Perbaungan in context: Street-network sprawl trends

Perbaungan in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Perbaungan plotted against Sumatera Utara and Indonesia. The SNDi of new construction in Perbaungan followed a zig-zag trend with an overall decrease, compared to Sumatera Utara which rose steadily and Indonesia which rose steadily. Most recently, Perbaungan's incremental SNDi rose from 2.76 to 3.39 between 1991-2005 and 2006-2020. In terms of the aggregate network, Perbaungan ranked 4th out of 21 cities in Sumatera Utara and 167th out of 366 in Indonesia as of 2020.

New Street Additions (2006–2020)

SNDi value
3.39
Rank in Indonesia
14th of 366
Rank in Sumatera Utara
2nd of 21

Entire Network (Aggregate)

SNDi value
4.12
Rank in Indonesia
167th of 366
Rank in Sumatera Utara
4th of 21

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

What about similarly populated cities?

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
PerbaunganOltenZango

In new street additions, Perbaungan and Zango both fluctuated in its street-construction patterns, while Olten built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Perbaungan grew more disconnected from 1975 through 1976-1990, then improved, while Olten became progressively more disconnected and Zango became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards.