Bakhtiyarpur in context: Street-network sprawl trends

Bakhtiyarpur in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bakhtiyarpur plotted against Bihar and India. The SNDi of new construction in Bakhtiyarpur 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, Bakhtiyarpur's incremental SNDi rose from 4.54 to 4.6 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bakhtiyarpur ranked 121st out of 264 cities in Bihar and 1304th out of 1868 in India as of 2020.

New Street Additions (2006–2020)

SNDi value
4.6
Rank in India
849th of 1868
Rank in Bihar
95th of 264

Entire Network (Aggregate)

SNDi value
4.47
Rank in India
1304th of 1868
Rank in Bihar
121st of 264

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
BakhtiyarpurCagayan de OroAntwerp

In new street additions, Bakhtiyarpur and Antwerp both built increasingly disconnected streets over time, while Cagayan de Oro built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend. Bakhtiyarpur and Cagayan de Oro have been growing further apart in their street-network character since 1975.