The level of street-network sprawl in new development in West Bengal followed a zig-zag trend with an overall increase. To get a sense of how street development has changed in West Bengal, we can consider three of its most populous cities: Kolkata, Asansol and Tamluk. Out of the three cities, Tamluk does not follow the same trend as the region. The level of street-network sprawl in new development in Tamluk was at its lowest in 1976-1990.

How do development practices in West Bengal fare in comparison to others in India? Most recently in 2006-2020, street construction in West Bengal was the 21st-most disconnected out of the 32 regions in India. Its position in the ranks since 1975 has not changed. West Bengal ranked 21st in 1975, 25th in 1976-1990, 21st in 1991-2005 and 21st in 2006-2020.

As of 2020, the city with the most disconnected street network in West Bengal is Mousani with an SNDi of 12.58, which is very sprawly. Conversely, the most connected city is Egra with an SNDi of 1.06, which is very well-connected. See trends for these cities: Egra, Mousani

The level of street-network sprawl in the aggregate network in West Bengal rose steadily. To get a sense of how the aggregate street network has changed in West Bengal, we can consider three of its most populous cities: Kolkata, Asansol and Tamluk. Out of the three cities, Tamluk does not follow the same trend as the region. The level of street-network sprawl in the aggregate network in Tamluk was at its lowest in 1976-1990.

To date, West Bengal is the 21st-most disconnected out of the 32 regions in India. Its position in the ranks since 1975 has not changed. West Bengal ranked 21st in 1975, 24th in 1976-1990, 23rd in 1991-2005 and 21st in 2006-2020.