Suizhong in context: Street-network sprawl trends

Suizhong in context

33.544.5<19751976–19901991–20052006–2020SNDi of street additions
33.544.5<19751976–19901991–20052006–2020SNDi of entire street network
SuizhongLiaoning (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Suizhong plotted against Liaoning and China. The SNDi of new construction in Suizhong followed a zig-zag trend with an overall increase, compared to Liaoning which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Suizhong's incremental SNDi fell from 4.09 to 3.62 between 1991-2005 and 2006-2020. In terms of the aggregate network, Suizhong ranked 51st out of 61 cities in Liaoning and 1299th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.62
Rank in China
1202nd of 1843
Rank in Liaoning
39th of 61

Entire Network (Aggregate)

SNDi value
3.38
Rank in China
1299th of 1843
Rank in Liaoning
51st of 61

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

What about similarly populated cities?

3456<19751976–19901991–20052006–2020SNDi of street additions
3456<19751976–19901991–20052006–2020SNDi of entire street network
SuizhongGhatailTacheng

In new street additions, Suizhong fluctuated in its street-construction patterns, while Ghatail fluctuated in its street-construction patterns and Tacheng built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns. For the full network, Suizhong became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Ghatail fluctuated in connectivity and Tacheng became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards. Notably, Suizhong had a more connected network than Tacheng in 1975 but the two have since reversed their relative ranking.