Gopalganj in context: Street-network sprawl trends

Gopalganj in context

04812<19751976–19901991–20052006–2020SNDi of street additions
04812<19751976–19901991–20052006–2020SNDi of entire street network
GopalganjBihar (Region)India (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Gopalganj plotted against Bihar and India. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Gopalganj's incremental SNDi rose from 2.08 to 12.98 between 1991-2005 and 2006-2020. In terms of the aggregate network, Gopalganj ranked 47th out of 264 cities in Bihar and 827th out of 1868 in India as of 2020.

New Street Additions (2006–2020)

SNDi value
12.98
Rank in India
1778th of 1868
Rank in Bihar
246th of 264

Entire Network (Aggregate)

SNDi value
3.61
Rank in India
827th of 1868
Rank in Bihar
47th of 264

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

What about similarly populated cities?

04812<19751976–19901991–20052006–2020SNDi of street additions
04812<19751976–19901991–20052006–2020SNDi of entire street network
GopalganjMadisonAl Rahad

In new street additions, Gopalganj and Al Rahad both fluctuated in its street-construction patterns, while Madison built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend. Notably, Gopalganj had a more connected network than Madison in 1975 but the two have since reversed their relative ranking.