Huade in context: Street-network sprawl trends

Huade in context

2.433.64.2<19751976–19901991–20052006–2020SNDi of street additions
2.433.64.2<19751976–19901991–20052006–2020SNDi of entire street network
HuadeNei Mongol (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Huade plotted against Nei Mongol and China. The SNDi of new construction in Huade peaked in 1991-2005, compared to Nei Mongol which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Huade's incremental SNDi fell from 4.18 to 2.35 between 1991-2005 and 2006-2020. In terms of the aggregate network, Huade ranked 20th out of 43 cities in Nei Mongol and 959th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.35
Rank in China
425th of 1843
Rank in Nei Mongol
8th of 43

Entire Network (Aggregate)

SNDi value
2.92
Rank in China
959th of 1843
Rank in Nei Mongol
20th of 43

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

What about similarly populated cities?

1234<19751976–19901991–20052006–2020SNDi of street additions
1234<19751976–19901991–20052006–2020SNDi of entire street network
HuadeSihoraJyvaskyla

In new street additions, Huade built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Sihora built increasingly disconnected streets from 1975 through 1976-1990, then improved and Jyväskylä built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Huade grew more disconnected from 1975 through 1991-2005, then improved, while Sihora grew more disconnected from 1975 through 1976-1990, then improved and Jyväskylä became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards.