Shanhe in context: Street-network sprawl trends
Shanhe in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Shanhe plotted against Heilongjiang and China. The SNDi of new construction in Shanhe peaked in 1991-2005, compared to Heilongjiang which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Shanhe's incremental SNDi fell from 6.19 to 1.13 between 1991-2005 and 2006-2020. In terms of the aggregate network, Shanhe ranked 59th out of 67 cities in Heilongjiang and 1241st out of 1843 in China as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 1.13
- Rank in China
- 23rd of 1843
- Rank in Heilongjiang
- 2nd of 67
Entire Network (Aggregate)
- SNDi value
- 3.29
- Rank in China
- 1241st of 1843
- Rank in Heilongjiang
- 59th of 67
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
In new street additions, Shanhe and Tianzhen both built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Maudaha built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Shanhe and Tianzhen both grew more disconnected from 1975 through 1991-2005, then improved, while Maudaha became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Shanhe and Tianzhen have been growing further apart in their street-network character since 1975.