Municipal Corporation Of Delhi — Block of drainage because of construction of neighbour flat

Address:

110053

Sir,
i live in B-107 Mandir wali gali no-1, near rubber factory, North Ghonda, Delhi,
i want to inform you that because of our neighbour's construction of flat the drainage has been totally blocked, it has become source of many dangerous insects and harmful disease..i have request them(neighbour) many times to resolve this bot they haven't done anything. so i kindly request you to to take immediate action.
thank you