Dajing in context: Street-network sprawl trends

Dajing in context

3.244.8<19751976–19901991–20052006–2020SNDi of street additions
3.244.8<19751976–19901991–20052006–2020SNDi of entire street network
DajingZhejiang (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dajing plotted against Zhejiang and China. The SNDi of new construction in Dajing followed a zig-zag trend with an overall increase, 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, Dajing's incremental SNDi fell from 5.28 to 5.04 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dajing ranked 95th out of 116 cities in Zhejiang and 1627th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
5.04
Rank in China
1640th of 1843
Rank in Zhejiang
105th of 116

Entire Network (Aggregate)

SNDi value
4.32
Rank in China
1627th of 1843
Rank in Zhejiang
95th 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
DajingWuzhishan CityBundu

In new street additions, Dajing fluctuated in its street-construction patterns, while Wuzhishan City fluctuated in its street-construction patterns and Bundu built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Dajing became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Wuzhishan City fluctuated in connectivity and Bundu grew more disconnected from 1975 through 1991-2005, then improved.