Taein-dong in context: Street-network sprawl trends

Taein-dong in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
Taein-dongJeollanam-do (Region)South Korea (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Taein-dong plotted against Jeollanam-do and South Korea. The SNDi of new construction in Taein-dong was at its lowest in 1991-2005, compared to Jeollanam-do which followed a zig-zag trend with an overall increase and South Korea which followed a zig-zag trend with an overall increase. Most recently, Taein-dong's incremental SNDi rose from 2.69 to 2.79 between 1991-2005 and 2006-2020. In terms of the aggregate network, Taein-dong ranked 4th out of 4 cities in Jeollanam-do and 49th out of 49 in South Korea as of 2020.

New Street Additions (2006–2020)

SNDi value
2.79
Rank in South Korea
26th of 49
Rank in Jeollanam-do
2nd of 4

Entire Network (Aggregate)

SNDi value
4.34
Rank in South Korea
49th of 49
Rank in Jeollanam-do
4th of 4

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

What about similarly populated cities?

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
Taein-dongShimm al Basal al BahariDekemhare

In new street additions, Taein-dong built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns, while Shimm al Basal al Bahari built increasingly disconnected streets over time and Dekemhare built increasingly disconnected streets from 1975 through 1991-2005, then improved. Looking at the full network, Shimm al Basal al Bahari and Dekemhare both became progressively more disconnected, while Taein-dong became progressively more connected. Taein-dong and Shimm al Basal al Bahari have been converging in their street-network character since 1975.