Dhanbad in context: Street-network sprawl trends

Dhanbad in context

3.64.24.85.4<19751976–19901991–20052006–2020SNDi of street additions
3.64.24.85.4<19751976–19901991–20052006–2020SNDi of entire street network
DhanbadJharkhand (Region)India (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dhanbad plotted against Jharkhand and India. The SNDi of new construction in Dhanbad 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, Dhanbad's incremental SNDi rose from 5.2 to 5.31 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dhanbad ranked 36th out of 46 cities in Jharkhand and 1375th out of 1868 in India as of 2020.

New Street Additions (2006–2020)

SNDi value
5.31
Rank in India
1154th of 1868
Rank in Jharkhand
26th of 46

Entire Network (Aggregate)

SNDi value
4.63
Rank in India
1375th of 1868
Rank in Jharkhand
36th of 46

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

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
DhanbadSeattleLome

In new street additions, Dhanbad built increasingly disconnected streets over time, while Seattle built increasingly disconnected streets from 1975 through 1991-2005, then improved and Lomé fluctuated in its street-construction patterns. For the full network, Dhanbad and Seattle both became progressively more disconnected, while Lomé fluctuated in connectivity. Dhanbad and Seattle have been converging in their street-network character since 1975.