Congress leaders from Mumbai have written to the municipal commissioner to take action against a private company's contractors for digging up trenches for erection of 4G towers.

On Tuesday, Congress corporator Devendra Amberkar issued a statement alleging that the company had dug up trenches haphazardly on city roads. The BMC has given permission to the company to erect 1160 4G towers in August 2014 following which the construction of towers had started.