Shipu in context: Street-network sprawl trends

Shipu in context

34567<19751976–19901991–20052006–2020SNDi of street additions
34567<19751976–19901991–20052006–2020SNDi of entire street network
ShipuZhejiang (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Shipu plotted against Zhejiang and China. The SNDi of new construction in Shipu 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, Shipu's incremental SNDi fell from 4.68 to 3.62 between 1991-2005 and 2006-2020. In terms of the aggregate network, Shipu ranked 110th out of 116 cities in Zhejiang and 1787th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.62
Rank in China
1207th of 1843
Rank in Zhejiang
78th of 116

Entire Network (Aggregate)

SNDi value
5.89
Rank in China
1787th of 1843
Rank in Zhejiang
110th of 116

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

What about similarly populated cities?

0246<19751976–19901991–20052006–2020SNDi of street additions
0246<19751976–19901991–20052006–2020SNDi of entire street network
ShipuQuyangHartishek

In new street additions, Shipu built increasingly connected streets over time, while Quyang built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns and Hartishek fluctuated in its street-construction patterns. For the full network, Shipu became progressively more connected, while Quyang became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards and Hartishek became progressively more disconnected. Shipu and Quyang have been converging in their street-network character since 1975.