Aschaffenburg 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 Aschaffenburg plotted against Bayern and Germany. The SNDi of new construction in Aschaffenburg peaked in 1991-2005, compared to Bayern which peaked in 1991-2005 and Germany which rose steadily. Most recently, Aschaffenburg's incremental SNDi fell from 2.63 to 2.45 between 1991-2005 and 2006-2020. In terms of the aggregate network, Aschaffenburg ranked 7th out of 14 cities in Bayern and 30th out of 99 in Germany as of 2020.

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

What about similarly populated cities?

• Luxi, China
• Novy Urengoy, Russia
• Shibata, Japan
• Bhokar, India
• Leskovac, Serbia
• Al Khidhr, Iraq

In new street additions, Aschaffenburg built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Luxi built increasingly disconnected streets from 1975 through 1976-1990, then improved and Bhokar built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Aschaffenburg became progressively more disconnected, while Luxi grew more disconnected from 1975 through 1976-1990, then improved and Bhokar became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Aschaffenburg and Luxi have been converging in their street-network character since 1975.