Gumla in context: Street-network sprawl trends

Gumla in context

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
GumlaJharkhand (Region)India (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Gumla plotted against Jharkhand and India. The SNDi of new construction in Gumla rose steadily, 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, Gumla's incremental SNDi rose from 4.37 to 5.72 between 1991-2005 and 2006-2020. In terms of the aggregate network, Gumla ranked 27th out of 46 cities in Jharkhand and 1095th out of 1868 in India as of 2020.

New Street Additions (2006–2020)

SNDi value
5.72
Rank in India
1288th of 1868
Rank in Jharkhand
34th of 46

Entire Network (Aggregate)

SNDi value
4.04
Rank in India
1095th of 1868
Rank in Jharkhand
27th of 46

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
GumlaBaubauMekarsari

In new street additions, Gumla and Baubau both built increasingly disconnected streets over time, while Mekarsari built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full street network, though, all three cities follow the same trend. Notably, Gumla had a more connected network than Baubau in 1975 but the two have since reversed their relative ranking.