Gbadolite 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 Gbadolite plotted against Nord-Ubangi and Democratic Republic of the Congo. The SNDi of new construction in Gbadolite rose steadily, compared to Nord-Ubangi which followed a zig-zag trend with an overall increase and Democratic Republic of the Congo which followed a zig-zag trend with an overall increase. Most recently, Gbadolite's incremental SNDi rose from 7.91 to 12.28 between 1991-2005 and 2006-2020. In terms of the aggregate network, Gbadolite ranked 5th out of 5 cities in Nord-Ubangi and 169th out of 186 in Democratic Republic of the Congo as of 2020.

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

What about similarly populated cities?

• Diankou, China
• Al Baaj, Iraq
• Huanghua, China
• Ubá, Brazil
• Jalaun, India
• Jintur, India

In new street additions, Gbadolite built increasingly disconnected streets over time, while Diankou fluctuated in its street-construction patterns and Ubá fluctuated in its street-construction patterns. For the full network, Gbadolite and Ubá both became progressively more disconnected, while Diankou became progressively more connected. Gbadolite and Diankou have been growing further apart in their street-network character since 1975.