Jajag in context: Street-network sprawl trends

Jajag in context

3456<19751976–19901991–20052006–2020SNDi of street additions
3456<19751976–19901991–20052006–2020SNDi of entire street network
JajagJawa Timur (Region)Indonesia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Jajag plotted against Jawa Timur and Indonesia. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Jajag's incremental SNDi rose from 3.77 to 4.78 between 1991-2005 and 2006-2020. In terms of the aggregate network, Jajag ranked 3rd out of 57 cities in Jawa Timur and 46th out of 366 in Indonesia as of 2020.

New Street Additions (2006–2020)

SNDi value
4.78
Rank in Indonesia
86th of 366
Rank in Jawa Timur
13th of 57

Entire Network (Aggregate)

SNDi value
3.33
Rank in Indonesia
46th of 366
Rank in Jawa Timur
3rd of 57

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

What about similarly populated cities?

3456<19751976–19901991–20052006–2020SNDi of street additions
3456<19751976–19901991–20052006–2020SNDi of entire street network
JajagPattukkottaiKapiri Mposhi

In new street additions, Jajag built increasingly disconnected streets over time, while Pattukkottai built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns and Kapiri Mposhi fluctuated in its street-construction patterns. For the full network, Jajag became progressively more disconnected, while Pattukkottai became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards and Kapiri Mposhi fluctuated in connectivity. Notably, Jajag had a more connected network than Kapiri Mposhi in 1975 but the two have since reversed their relative ranking.