Nalbari 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 Nalbari plotted against Assam and India. The SNDi of new construction in Nalbari peaked in 1991-2005, compared to Assam which rose steadily and India which followed a zig-zag trend with an overall increase. Most recently, Nalbari's incremental SNDi fell from 5.65 to 5.63 between 1991-2005 and 2006-2020. In terms of the aggregate network, Nalbari ranked 17th out of 67 cities in Assam and 547th 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?

• Hitachi, Japan
• Xinzhou District, China
• Yalova, Turkey
• Mutare, Zimbabwe
• 강서구역, North Korea
• Kishi, Nigeria

In new street additions, Nalbari and Mutare both built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Hitachi fluctuated in its street-construction patterns. For the full network, Nalbari and Hitachi both became progressively more disconnected, while Mutare grew more disconnected from 1975 through 1991-2005, then improved. Nalbari and Hitachi have been growing further apart in their street-network character since 1975.