Rongxian in context: Street-network sprawl trends

Rongxian 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
RongxianSichuan (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Rongxian plotted against Sichuan and China. The SNDi of new construction in Rongxian followed a zig-zag trend with an overall increase, 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, Rongxian's incremental SNDi fell from 2.7 to 2.18 between 1991-2005 and 2006-2020. In terms of the aggregate network, Rongxian ranked 15th out of 98 cities in Sichuan and 393rd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.18
Rank in China
325th of 1843
Rank in Sichuan
10th of 98

Entire Network (Aggregate)

SNDi value
2.25
Rank in China
393rd of 1843
Rank in Sichuan
15th 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
RongxianEmmiganuruBairgania

In new street additions, Rongxian and Bairgania both fluctuated in its street-construction patterns, while Emmiganuru fluctuated in its street-construction patterns. For the full network, Rongxian grew more disconnected from 1975 through 1991-2005, then improved, while Emmiganuru became progressively more disconnected and Bairgania became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards.