Wudu in context: Street-network sprawl trends

Wudu in context

3456<19751976–19901991–20052006–2020SNDi of street additions
3456<19751976–19901991–20052006–2020SNDi of entire street network
WuduGansu (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Wudu plotted against Gansu and China. While Gansu and China both followed a zig-zag trend with an overall increase, Wudu's new street additions followed a zig-zag trend with an overall decrease. Most recently, Wudu's incremental SNDi rose from 5.04 to 5.35 between 1991-2005 and 2006-2020. In terms of the aggregate network, Wudu ranked 27th out of 29 cities in Gansu and 1780th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
5.35
Rank in China
1687th of 1843
Rank in Gansu
22nd of 29

Entire Network (Aggregate)

SNDi value
5.68
Rank in China
1780th of 1843
Rank in Gansu
27th of 29

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

What about similarly populated cities?

4812<19751976–19901991–20052006–2020SNDi of street additions
4812<19751976–19901991–20052006–2020SNDi of entire street network
WuduKingombeKuala Tungkal

While Kingombe and Kuala Tungkal both built increasingly disconnected streets over time, Wudu fluctuated in its street-construction patterns in new street additions. Looking at the full network, Kingombe and Kuala Tungkal both became progressively more disconnected, while Wudu grew more disconnected from 1975 through 1976-1990, then improved. Wudu and Kingombe have been growing further apart in their street-network character since 1975.