Dhemaji 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 Dhemaji plotted against Assam and India. The SNDi of new construction in Dhemaji rose steadily, compared to Assam which rose steadily and India which followed a zig-zag trend with an overall increase. Most recently, Dhemaji's incremental SNDi rose from 8.49 to 9.68 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dhemaji ranked 45th out of 67 cities in Assam and 1412th 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?

• Kawkareik, Myanmar
• Suq Shamar, Yemen
• Cachoeira do Sul, Brazil
• Ozyorsk, Russia
• Vakhsh, Tajikistan
• Kungrad, Uzbekistan

In new street additions, Dhemaji built increasingly disconnected streets over time, while Kawkareik fluctuated in its street-construction patterns and Ozyorsk built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns. For the full network, Dhemaji became progressively more disconnected, while Kawkareik fluctuated in connectivity and Ozyorsk became progressively more connected. Dhemaji and Kawkareik have been growing further apart in their street-network character since 1975.