The Beldar caste, historically a nomadic community from Northern India, is known for their occupation as navvies and their involvement in construction work. They are at present, a scheduled caste in northern part of India and are still engaged in their traditional occupation of navvies.The Beldar caste, historically a nomadic community originating from Northern India, has found its place in various parts of the country. The term "Beldar" refers to individuals who work as navvies, primarily engaged in construction activities.