Three suspended officials of the Brihanmumbai Municipal Corporation were arrested in connection with the residential building collapse here which claimed 61 lives, taking the total number of arrests in the case to four.

"Planning and Design Department's (Markets) deputy superintendent Prithviraj Chavan, assistant engineer Rahul Jadhav and inspector Jamal Kazi have been arrested last night," senior inspector Rajendra Nagbhirey of Sewri police station told PTI here today.