Sarishabari in context: Street-network sprawl trends

Sarishabari in context

468<19751976–19901991–20052006–2020SNDi of street additions
468<19751976–19901991–20052006–2020SNDi of entire street network
SarishabariMymensingh (Region)Bangladesh (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Sarishabari plotted against Mymensingh and Bangladesh. While Mymensingh and Bangladesh both followed a zig-zag trend with an overall increase, Sarishabari's new street additions followed a zig-zag trend with an overall increase. Most recently, Sarishabari's incremental SNDi rose from 4.2 to 5.58 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sarishabari ranked 10th out of 24 cities in Mymensingh and 52nd out of 234 in Bangladesh as of 2020.

New Street Additions (2006–2020)

SNDi value
5.58
Rank in Bangladesh
53rd of 234
Rank in Mymensingh
11th of 24

Entire Network (Aggregate)

SNDi value
4.31
Rank in Bangladesh
52nd of 234
Rank in Mymensingh
10th of 24

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

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
SarishabariJianchangDanane

In new street additions, Sarishabari fluctuated in its street-construction patterns, while Jianchang built increasingly disconnected streets from 1975 through 1976-1990, then improved and Danané built increasingly disconnected streets over time. For the full network, Sarishabari fluctuated in connectivity, while Jianchang grew more disconnected from 1975 through 1976-1990, then improved and Danané became progressively more disconnected. Sarishabari and Jianchang have been growing further apart in their street-network character since 1975.