Longquanyi in context: Street-network sprawl trends

Longquanyi 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
LongquanyiSichuan (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Longquanyi plotted against Sichuan and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Longquanyi's incremental SNDi rose from 2.17 to 3.37 between 1991-2005 and 2006-2020. In terms of the aggregate network, Longquanyi ranked 31st out of 98 cities in Sichuan and 853rd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.37
Rank in China
1095th of 1843
Rank in Sichuan
56th of 98

Entire Network (Aggregate)

SNDi value
2.8
Rank in China
853rd of 1843
Rank in Sichuan
31st of 98

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

What about similarly populated cities?

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
LongquanyiKikwitIchalkaranji

Longquanyi, Kikwit, and Ichalkaranji all fluctuated in its street-construction patterns in new street construction. The same pattern holds for the full street network. Longquanyi and Kikwit have been converging in their street-network character since 1975.