Lehra 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 Lehra plotted against Uttar Pradesh and India. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Lehra's incremental SNDi rose from 3.36 to 4.39 between 1991-2005 and 2006-2020. In terms of the aggregate network, Lehra ranked 190th out of 291 cities in Uttar Pradesh and 1231st 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?

• Bahuara, India
• Ar Riyaḑ, Egypt
• Nyíregyháza, Hungary
• Nianzhuang, China
• Luotian County, China
• Araruama, Brazil

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