Shitang in context: Street-network sprawl trends

Shitang in context

46810<19751976–19901991–20052006–2020SNDi of street additions
46810<19751976–19901991–20052006–2020SNDi of entire street network
ShitangZhejiang (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Shitang plotted against Zhejiang and China. The SNDi of new construction in Shitang fell steadily, compared to Zhejiang which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Shitang's incremental SNDi fell from 6.25 to 5.56 between 1991-2005 and 2006-2020. In terms of the aggregate network, Shitang ranked 116th out of 116 cities in Zhejiang and 1831st out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
5.56
Rank in China
1712th of 1843
Rank in Zhejiang
111th of 116

Entire Network (Aggregate)

SNDi value
7.63
Rank in China
1831st of 1843
Rank in Zhejiang
116th of 116

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

What about similarly populated cities?

0369<19751976–19901991–20052006–2020SNDi of street additions
0369<19751976–19901991–20052006–2020SNDi of entire street network
ShitangBaishuiqingjian jiedao

In new street additions, Shitang built increasingly connected streets over time, while Baishui built increasingly disconnected streets over time and qīngjiàn jiēdào built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Shitang became progressively more connected, while Baishui became progressively more disconnected and qīngjiàn jiēdào grew more disconnected from 1975 through 1991-2005, then improved. Shitang and Baishui have been converging in their street-network character since 1975.