Umerkot 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 Umerkot plotted against Sindh and Pakistan. The SNDi of new construction in Umerkot rose steadily, compared to Sindh which followed a zig-zag trend with an overall increase and Pakistan which followed a zig-zag trend with an overall increase. Most recently, Umerkot's incremental SNDi rose from 3.33 to 4.23 between 1991-2005 and 2006-2020. In terms of the aggregate network, Umerkot ranked 17th out of 50 cities in Sindh and 52nd out of 292 in Pakistan as of 2020.

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

• Ica, Peru
• Purworejo, Indonesia
• Peterborough, United Kingdom
• Udaynarayanpur, India
• Xingguo, China
• N'dalatando, Angola

In new street additions, Umerkot built increasingly disconnected streets over time, while Ica built increasingly connected streets over time and Udaynarayanpur fluctuated in its street-construction patterns. For the full network, Umerkot became progressively more disconnected, while Ica became progressively more connected and Udaynarayanpur became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Notably, Umerkot had a more connected network than Ica in 1975 but the two have since reversed their relative ranking.