By The SUN
Oi Fai residents are evacuated and taken to quarantine centers (RTHK photo) |
Residents of block 3 of Oi
Fai House, Yau Oi Estate in Tuen Mun were evacuated in two batches on Friday
and Saturday after two more people were found infected with Covid-19, raising
the number of confirmed cases there to four.
Two preliminary positive
cases were also reported from the building, according to a press statement
issued by the Centre for Health Protection on Saturday, Apr 10.
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Meanwhile, the three imported
cases all involved newly arrived travelers who tested positive while in hotel
quarantine. They included a 25 year old female from the Philippines, a
47-year-old female from Pakistan, and a 42-year-old male from India.
The Filipina was
asymptomatic, while the two others developed symptoms on Apr 8.
The two new local cases
include a 66-year old man and a 6-year-old boy from Oi Fai House.
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Including the two preliminary
cases, six people from the block have come down with the virus.
On Friday night, the building
was partially evacuated after experts warned that the virus was likely
transmitted via the building's pipes.
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Residents of units 09 on every floor of Oi Fai House were the first to be sent to quarantine.
Three of the Covid-19 cases
live in that unit on the 21st to 23rd floors. The fourth case lives in a
different unit on the 22nd floor, and experts who inspected the building said
she may have picked up the virus in a different way.
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On Saturday, two more
residents in unit 32 were found preliminary positive, prompting the decision to
move everyone living in units 10, 31 and 32 to quarantine centers.
The CHP said investigation
showed that units 09 and 10, as well as units 31 and 32, separately share a
soil pipe.
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University of Hong Kong microbiologist Yuen Kwok-yung said after the inspection that one of the flats had two exhaust fans in the kitchen, and these fans may have sucked the virus in after creating negative pressure in the room.
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The expert also said it could not be ascertained
if the virus only traveled downwards, so to be on the safe side, they decided
to move all residents living in the designated units on every floor to quarantine centers.
BASAHIN ANG DETALYE |