Sardhana 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 Sardhana plotted against Uttar Pradesh and India. The SNDi of new construction in Sardhana peaked in 1991-2005, 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, Sardhana's incremental SNDi fell from 1.63 to 1.44 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sardhana ranked 15th out of 291 cities in Uttar Pradesh and 57th 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?

• Sundargarh, India
• Campo Mourão, Brazil
• Nalitabari, Bangladesh
• Uitkomsdal, South Africa
• Atarra Buzurg, India
• Monguno, Nigeria

In new street additions, Sardhana and Uitkomsdal both built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Sundargarh built increasingly disconnected streets over time. For the full network, Sardhana and Uitkomsdal both grew more disconnected from 1975 through 1991-2005, then improved, while Sundargarh became progressively more disconnected. Sardhana and Sundargarh have been growing further apart in their street-network character since 1975.