Sukchon in context: Street-network sprawl trends

Sukchon in context

36912<19751976–19901991–20052006–2020SNDi of street additions
36912<19751976–19901991–20052006–2020SNDi of entire street network
SukchonP'yongan-namdo (Region)North Korea (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Sukchon plotted against P'yŏngan-namdo and North Korea. The SNDi of new construction in Sukchon followed a zig-zag trend with an overall decrease, compared to P'yŏngan-namdo which followed a zig-zag trend with an overall increase and North Korea which peaked in 1976-1990. Most recently, Sukchon's incremental SNDi fell from 11.76 to 1.43 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sukchon ranked 4th out of 21 cities in P'yŏngan-namdo and 21st out of 92 in North Korea as of 2020.

New Street Additions (2006–2020)

SNDi value
1.43
Rank in North Korea
3rd of 92
Rank in P'yŏngan-namdo
2nd of 21

Entire Network (Aggregate)

SNDi value
4.16
Rank in North Korea
21st of 92
Rank in P'yŏngan-namdo
4th of 21

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

What about similarly populated cities?

36912<19751976–19901991–20052006–2020SNDi of street additions
36912<19751976–19901991–20052006–2020SNDi of entire street network
SukchonTuguegaraoMohammad Shahr

While Tuguegarao and Mohammad Shahr both built increasingly disconnected streets over time, Sukchon fluctuated in its street-construction patterns in new street additions. Looking at the full network, Tuguegarao and Mohammad Shahr both became progressively more disconnected, while Sukchon grew more disconnected from 1975 through 1991-2005, then improved. Notably, Sukchon had a more sprawly network than Tuguegarao in 1975 but the two have since reversed their relative ranking.