Amuntai 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 Amuntai plotted against Kalimantan Selatan and Indonesia. The SNDi of new construction in Amuntai peaked in 1991-2005, compared to Kalimantan Selatan which rose steadily and Indonesia which rose steadily. Most recently, Amuntai's incremental SNDi fell from 6.26 to 5.62 between 1991-2005 and 2006-2020. In terms of the aggregate network, Amuntai ranked 5th out of 9 cities in Kalimantan Selatan and 199th 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?

• Shaxi, China
• Sheiria, Sudan
• Bouaflé, Côte d'Ivoire
• Phusro, India
• Bethuadahari, India
• Sanchore, India

In new street additions, Amuntai built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Shaxi fluctuated in its street-construction patterns and Phusro fluctuated in its street-construction patterns. For the full network, Amuntai and Shaxi both became progressively more disconnected, while Phusro became progressively more disconnected. Notably, Amuntai had a more connected network than Phusro in 1975 but the two have since reversed their relative ranking.