Pucheng in context: Street-network sprawl trends

Pucheng in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
PuchengFujian (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Pucheng plotted against Fujian and China. The SNDi of new construction in Pucheng was at its lowest in 1991-2005, compared to Fujian which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Pucheng's incremental SNDi rose from 1.85 to 4.36 between 1991-2005 and 2006-2020. In terms of the aggregate network, Pucheng ranked 10th out of 75 cities in Fujian as of 2020.

New Street Additions (2006–2020)

SNDi value
4.36
Rank in Fujian
52nd of 75

Entire Network (Aggregate)

SNDi value
2.39
Rank in Fujian
10th of 75

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

What about similarly populated cities?

1234<19751976–19901991–20052006–2020SNDi of street additions
1234<19751976–19901991–20052006–2020SNDi of entire street network
PuchengSambaVilanova i la Geltru

In new street additions, Pucheng built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns, while Samba built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns and Vilanova i la Geltrú built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Pucheng and Samba both became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards, while Vilanova i la Geltrú became progressively more disconnected. Pucheng and Vilanova i la Geltrú have been converging in their street-network character since 1975.