<P> Port development was undertaken by the civil engineering partnership Sir John Wolfe - Barry and Lt Col Arthur John Barry as Joint Consulting Engineers to the Bombay Port Trust at the end of the nineteenth century . </P> <P> From its establishment, the port has been the gateway to India, and was a primary factor in the emergence of Mumbai as the commercial capital of India . The port and the corporation took their present names in the 1990s . </P> <P> Over the decades, the port underwent tremendous expansion, with the addition of berths and cargo handling capacities . However, Mumbai's expanding growth and population pressure constrained the growth of the port by the 1970s . This led to the establishment of the Nhava Sheva port across Mumbai Harbour in Navi Mumbai on the Konkan mainland . Nhava Sheva began operations in 1989, and most container traffic now flows through Nhava Sheva . </P> <P> Mumbai Port has three enclosed wet docks . Prince's Dock was commissioned in 1880 . As of 2008, it has 8 berths with a minimum draft of 6.4 metres (21 ft). Victoria Dock, commissioned in 1891, had 14 berths as of 2008 with a minimum draft of 6.7 metres (22 ft). Indira Dock, commissioned in 1914, had 21 berths, with a minimum draft of 7.0 metres (23.0 ft). Prince's Dock and Victoria Dock are semi-tidal docks, with vessels docking and departing at high tide . Indira Dock has a lock, enabling vessels to enter or depart at any time . </P>

The port that was developed to reduce congestion of mumbai port is