Chagalnaiya in context: Street-network sprawl trends

Chagalnaiya in context

0369<19751976–19901991–20052006–2020SNDi of street additions
0369<19751976–19901991–20052006–2020SNDi of entire street network
ChagalnaiyaChittagong (Region)Bangladesh (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Chagalnaiya plotted against Chittagong and Bangladesh. The SNDi of new construction in Chagalnaiya followed a zig-zag trend, compared to Chittagong which rose steadily and Bangladesh which followed a zig-zag trend with an overall increase. In terms of the aggregate network, Chagalnaiya ranked 1st out of 44 cities in Chittagong and 1st out of 234 in Bangladesh as of 2020.

New Street Additions (2006–2020)

SNDi value
N/A

Entire Network (Aggregate)

SNDi value
1.33
Rank in Bangladesh
1st of 234
Rank in Chittagong
1st 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
ChagalnaiyaCerro de PascoJammalamadugu

In new street additions, Chagalnaiya fluctuated in its street-construction patterns, while Cerro de Pasco fluctuated in its street-construction patterns and Jammalamadugu built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Chagalnaiya became progressively more disconnected, while Cerro de Pasco fluctuated in connectivity and Jammalamadugu became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards.