Tamil Nadu Electricity Board [TNEB] — Regarding regular power cuts

We are located at near tondiarpet depo chennai. Here we have regular powercuts in our area if it is night or day. When we trying to contact the corresponding eb (tollgate eb) they are not responding all the time. If they atten the call always says the same reason we are working on it. and minimum 1 hour they cut the current in a day. In our street lot of aged people's and pregnant ladies and kids suffered regarding powercuts. Kindly take action immediately.