Pingchang County in context: Street-network sprawl trends

Pingchang County in context

468<19751976–19901991–20052006–2020SNDi of street additions
468<19751976–19901991–20052006–2020SNDi of entire street network
Pingchang CountySichuan (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Pingchang County plotted against Sichuan and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Pingchang County's incremental SNDi rose from 6.3 to 8.12 between 1991-2005 and 2006-2020. In terms of the aggregate network, Pingchang County ranked 97th out of 98 cities in Sichuan and 1833rd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
8.12
Rank in China
1809th of 1843
Rank in Sichuan
97th of 98

Entire Network (Aggregate)

SNDi value
7.72
Rank in China
1833rd of 1843
Rank in Sichuan
97th of 98

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
Pingchang CountyXiangxiangFlorencia

Pingchang County, Xiangxiang, and Florencia all fluctuated in its street-construction patterns in new street construction. For the full network, Pingchang County and Xiangxiang both fluctuated in connectivity, while Florencia became progressively more disconnected.