Fengdu in context: Street-network sprawl trends

Fengdu in context

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
FengduChongqing (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Fengdu plotted against Chongqing and China. The SNDi of new construction in Fengdu followed a zig-zag trend, compared to Chongqing which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Fengdu's incremental SNDi rose from 2.51 to 4.11 between 1991-2005 and 2006-2020. In terms of the aggregate network, Fengdu ranked 17th out of 47 cities in Chongqing and 934th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
4.11
Rank in China
1439th of 1843
Rank in Chongqing
27th of 47

Entire Network (Aggregate)

SNDi value
2.89
Rank in China
934th of 1843
Rank in Chongqing
17th of 47

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
FengduHualienAkhaura

In new street additions, Fengdu fluctuated in its street-construction patterns, while Hualien built increasingly disconnected streets over time and Akhaura fluctuated in its street-construction patterns. For the full network, Fengdu fluctuated in connectivity, while Hualien became progressively more disconnected and Akhaura fluctuated in connectivity. Fengdu and Hualien have been growing further apart in their street-network character since 1975.