Dijon 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 Dijon plotted against Bourgogne-Franche-Comté and France. The SNDi of new construction in Dijon peaked in 1976-1990, compared to Bourgogne-Franche-Comté which rose steadily and France which peaked in 1991-2005. Most recently, Dijon's incremental SNDi fell from 2.53 to 2.11 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dijon ranked 1st out of 4 cities in Bourgogne-Franche-Comté and 6th out of 73 in France as of 2020.

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

What about similarly populated cities?

• Niš, Serbia
• Lin'an District, China
• Ruijin, China
• Mawlamyinegyunn, Myanmar
• Pandaul, India
• Sanhe, China

In new street additions, Dijon built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Niš built increasingly disconnected streets from 1975 through 1991-2005, then improved and Mawlamyinegyunn built increasingly disconnected streets over time. Looking at the full network, Niš and Mawlamyinegyunn both became progressively more disconnected, while Dijon grew more disconnected from 1975 through 1991-2005, then improved. Dijon and Mawlamyinegyunn have been growing further apart in their street-network character since 1975.