BMC will install banners at Shivaji Park warning against firecrackers in the silence zone ahead of Diwali, following a Bombay HC directive and residents` appeal. The BMCs G North Ward will put up banners at Shivaji Park ahead of Diwali warning visitors that the area is a designated silence zone where bursting firecrackers is prohibited The move follows a Bombay HC directive a civic official told middayldquoThis is big This is the.