Kasba in context: Street-network sprawl trends

Kasba in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Kasba plotted against Chittagong and Bangladesh. The SNDi of new construction in Kasba peaked in 1991-2005, compared to Chittagong which rose steadily and Bangladesh which followed a zig-zag trend with an overall increase. Most recently, Kasba's incremental SNDi fell from 8.18 to 6.21 between 1991-2005 and 2006-2020. In terms of the aggregate network, Kasba ranked 17th out of 44 cities in Chittagong and 130th out of 234 in Bangladesh as of 2020.

New Street Additions (2006–2020)

SNDi value
6.21
Rank in Bangladesh
71st of 234
Rank in Chittagong
7th of 44

Entire Network (Aggregate)

SNDi value
6.91
Rank in Bangladesh
130th of 234
Rank in Chittagong
17th of 44

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
KasbaGrand-BassamYudong

In new street additions, Kasba built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Grand-Bassam built increasingly disconnected streets from 1975 through 1976-1990, then improved and Yudong fluctuated in its street-construction patterns. For the full network, Kasba grew more disconnected from 1975 through 1991-2005, then improved, while Grand-Bassam became progressively more disconnected and Yudong fluctuated in connectivity.