Nilphamari in context: Street-network sprawl trends

Nilphamari in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Nilphamari plotted against Rangpur and Bangladesh. The SNDi of new construction in Nilphamari peaked in 1976-1990, compared to Rangpur which rose steadily and Bangladesh which followed a zig-zag trend with an overall increase. Most recently, Nilphamari's incremental SNDi fell from 5.19 to 4.88 between 1991-2005 and 2006-2020. In terms of the aggregate network, Nilphamari ranked 17th out of 30 cities in Rangpur and 114th out of 234 in Bangladesh as of 2020.

New Street Additions (2006–2020)

SNDi value
4.88
Rank in Bangladesh
36th of 234
Rank in Rangpur
7th of 30

Entire Network (Aggregate)

SNDi value
6.32
Rank in Bangladesh
114th of 234
Rank in Rangpur
17th of 30

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
NilphamariBeanibazarKsar el-Kebir

In new street additions, Nilphamari built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Beanibazar fluctuated in its street-construction patterns and Ksar el-Kebir built increasingly disconnected streets over time. For the full network, Nilphamari grew more disconnected from 1975 through 1976-1990, then improved, while Beanibazar fluctuated in connectivity and Ksar el-Kebir became progressively more disconnected. Nilphamari and Beanibazar have been converging in their street-network character since 1975.