Giresun in context: Street-network sprawl trends

Giresun in context

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
GiresunTurkey (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Giresun plotted against Turkey. The SNDi of new construction in Giresun rose steadily, while Turkey followed a zig-zag trend with an overall increase. Most recently, Giresun's incremental SNDi rose from 4.5 to 5.88 between 1991-2005 and 2006-2020. In terms of the aggregate network, Giresun ranked 159th out of 174 in Turkey as of 2020.

New Street Additions (2006–2020)

SNDi value
5.88
Rank in Turkey
171st of 174

Entire Network (Aggregate)

SNDi value
3.73
Rank in Turkey
159th of 174

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

What about similarly populated cities?

468<19751976–19901991–20052006–2020SNDi of street additions
468<19751976–19901991–20052006–2020SNDi of entire street network
GiresunCorkHunchun

In new street additions, Giresun and Cork both built increasingly disconnected streets over time, while Hunchun built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Giresun and Cork both became progressively more disconnected, while Hunchun grew more disconnected from 1975 through 1991-2005, then improved. Notably, Giresun had a more connected network than Hunchun in 1975 but the two have since reversed their relative ranking.