Birpur in context: Street-network sprawl trends

Birpur in context

3.64.55.46.3<19751976–19901991–20052006–2020SNDi of street additions
3.64.55.46.3<19751976–19901991–20052006–2020SNDi of entire street network
BirpurBihar (Region)India (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Birpur plotted against Bihar and India. The SNDi of new construction in Birpur 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, Birpur's incremental SNDi rose from 6.32 to 6.44 between 1991-2005 and 2006-2020. In terms of the aggregate network, Birpur ranked 211th out of 264 cities in Bihar and 1615th out of 1868 in India as of 2020.

New Street Additions (2006–2020)

SNDi value
6.44
Rank in India
1473rd of 1868
Rank in Bihar
191st of 264

Entire Network (Aggregate)

SNDi value
5.5
Rank in India
1615th of 1868
Rank in Bihar
211th of 264

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
BirpurNgandajikaNovi Sad

In new street additions, Birpur and Novi Sad both built increasingly disconnected streets over time, while Ngandajika built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend.