Gegu in context: Street-network sprawl trends

Gegu in context

345678<19751976–19901991–20052006–2020SNDi of street additions
345678<19751976–19901991–20052006–2020SNDi of entire street network
GeguTianjin (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Gegu plotted against Tianjin and China. While Tianjin and China both followed a zig-zag trend with an overall increase, Gegu's new street additions followed a zig-zag trend with an overall increase. Most recently, Gegu's incremental SNDi rose from 4.33 to 4.88 between 1991-2005 and 2006-2020. In terms of the aggregate network, Gegu ranked 16th out of 16 cities in Tianjin and 1726th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
4.88
Rank in China
1612th of 1843
Rank in Tianjin
16th of 16

Entire Network (Aggregate)

SNDi value
5.02
Rank in China
1726th of 1843
Rank in Tianjin
16th of 16

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
GeguMaguanBismil

In new street additions, Gegu fluctuated in its street-construction patterns, while Maguan built increasingly disconnected streets from 1975 through 1976-1990, then improved and Bismil built increasingly disconnected streets over time. For the full network, Gegu and Maguan both grew more disconnected from 1975 through 1976-1990, then improved, while Bismil became progressively more disconnected.