A “highly dangerous” wartime bomb discovered in Quarry Bay on Friday is expected to be cleared by 2pm on Saturday, the Post has learned.

A source familiar with the matter told the Post that officers from the Explosive Ordnance Disposal Bureau said the defusing process was still ongoing at 8.42am on Saturday.

“The bomb’s shell has already been cut open, with officers incinerating the explosives inside,” the source said.

The 1,000lb (454kg) wartime bomb was described as “highly dangerous” by authorities on Friday evening, , with bomb disposal officers starting the disposal process at 2am on Saturday.

Senior bomb disposal officer Suryanto Chin-chiu said the bomb’s casing and fuses were still intact, making the bomb highly explosive.

Around 6,000 residents in Quarry Bay were evacuated on Friday night from the area around Pan Hoi Street, where the bomb was discovered at a construction site.