Ongniud in context: Street-network sprawl trends

Ongniud in context

3.544.55<19751976–19901991–20052006–2020SNDi of street additions
3.544.55<19751976–19901991–20052006–2020SNDi of entire street network
OngniudNei Mongol (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ongniud plotted against Nei Mongol and China. The SNDi of new construction in Ongniud was at its lowest in 1976-1990, compared to Nei Mongol which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Ongniud's incremental SNDi rose from 3.93 to 4.84 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ongniud ranked 40th out of 43 cities in Nei Mongol and 1496th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
4.84
Rank in China
1603rd of 1843
Rank in Nei Mongol
42nd of 43

Entire Network (Aggregate)

SNDi value
3.81
Rank in China
1496th of 1843
Rank in Nei Mongol
40th of 43

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

What about similarly populated cities?

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
OngniudVilhenaYunxi

While Vilhena and Yunxi both fluctuated in its street-construction patterns, Ongniud built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns in new street additions. Looking at the full network, Vilhena and Yunxi both fluctuated in connectivity, while Ongniud became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards.