Hanshan in context: Street-network sprawl trends

Hanshan in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Hanshan plotted against Anhui and China. The SNDi of new construction in Hanshan fell steadily, compared to Anhui which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Hanshan's incremental SNDi fell from 3.21 to 2.93 between 1991-2005 and 2006-2020. In terms of the aggregate network, Hanshan ranked 56th out of 74 cities in Anhui and 1110th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.93
Rank in China
830th of 1843
Rank in Anhui
46th of 74

Entire Network (Aggregate)

SNDi value
3.11
Rank in China
1110th of 1843
Rank in Anhui
56th of 74

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

What about similarly populated cities?

34567<19751976–19901991–20052006–2020SNDi of street additions
34567<19751976–19901991–20052006–2020SNDi of entire street network
HanshanUch SharifBalachandrapur

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