Lohardaga 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 Lohardaga plotted against Jharkhand and India. The SNDi of new construction in Lohardaga was at its lowest in 1976-1990, compared to Jharkhand which followed a zig-zag trend with an overall increase and India which followed a zig-zag trend with an overall increase. Most recently, Lohardaga's incremental SNDi rose from 4.86 to 5.05 between 1991-2005 and 2006-2020. In terms of the aggregate network, Lohardaga ranked 31st out of 46 cities in Jharkhand and 1230th 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?

• Shaowu, China
• Golbahar, Afghanistan
• Barretos, Brazil
• Marigaon, India
• Luanshya, Zambia
• Gudalur, India

In new street additions, Lohardaga built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, while Shaowu built increasingly disconnected streets from 1975 through 1991-2005, then improved and Marigaon built increasingly disconnected streets over time. For the full network, Lohardaga became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Shaowu grew more disconnected from 1975 through 1991-2005, then improved and Marigaon became progressively more disconnected. Notably, Lohardaga had a more connected network than Marigaon in 1975 but the two have since reversed their relative ranking.