<p>The familiar overflowing of manholes can be observed this year as well, with a BWSSB official saying the pre-monsoon desilting of manholes in flood-prone areas is slow this time since officials were deputed to election duties.</p>.<p><strong>Also Read | <a href="https://www.deccanherald.com/city/top-bengaluru-stories/with-30-cm-of-rainfall-this-may-is-bengalurus-wettest-ever-1223741.html" target="_blank">With 30 cm of rainfall, this May is Bengaluru's wettest ever</a></strong><br /><br />“Desilting is being done routinely as well, and nearly 10,000 manholes would be desilted soon,” said the official, who attributed the overflow to the lack of shoulder drains, especially in areas like Chickpet. </p>.<p>“Underground drains (UGDs) are designed to carry only domestic sewage. But in many areas that lack shoulder drains, rainwater is also entering UGDs, causing manholes to overflow. “Obstructions like garbage and cloth also clog UGDs,” the official said.</p>
<p>The familiar overflowing of manholes can be observed this year as well, with a BWSSB official saying the pre-monsoon desilting of manholes in flood-prone areas is slow this time since officials were deputed to election duties.</p>.<p><strong>Also Read | <a href="https://www.deccanherald.com/city/top-bengaluru-stories/with-30-cm-of-rainfall-this-may-is-bengalurus-wettest-ever-1223741.html" target="_blank">With 30 cm of rainfall, this May is Bengaluru's wettest ever</a></strong><br /><br />“Desilting is being done routinely as well, and nearly 10,000 manholes would be desilted soon,” said the official, who attributed the overflow to the lack of shoulder drains, especially in areas like Chickpet. </p>.<p>“Underground drains (UGDs) are designed to carry only domestic sewage. But in many areas that lack shoulder drains, rainwater is also entering UGDs, causing manholes to overflow. “Obstructions like garbage and cloth also clog UGDs,” the official said.</p>