Echizen in context: Street-network sprawl trends

Echizen in context

1.622.42.8<19751976–19901991–20052006–2020SNDi of street additions
1.622.42.8<19751976–19901991–20052006–2020SNDi of entire street network
EchizenFukui (Region)Japan (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Echizen plotted against Fukui and Japan. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Echizen's incremental SNDi rose from 1.76 to 2.32 between 1991-2005 and 2006-2020. In terms of the aggregate network, Echizen ranked 2nd out of 3 cities in Fukui and 28th out of 135 in Japan as of 2020.

New Street Additions (2006–2020)

SNDi value
2.32
Rank in Japan
49th of 135
Rank in Fukui
2nd of 3

Entire Network (Aggregate)

SNDi value
1.89
Rank in Japan
28th of 135
Rank in Fukui
2nd of 3

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
EchizenXiang Ban Ha Ri Gen Mu Chang WenJiancun

In new street additions, Echizen and 香班哈日根牧场 both fluctuated in its street-construction patterns, while WenJiancun fluctuated in its street-construction patterns. For the full network, Echizen fluctuated in connectivity, while 香班哈日根牧场 grew more disconnected from 1975 through 1976-1990, then improved and WenJiancun grew more disconnected from 1975 through 1991-2005, then improved.