Golapganj in context: Street-network sprawl trends

Golapganj in context

56789<19751976–19901991–20052006–2020SNDi of street additions
56789<19751976–19901991–20052006–2020SNDi of entire street network
GolapganjSylhet (Region)Bangladesh (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Golapganj plotted against Sylhet and Bangladesh. The SNDi of new construction in Golapganj peaked in 1991-2005, compared to Sylhet which rose steadily and Bangladesh which followed a zig-zag trend with an overall increase. Most recently, Golapganj's incremental SNDi fell from 6.95 to 6.14 between 1991-2005 and 2006-2020. In terms of the aggregate network, Golapganj ranked 12th out of 24 cities in Sylhet and 126th out of 234 in Bangladesh as of 2020.

New Street Additions (2006–2020)

SNDi value
6.14
Rank in Bangladesh
70th of 234
Rank in Sylhet
9th of 24

Entire Network (Aggregate)

SNDi value
6.67
Rank in Bangladesh
126th of 234
Rank in Sylhet
12th of 24

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
GolapganjTianmenUruapan

In new street additions, Golapganj and Tianmen both built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Uruapan fluctuated in its street-construction patterns. Looking at the full network, Tianmen and Uruapan both became progressively more disconnected, while Golapganj grew more disconnected from 1975 through 1991-2005, then improved.