Phyongwon in context: Street-network sprawl trends

Phyongwon in context

3.64.55.46.3<19751976–19901991–20052006–2020SNDi of street additions
3.64.55.46.3<19751976–19901991–20052006–2020SNDi of entire street network
PhyongwonP'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 Phyongwon plotted against P'yŏngan-namdo and North Korea. The SNDi of new construction in Phyongwon peaked in 1991-2005, 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, Phyongwon's incremental SNDi fell from 4.18 to 3.79 between 1991-2005 and 2006-2020. In terms of the aggregate network, Phyongwon ranked 2nd out of 21 cities in P'yŏngan-namdo and 10th out of 92 in North Korea as of 2020.

New Street Additions (2006–2020)

SNDi value
3.79
Rank in North Korea
22nd of 92
Rank in P'yŏngan-namdo
6th of 21

Entire Network (Aggregate)

SNDi value
3.78
Rank in North Korea
10th of 92
Rank in P'yŏngan-namdo
2nd of 21

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

What about similarly populated cities?

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
PhyongwonSinopKafr Saqr

While Sinop and Kafr Saqr both fluctuated in its street-construction patterns, Phyongwon built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. For the full network, Phyongwon and Kafr Saqr both became progressively more disconnected, while Sinop grew more disconnected from 1975 through 1976-1990, then improved.