Streets and homes were flooded with sewage water in Karachi on Tuesday, where the city’s outdated drainage and waste systems were overwhelmed by another spell of heavy rain, the Guardian reprted.

Of the total rain-related casualties, 31 deaths were reported in southern Sindh province, while 23 people died in the province of Khyber Pakhtunkhwa, according to the agency.

Troops, rescuers and volunteers from the radical group Tehreek-e-Labbaik were seen evacuating people from inundated residential neighborhoods in Karachi as some families waded through waist-high water. Hundreds of people were forced to take shelter in the houses of relatives in the country’s largest city.

According to the disaster agency, troops using boats evacuated 300 people from rain-hit district of Dadu in Sindh province, while 1,245 people were evacuated from Karachi’s rain-hit areas, where residents said they were still waiting for help.

Scores of vehicles were seen submerged in floods in Karachi, Pakistan.

The rains are expected to continue this week in Karachi, where the prime minister, Imran Khan, earlier this month sent troops to help local authorities in pumping out rainwater from inundated residential areas.

Monsoon rains are lashing Pakistan at a time when authorities are trying to contain the spread of the coronovirus, which caused more than 6,200 deaths since February when the country reported its first case. Pakistan reported nine more COVID-19 deaths Tuesday, one of the lowest numbers of daily fatalities since March.

Every year, many cities in Pakistan struggle to cope with the annual monsoon deluge, drawing criticism about poor planning. The monsoon season runs from July through September.

Many children were among the dead in the city of Charikar, which was hit by heavy rains overnight, the ministry of disaster management said in a statement, AFP reported.

About 20 people were also injured and more than 300 houses destroyed.

A local government hospital in the province of Parwan said it had received the bodies of 17 people killed in the floods.

A relief operation was under way to help those affected.

Torrential downpours and flash floods kill scores of people annually in Afghanistan.

Many poorly built homes, mostly in rural areas, are at risk of collapse during the rains in the impoverished country.

Earlier this month, 16 people, including 15 children, were killed and dozens of houses were destroyed when flash floods ravaged a village in the eastern province of Nangarhar.