Kayseri in context: Street-network sprawl trends

Kayseri in context

2.12.42.73<19751976–19901991–20052006–2020SNDi of street additions
2.12.42.73<19751976–19901991–20052006–2020SNDi of entire street network
KayseriTurkey (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Kayseri plotted against Turkey. The SNDi of new construction in Kayseri fell steadily, while Turkey followed a zig-zag trend with an overall increase. Most recently, Kayseri's incremental SNDi fell from 2.86 to 2.74 between 1991-2005 and 2006-2020. In terms of the aggregate network, Kayseri ranked 147th out of 174 in Turkey as of 2020.

New Street Additions (2006–2020)

SNDi value
2.74
Rank in Turkey
125th of 174

Entire Network (Aggregate)

SNDi value
2.92
Rank in Turkey
147th of 174

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

What about similarly populated cities?

1.21.82.433.6<19751976–19901991–20052006–2020SNDi of street additions
1.21.82.433.6<19751976–19901991–20052006–2020SNDi of entire street network
KayseriThessalonikiTanta

In new street additions, Kayseri built increasingly connected streets over time, while Thessaloniki fluctuated in its street-construction patterns and Tanta built increasingly disconnected streets over time. Looking at the full network, Thessaloniki and Tanta both became progressively more disconnected, while Kayseri became progressively more connected. Kayseri and Tanta have been converging in their street-network character since 1975.