Phaphamau 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 Phaphamau plotted against Uttar Pradesh and India. The SNDi of new construction in Phaphamau peaked in 1976-1990, compared to Uttar Pradesh which followed a zig-zag trend with an overall increase and India which followed a zig-zag trend with an overall increase. Most recently, Phaphamau's incremental SNDi fell from 4.28 to 3.98 between 1991-2005 and 2006-2020. In terms of the aggregate network, Phaphamau ranked 168th out of 291 cities in Uttar Pradesh and 1154th 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?

• Gayara, Iraq
• Xushui District, China
• Nandail, Bangladesh
• Horlivka, Ukraine
• Limassol, Cyprus
• Rajpura, India

While Gayara and Horlivka both built increasingly disconnected streets from 1975 through 1991-2005, then improved, Phaphamau built increasingly disconnected streets from 1975 through 1976-1990, then improved in new street additions. Looking at the full network, Gayara and Horlivka both became progressively more disconnected, while Phaphamau grew more disconnected from 1975 through 1976-1990, then improved. Phaphamau and Gayara have been converging in their street-network character since 1975.