Bangalore Water Supply & Sewerage Board [Bwssb] — Drain water is coming inside the apartment due to blockage of sewage drain

Address: Arvind Netravathi Apartment 80 Feet Road Near Canara Bank Off Vijaya Bank Layout Kodichikkanahalli Bengaluru

Dear Sir/Madam,
We are the residents of Arvind Netravathi Apartment, in Kodichikkanahalli, Near Canara Bank.
Plz refer the below videos we always face the problem of drainage water gushing inside the apartment whenever it rains.
Request you to look into this.
Best regards
Vipin