Neyyatinkara 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 Neyyatinkara plotted against Kerala and India. The SNDi of new construction in Neyyatinkara was at its lowest in 1976-1990, compared to Kerala which was at its lowest in 1976-1990 and India which followed a zig-zag trend with an overall increase. Most recently, Neyyatinkara's incremental SNDi rose from 5.31 to 5.72 between 1991-2005 and 2006-2020. In terms of the aggregate network, Neyyatinkara ranked 26th out of 48 cities in Kerala and 1477th 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?

• Namur, Belgium
• Yaodu, China
• Providence, United States
• Sanjaypur, Bangladesh
• Fuyu, China
• Sumusta, Egypt

In new street additions, Neyyatinkara built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, while Namur built increasingly disconnected streets from 1975 through 1991-2005, then improved and Sanjaypur fluctuated in its street-construction patterns. For the full network, Neyyatinkara became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Namur became progressively more disconnected and Sanjaypur fluctuated in connectivity. Neyyatinkara and Sanjaypur have been converging in their street-network character since 1975.