Phan Thiết in context: Street-network sprawl trends

Phan Thiet in context

4.85.25.66<19751976–19901991–20052006–2020SNDi of street additions
4.85.25.66<19751976–19901991–20052006–2020SNDi of entire street network
Phan ThietBinh Thuan (Region)Vietnam (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Phan Thiết plotted against Bình Thuận and Vietnam. The SNDi of new construction in Phan Thiết peaked in 1976-1990, compared to Bình Thuận which was at its lowest in 1991-2005 and Vietnam which rose steadily. Most recently, Phan Thiết's incremental SNDi fell from 4.91 to 4.8 between 1991-2005 and 2006-2020. In terms of the aggregate network, Phan Thiết ranked 1st out of 1 cities in Bình Thuận and 104th out of 126 in Vietnam as of 2020.

New Street Additions (2006–2020)

SNDi value
4.8
Rank in Vietnam
69th of 126
Rank in Bình Thuận
1st of 1

Entire Network (Aggregate)

SNDi value
5.29
Rank in Vietnam
104th of 126
Rank in Bình Thuận
1st of 1

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

What about similarly populated cities?

123456<19751976–19901991–20052006–2020SNDi of street additions
123456<19751976–19901991–20052006–2020SNDi of entire street network
Phan ThietAzareChingola

In new street additions, Phan Thiết built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Azare fluctuated in its street-construction patterns and Chingola built increasingly disconnected streets over time. Looking at the full network, Azare and Chingola both became progressively more disconnected, while Phan Thiết grew more disconnected from 1975 through 1976-1990, then improved.