Zhenwen in context: Street-network sprawl trends

Zhenwen in context

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
ZhenwenGuangdong (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Zhenwen plotted against Guangdong and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Zhenwen's incremental SNDi rose from 2.24 to 5.27 between 1991-2005 and 2006-2020. In terms of the aggregate network, Zhenwen ranked 92nd out of 133 cities in Guangdong and 1460th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
5.27
Rank in China
1671st of 1843
Rank in Guangdong
108th of 133

Entire Network (Aggregate)

SNDi value
3.68
Rank in China
1460th of 1843
Rank in Guangdong
92nd of 133

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

What about similarly populated cities?

234567<19751976–19901991–20052006–2020SNDi of street additions
234567<19751976–19901991–20052006–2020SNDi of entire street network
ZhenwenDaliyat al-KarmelOkpogho

While Daliyat al-Karmel and Okpogho both built increasingly disconnected streets from 1975 through 1991-2005, then improved, Zhenwen fluctuated in its street-construction patterns in new street additions. Looking at the full network, Daliyat al-Karmel and Okpogho both became progressively more disconnected, while Zhenwen fluctuated in connectivity. Zhenwen and Daliyat al-Karmel have been growing further apart in their street-network character since 1975.