Jiangdu District in context: Street-network sprawl trends

Jiangdu District 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
Jiangdu DistrictJiangsu (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Jiangdu District plotted against Jiangsu and China. While Jiangsu and China both followed a zig-zag trend with an overall increase, Jiangdu District's new street additions followed a zig-zag trend with an overall increase. Most recently, Jiangdu District's incremental SNDi rose from 3.25 to 3.5 between 1991-2005 and 2006-2020. In terms of the aggregate network, Jiangdu District ranked 71st out of 101 cities in Jiangsu and 1174th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.5
Rank in China
1155th of 1843
Rank in Jiangsu
73rd of 101

Entire Network (Aggregate)

SNDi value
3.19
Rank in China
1174th of 1843
Rank in Jiangsu
71st of 101

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
Jiangdu DistrictMachalaTaloqan

In new street additions, Jiangdu District and Machala both fluctuated in its street-construction patterns, while Taloqan built increasingly disconnected streets over time. For the full street network, though, all three cities follow the same trend. Jiangdu District and Taloqan have been growing further apart in their street-network character since 1975.