Chandigarh, July 13 -- The Chandigarh municipal corporation (MC) has imposed a penalty of Rs.35 lakh each on three firms tasked with clearing legacy and fresh waste at Dadumajra dump site as they failed to comply with the infrastructure conditions outlined in the work contracts.

The firms - two public sector undertakings (PSUs) and a private company - had been instructed to install closed-circuit television (CCTV) cameras at the site to monitor operations and ensure the safe disposal of biofuel generated from the biomining process, among other things. However, a recent inspection by civic body officials revealed that these critical directives had not been followed.

An MC official said the lack of surveillance systems and failure to disp...