Sungailiat in context: Street-network sprawl trends

Sungailiat in context

3.64.24.85.46<19751976–19901991–20052006–2020SNDi of street additions
3.64.24.85.46<19751976–19901991–20052006–2020SNDi of entire street network
SungailiatBangka Belitung (Region)Indonesia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Sungailiat plotted against Bangka Belitung and Indonesia. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Sungailiat's incremental SNDi rose from 4.67 to 5.58 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sungailiat ranked 2nd out of 5 cities in Bangka Belitung and 186th out of 366 in Indonesia as of 2020.

New Street Additions (2006–2020)

SNDi value
5.58
Rank in Indonesia
196th of 366
Rank in Bangka Belitung
3rd of 5

Entire Network (Aggregate)

SNDi value
4.22
Rank in Indonesia
186th of 366
Rank in Bangka Belitung
2nd of 5

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

What about similarly populated cities?

123456<19751976–19901991–20052006–2020SNDi of street additions
123456<19751976–19901991–20052006–2020SNDi of entire street network
SungailiatSurucDzerzhinskii raion

In new street additions, Sungailiat and Suruç both built increasingly disconnected streets over time, while Дзержинский район built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Sungailiat and Suruç both became progressively more disconnected, while Дзержинский район became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards.