Bethuadahari in context: Street-network sprawl trends

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bethuadahari plotted against West Bengal and India. The SNDi of new construction in Bethuadahari peaked in 1991-2005, compared to West Bengal which followed a zig-zag trend with an overall increase and India which followed a zig-zag trend with an overall increase. Most recently, Bethuadahari's incremental SNDi fell from 6.23 to 2.6 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bethuadahari ranked 83rd out of 140 cities in West Bengal and 1559th out of 1868 in India as of 2020.

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

• Phusro, India
• Amuntai, Indonesia
• Shaxi, China
• Sanchore, India
• Lushan, China
• Rath, India

In new street additions, Bethuadahari built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Phusro fluctuated in its street-construction patterns and Sanchore built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns. For the full network, Bethuadahari grew more disconnected from 1975 through 1991-2005, then improved, while Phusro became progressively more disconnected and Sanchore became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards. Bethuadahari and Phusro have been growing further apart in their street-network character since 1975.