Qingmuguan in context: Street-network sprawl trends
Qingmuguan in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Qingmuguan plotted against Chongqing and China. The SNDi of new construction in Qingmuguan was at its lowest in 1976-1990, compared to Chongqing which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Qingmuguan's incremental SNDi rose from 2.84 to 3.76 between 1991-2005 and 2006-2020. In terms of the aggregate network, Qingmuguan ranked 18th out of 47 cities in Chongqing and 947th out of 1843 in China as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 3.76
- Rank in China
- 1287th of 1843
- Rank in Chongqing
- 21st of 47
Entire Network (Aggregate)
- SNDi value
- 2.9
- Rank in China
- 947th of 1843
- Rank in Chongqing
- 18th of 47
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- Dongou, Republic of the Congo
- Ciudad Sahagún, México
- Leticia, Colombia
- Ciudad Constitución, México
- Yumbe, Uganda
- `Ataq, Yemen
In new street additions, Qingmuguan and Ciudad Constitución both built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, while Dongou built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Qingmuguan became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Dongou fluctuated in connectivity and Ciudad Constitución became progressively more connected. Qingmuguan and Dongou have been converging in their street-network character since 1975.