Dhamdaha in context: Street-network sprawl trends

Dhamdaha in context

3.544.55<19751976–19901991–20052006–2020SNDi of street additions
3.544.55<19751976–19901991–20052006–2020SNDi of entire street network
DhamdahaBihar (Region)India (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dhamdaha plotted against Bihar and India. The SNDi of new construction in Dhamdaha rose steadily, compared to Bihar which followed a zig-zag trend with an overall increase and India which followed a zig-zag trend with an overall increase. Most recently, Dhamdaha's incremental SNDi rose from 4.06 to 4.66 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dhamdaha ranked 73rd out of 264 cities in Bihar and 1070th out of 1868 in India as of 2020.

New Street Additions (2006–2020)

SNDi value
4.66
Rank in India
874th of 1868
Rank in Bihar
102nd of 264

Entire Network (Aggregate)

SNDi value
3.99
Rank in India
1070th of 1868
Rank in Bihar
73rd of 264

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
DhamdahaDengkouCosmopolis

In new street additions, Dhamdaha and Cosmópolis both built increasingly disconnected streets over time, while Dengkou built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Dhamdaha and Cosmópolis both became progressively more disconnected, while Dengkou grew more disconnected from 1975 through 1991-2005, then improved.