Balikpapan in context: Street-network sprawl trends

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Balikpapan plotted against Kalimantan Timur and Indonesia. The SNDi of new construction in Balikpapan followed a zig-zag trend with an overall increase, compared to Kalimantan Timur which rose steadily and Indonesia which rose steadily. Most recently, Balikpapan's incremental SNDi rose from 5.75 to 6.07 between 1991-2005 and 2006-2020. In terms of the aggregate network, Balikpapan ranked 5th out of 7 cities in Kalimantan Timur and 321st out of 366 in Indonesia as of 2020.

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

What about similarly populated cities?

• Rangpur, Bangladesh
• Garoua, Cameroon
• Cangzhou, China
• Bacolod, Philippines
• Hodeidah, Yemen
• Cilegon, Indonesia

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