Saidpur in context: Street-network sprawl trends

Saidpur in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Saidpur plotted against Rangpur and Bangladesh. The SNDi of new construction in Saidpur peaked in 1976-1990, compared to Rangpur which rose steadily and Bangladesh which followed a zig-zag trend with an overall increase. Most recently, Saidpur's incremental SNDi fell from 4.76 to 4.43 between 1991-2005 and 2006-2020. In terms of the aggregate network, Saidpur ranked 11th out of 30 cities in Rangpur and 62nd out of 234 in Bangladesh as of 2020.

New Street Additions (2006–2020)

SNDi value
4.43
Rank in Bangladesh
26th of 234
Rank in Rangpur
3rd of 30

Entire Network (Aggregate)

SNDi value
4.68
Rank in Bangladesh
62nd of 234
Rank in Rangpur
11th of 30

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
SaidpurBugamaTimika

In new street additions, Saidpur built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Bugama fluctuated in its street-construction patterns and Timika built increasingly disconnected streets over time. For the full network, Saidpur grew more disconnected from 1975 through 1991-2005, then improved, while Bugama became progressively more disconnected and Timika became progressively more disconnected. Saidpur and Timika have been converging in their street-network character since 1975.