Residents of C R Park's G Block Living A Nightmare With No End In Sight It was with the intention to augment the sewer lines in G Block of Chittaranjan Park that Delhi Jal Board (DJB) began its work mid-May. Going by the pace of work, they would have scurried for cover even if the rains had arrived later during the month. Caught unawares by the mid-June arrival of monsoon, the workers simply vanished, leaving the residents fuming.