Probolinggo in context: Street-network sprawl trends

Probolinggo 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
ProbolinggoJawa Timur (Region)Indonesia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Probolinggo plotted against Jawa Timur and Indonesia. The SNDi of new construction in Probolinggo followed a zig-zag trend with an overall increase, compared to Jawa Timur which rose steadily and Indonesia which rose steadily. Most recently, Probolinggo's incremental SNDi rose from 5.15 to 5.79 between 1991-2005 and 2006-2020. In terms of the aggregate network, Probolinggo ranked 44th out of 57 cities in Jawa Timur and 274th out of 366 in Indonesia as of 2020.

New Street Additions (2006–2020)

SNDi value
5.79
Rank in Indonesia
218th of 366
Rank in Jawa Timur
43rd of 57

Entire Network (Aggregate)

SNDi value
4.82
Rank in Indonesia
274th of 366
Rank in Jawa Timur
44th of 57

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
ProbolinggoTucsonBeilun District

In new street additions, Probolinggo and Beilun District both fluctuated in its street-construction patterns, while Tucson built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Probolinggo and Tucson both became progressively more disconnected, while Beilun District fluctuated in connectivity. Probolinggo and Beilun District have been growing further apart in their street-network character since 1975.