Pirganj in context: Street-network sprawl trends

Pirganj in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Pirganj plotted against Rangpur and Bangladesh. While Rangpur and Bangladesh both followed a zig-zag trend with an overall increase, Pirganj's new street additions followed a zig-zag trend with an overall increase. Most recently, Pirganj's incremental SNDi rose from 4.11 to 5.17 between 1991-2005 and 2006-2020. In terms of the aggregate network, Pirganj ranked 14th out of 30 cities in Rangpur and 77th out of 234 in Bangladesh as of 2020.

New Street Additions (2006–2020)

SNDi value
5.17
Rank in Bangladesh
40th of 234
Rank in Rangpur
8th of 30

Entire Network (Aggregate)

SNDi value
5.09
Rank in Bangladesh
77th of 234
Rank in Rangpur
14th of 30

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
PirganjHoimaManwat

While Hoima and Manwat both built increasingly disconnected streets over time, Pirganj fluctuated in its street-construction patterns in new street additions. Looking at the full network, Hoima and Manwat both became progressively more disconnected, while Pirganj fluctuated in connectivity.