Quế Võ in context: Street-network sprawl trends

Que Vo in context

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
Que VoBac Ninh (Region)Vietnam (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Quế Võ plotted against Bắc Ninh and Vietnam. The SNDi of new construction in Quế Võ followed a zig-zag trend with an overall decrease, compared to Bắc Ninh which followed a zig-zag trend with an overall decrease and Vietnam which rose steadily. Most recently, Quế Võ's incremental SNDi fell from 3.42 to 2.33 between 1991-2005 and 2006-2020. In terms of the aggregate network, Quế Võ ranked 1st out of 2 cities in Bắc Ninh and 6th out of 126 in Vietnam as of 2020.

New Street Additions (2006–2020)

SNDi value
2.33
Rank in Vietnam
1st of 126
Rank in Bắc Ninh
1st of 2

Entire Network (Aggregate)

SNDi value
3.0
Rank in Vietnam
6th of 126
Rank in Bắc Ninh
1st of 2

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

What about similarly populated cities?

2.433.64.2<19751976–19901991–20052006–2020SNDi of street additions
2.433.64.2<19751976–19901991–20052006–2020SNDi of entire street network
Que VoLahunPorterville

In new street additions, Quế Võ fluctuated in its street-construction patterns, while Lahun built increasingly disconnected streets from 1975 through 1991-2005, then improved and Porterville built increasingly disconnected streets over time. For the full network, Quế Võ fluctuated in connectivity, while Lahun grew more disconnected from 1975 through 1991-2005, then improved and Porterville became progressively more disconnected. Notably, Quế Võ had a more sprawly network than Lahun in 1975 but the two have since reversed their relative ranking.