Lingchuan in context: Street-network sprawl trends

Lingchuan in context

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
LingchuanGuangxi (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Lingchuan plotted against Guangxi and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Lingchuan's incremental SNDi rose from 1.94 to 3.15 between 1991-2005 and 2006-2020. In terms of the aggregate network, Lingchuan ranked 14th out of 63 cities in Guangxi as of 2020.

New Street Additions (2006–2020)

SNDi value
3.15
Rank in Guangxi
24th of 63

Entire Network (Aggregate)

SNDi value
2.61
Rank in Guangxi
14th of 63

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

What about similarly populated cities?

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
LingchuanSt AlbansDhakia Jumma

In new street additions, Lingchuan fluctuated in its street-construction patterns, while St Albans built increasingly disconnected streets from 1975 through 1991-2005, then improved and Dhakia Jumma built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Lingchuan fluctuated in connectivity, while St Albans grew more disconnected from 1975 through 1991-2005, then improved and Dhakia Jumma grew more disconnected from 1975 through 1976-1990, then improved. Lingchuan and St Albans have been growing further apart in their street-network character since 1975.