Mirsharai in context: Street-network sprawl trends

Mirsharai in context

5678910<19751976–19901991–20052006–2020SNDi of street additions
5678910<19751976–19901991–20052006–2020SNDi of entire street network
MirsharaiChittagong (Region)Bangladesh (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Mirsharai plotted against Chittagong and Bangladesh. The SNDi of new construction in Mirsharai peaked in 1991-2005, compared to Chittagong which rose steadily and Bangladesh which followed a zig-zag trend with an overall increase. Most recently, Mirsharai's incremental SNDi fell from 7.3 to 6.98 between 1991-2005 and 2006-2020. In terms of the aggregate network, Mirsharai ranked 19th out of 44 cities in Chittagong and 133rd out of 234 in Bangladesh as of 2020.

New Street Additions (2006–2020)

SNDi value
6.98
Rank in Bangladesh
87th of 234
Rank in Chittagong
10th of 44

Entire Network (Aggregate)

SNDi value
7.01
Rank in Bangladesh
133rd of 234
Rank in Chittagong
19th of 44

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
MirsharaiPuliyangudiGouda

While Puliyangudi and Gouda both built increasingly disconnected streets over time, Mirsharai built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. Looking at the full network, Puliyangudi and Gouda both became progressively more disconnected, while Mirsharai grew more disconnected from 1975 through 1991-2005, then improved.