to avoid the area.

The incident cracked open roads, claimed one life, injured over 40 people and wrecked at least 36 vehicles.