Nankang in context: Street-network sprawl trends

Nankang in context

3.64.24.8<19751976–19901991–20052006–2020SNDi of street additions
3.64.24.8<19751976–19901991–20052006–2020SNDi of entire street network
NankangJiangxi (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Nankang plotted against Jiangxi and China. The SNDi of new construction in Nankang peaked in 1991-2005, compared to Jiangxi which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Nankang's incremental SNDi fell from 4.14 to 3.89 between 1991-2005 and 2006-2020.

New Street Additions (2006–2020)

SNDi value
3.89

Entire Network (Aggregate)

SNDi value
3.97

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

What about similarly populated cities?

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
NankangMontes ClarosSatara

While Montes Claros and Satara both fluctuated in its street-construction patterns, Nankang built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. For the full network, Nankang grew more disconnected from 1975 through 1991-2005, then improved, while Montes Claros became progressively more disconnected and Satara fluctuated in connectivity. Nankang and Satara have been growing further apart in their street-network character since 1975.