Arang 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 Arang plotted against Chhattisgarh and India. The SNDi of new construction in Arang was at its lowest in 1976-1990, compared to Chhattisgarh which rose steadily and India which followed a zig-zag trend with an overall increase. Most recently, Arang's incremental SNDi rose from 1.86 to 3.02 between 1991-2005 and 2006-2020. In terms of the aggregate network, Arang ranked 1st out of 29 cities in Chhattisgarh and 184th 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?

• Virac, Philippines
• Laukkaing, Myanmar
• Ústí nad Labem, Czechia
• North College Hill, United States
• Linares, México
• Stargard, Poland

In new street additions, Arang and Virac both built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, while North College Hill built increasingly disconnected streets over time. For the full network, Arang and Virac both became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while North College Hill became progressively more disconnected. Arang and Virac have been growing further apart in their street-network character since 1975.