Suining in context: Street-network sprawl trends

Suining in context

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
SuiningSichuan (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Suining plotted against Sichuan and China. The SNDi of new construction in Suining rose steadily, compared to Sichuan which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Suining's incremental SNDi rose from 2.88 to 3.05 between 1991-2005 and 2006-2020. In terms of the aggregate network, Suining ranked 33rd out of 98 cities in Sichuan and 893rd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.05
Rank in China
914th of 1843
Rank in Sichuan
44th of 98

Entire Network (Aggregate)

SNDi value
2.84
Rank in China
893rd of 1843
Rank in Sichuan
33rd of 98

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
SuiningAt Ta'ifDera Ghazi Khan

In new street additions, Suining and Dera Ghazi Khan both built increasingly disconnected streets over time, while At Ta'if fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend. Notably, Suining had a more connected network than At Ta'if in 1975 but the two have since reversed their relative ranking.