The KGK contributed to the building of docks, dams, barrages and irrigation canals between 1850 and 1980, and they in the eighteenth century had been among the communities who built the first ports of Bombay and Hornby Vellard.
In 1883 the Mandvi Port Docks and a bridge over the Rukmavati River at Mandvi were built by Vishram Karman Chawda of Chandiya.