Longshui in context: Street-network sprawl trends

Longshui in context

123456<19751976–19901991–20052006–2020SNDi of street additions
123456<19751976–19901991–20052006–2020SNDi of entire street network
LongshuiChongqing (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Longshui plotted against Chongqing and China. The SNDi of new construction in Longshui rose steadily, compared to Chongqing which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Longshui's incremental SNDi rose from 2.63 to 3.94 between 1991-2005 and 2006-2020. In terms of the aggregate network, Longshui ranked 20th out of 47 cities in Chongqing and 1085th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.94
Rank in China
1382nd of 1843
Rank in Chongqing
25th of 47

Entire Network (Aggregate)

SNDi value
3.07
Rank in China
1085th of 1843
Rank in Chongqing
20th of 47

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

What about similarly populated cities?

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
LongshuiAbhayapuriFacatativa

In new street additions, Longshui built increasingly disconnected streets over time, while Abhayapuri fluctuated in its street-construction patterns and Facatativá fluctuated in its street-construction patterns. For the full network, Longshui and Facatativá both became progressively more disconnected, while Abhayapuri became progressively more disconnected. Notably, Longshui had a more connected network than Facatativá in 1975 but the two have since reversed their relative ranking.