Lunavada 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 Lunavada plotted against Gujarat and India. The SNDi of new construction in Lunavada was at its lowest in 1976-1990, compared to Gujarat which rose steadily and India which followed a zig-zag trend with an overall increase. Most recently, Lunavada's incremental SNDi rose from 3.74 to 6.17 between 1991-2005 and 2006-2020. In terms of the aggregate network, Lunavada ranked 57th out of 92 cities in Gujarat and 1014th 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?

• Shiroli, India
• Za Lun, Myanmar
• Liuhe, China
• Digras, India
• Muriaé, Brazil
• Kodaikanal, India

In new street additions, Lunavada built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, while Shiroli fluctuated in its street-construction patterns and Digras fluctuated in its street-construction patterns. For the full network, Lunavada became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards, while Shiroli became progressively more disconnected and Digras fluctuated in connectivity. Notably, Lunavada had a more sprawly network than Shiroli in 1975 but the two have since reversed their relative ranking.