Kimch'aek in context: Street-network sprawl trends

Kimch'aek in context

4.55.46.37.2<19751976–19901991–20052006–2020SNDi of street additions
4.55.46.37.2<19751976–19901991–20052006–2020SNDi of entire street network
Kimch'aekHamgyong-bukto (Region)North Korea (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Kimch'aek plotted against Hamgyŏng-bukto and North Korea. The SNDi of new construction in Kimch'aek followed a zig-zag trend with an overall increase, compared to Hamgyŏng-bukto which followed a zig-zag trend with an overall increase and North Korea which peaked in 1976-1990. Most recently, Kimch'aek's incremental SNDi rose from 5.84 to 5.97 between 1991-2005 and 2006-2020. In terms of the aggregate network, Kimch'aek ranked 7th out of 8 cities in Hamgyŏng-bukto and 53rd out of 92 in North Korea as of 2020.

New Street Additions (2006–2020)

SNDi value
5.97
Rank in North Korea
58th of 92
Rank in Hamgyŏng-bukto
8th of 8

Entire Network (Aggregate)

SNDi value
5.33
Rank in North Korea
53rd of 92
Rank in Hamgyŏng-bukto
7th of 8

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
Kimch'aekChalisgaon6th of October

In new street additions, Kimch'aek and 6th of October both fluctuated in its street-construction patterns, while Chalisgaon fluctuated in its street-construction patterns. For the full network, Kimch'aek became progressively more disconnected, while Chalisgaon became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards and 6th of October fluctuated in connectivity. Kimch'aek and Chalisgaon have been growing further apart in their street-network character since 1975.