Palembang in context: Street-network sprawl trends

Palembang 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
PalembangSumatera Selatan (Region)Indonesia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Palembang plotted against Sumatera Selatan and Indonesia. The SNDi of new construction in Palembang followed a zig-zag trend with an overall increase, compared to Sumatera Selatan which peaked in 1991-2005 and Indonesia which rose steadily. Most recently, Palembang's incremental SNDi rose from 5.15 to 5.68 between 1991-2005 and 2006-2020. In terms of the aggregate network, Palembang ranked 9th out of 11 cities in Sumatera Selatan and 285th out of 366 in Indonesia as of 2020.

New Street Additions (2006–2020)

SNDi value
5.68
Rank in Indonesia
204th of 366
Rank in Sumatera Selatan
6th of 11

Entire Network (Aggregate)

SNDi value
4.97
Rank in Indonesia
285th of 366
Rank in Sumatera Selatan
9th of 11

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
PalembangLas VegasNantong

In new street additions, Palembang fluctuated in its street-construction patterns, while Las Vegas built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns and Nantong built increasingly disconnected streets over time. For the full network, Palembang and Nantong both became progressively more disconnected, while Las Vegas became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards.