Sampang in context: Street-network sprawl trends

Sampang in context

4.24.85.46<19751976–19901991–20052006–2020SNDi of street additions
4.24.85.46<19751976–19901991–20052006–2020SNDi of entire street network
SampangJawa Timur (Region)Indonesia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Sampang plotted against Jawa Timur and Indonesia. The SNDi of new construction in Sampang peaked in 1976-1990, compared to Jawa Timur which rose steadily and Indonesia which rose steadily. Most recently, Sampang's incremental SNDi fell from 4.38 to 4.19 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sampang ranked 31st out of 57 cities in Jawa Timur and 188th out of 366 in Indonesia as of 2020.

New Street Additions (2006–2020)

SNDi value
4.19
Rank in Indonesia
42nd of 366
Rank in Jawa Timur
3rd of 57

Entire Network (Aggregate)

SNDi value
4.25
Rank in Indonesia
188th of 366
Rank in Jawa Timur
31st of 57

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

What about similarly populated cities?

234<19751976–19901991–20052006–2020SNDi of street additions
234<19751976–19901991–20052006–2020SNDi of entire street network
SampangWanzaiBaheri

While Wanzai and Baheri both fluctuated in its street-construction patterns, Sampang built increasingly disconnected streets from 1975 through 1976-1990, then improved in new street additions. Looking at the full network, Wanzai and Baheri both became progressively more disconnected, while Sampang grew more disconnected from 1975 through 1991-2005, then improved. Sampang and Baheri have been converging in their street-network character since 1975.