<span style="color: #222222;">The Brihanmumbai Municipal Corporation has appointed a Pune firm to carry audit of 157 bridges in the metropolis. </span><br />'' <br />'' <span style="color: #222222;">The decision comes after the ill-fated Himalaya Bridge that connected to Chhatrapati Shivaji Maharaj terminus from BT lane near Times of India building collapsed killing six persons and injuring several others.</span>