Dighwara 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 Dighwara plotted against Bihar and India. The SNDi of new construction in Dighwara peaked in 1991-2005, compared to Bihar which followed a zig-zag trend with an overall increase and India which followed a zig-zag trend with an overall increase. Most recently, Dighwara's incremental SNDi fell from 4.66 to 4.35 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dighwara ranked 110th out of 264 cities in Bihar and 1254th 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?

• Kota Kinabalu, Malaysia
• Shangqiu, China
• Porto-Novo, Benin
• Suzhou, China
• Malegaon, India
• Chifeng, China

In new street additions, Dighwara built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Kota Kinabalu built increasingly disconnected streets over time and Suzhou built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Dighwara and Suzhou both grew more disconnected from 1975 through 1991-2005, then improved, while Kota Kinabalu became progressively more disconnected. Dighwara and Kota Kinabalu have been growing further apart in their street-network character since 1975.