Ngawi in context: Street-network sprawl trends

Ngawi in context

34567<19751976–19901991–20052006–2020SNDi of street additions
34567<19751976–19901991–20052006–2020SNDi of entire street network
NgawiJawa Timur (Region)Indonesia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ngawi plotted against Jawa Timur and Indonesia. The SNDi of new construction in Ngawi followed a zig-zag trend with an overall increase, compared to Jawa Timur which rose steadily and Indonesia which rose steadily. Most recently, Ngawi's incremental SNDi rose from 4.76 to 6.82 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ngawi ranked 23rd out of 57 cities in Jawa Timur and 149th out of 366 in Indonesia as of 2020.

New Street Additions (2006–2020)

SNDi value
6.82
Rank in Indonesia
308th of 366
Rank in Jawa Timur
52nd of 57

Entire Network (Aggregate)

SNDi value
4.06
Rank in Indonesia
149th of 366
Rank in Jawa Timur
23rd of 57

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

What about similarly populated cities?

481216<19751976–19901991–20052006–2020SNDi of street additions
481216<19751976–19901991–20052006–2020SNDi of entire street network
NgawiCumbayaGhatal

In new street additions, Ngawi fluctuated in its street-construction patterns, while Cumbaya built increasingly disconnected streets from 1975 through 1991-2005, then improved and Ghatal built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Ngawi and Ghatal both became progressively more disconnected, while Cumbaya grew more disconnected from 1975 through 1991-2005, then improved. Ngawi and Ghatal have been growing further apart in their street-network character since 1975.