Jamalpur in context: Street-network sprawl trends

Jamalpur in context

46810<19751976–19901991–20052006–2020SNDi of street additions
46810<19751976–19901991–20052006–2020SNDi of entire street network
JamalpurMymensingh (Region)Bangladesh (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Jamalpur plotted against Mymensingh and Bangladesh. The SNDi of new construction in Jamalpur rose steadily, compared to Mymensingh which rose steadily and Bangladesh which followed a zig-zag trend with an overall increase. Most recently, Jamalpur's incremental SNDi rose from 6.61 to 11.14 between 1991-2005 and 2006-2020. In terms of the aggregate network, Jamalpur ranked 16th out of 24 cities in Mymensingh and 109th out of 234 in Bangladesh as of 2020.

New Street Additions (2006–2020)

SNDi value
11.14
Rank in Bangladesh
163rd of 234
Rank in Mymensingh
20th of 24

Entire Network (Aggregate)

SNDi value
6.11
Rank in Bangladesh
109th of 234
Rank in Mymensingh
16th of 24

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

What about similarly populated cities?

36912<19751976–19901991–20052006–2020SNDi of street additions
36912<19751976–19901991–20052006–2020SNDi of entire street network
JamalpurHui'anJizzakh

In new street additions, Jamalpur built increasingly disconnected streets over time, while Hui'an built increasingly disconnected streets from 1975 through 1976-1990, then improved and Jizzakh built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Jamalpur and Jizzakh both became progressively more disconnected, while Hui'an grew more disconnected from 1975 through 1991-2005, then improved. Jamalpur and Hui'an have been growing further apart in their street-network character since 1975.