Phùng in context: Street-network sprawl trends

Phung in context

3.54.24.95.6<19751976–19901991–20052006–2020SNDi of street additions
3.54.24.95.6<19751976–19901991–20052006–2020SNDi of entire street network
PhungHa Noi (Region)Vietnam (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Phùng plotted against Hà Nội and Vietnam. The SNDi of new construction in Phùng fell steadily, compared to Hà Nội which peaked in 1991-2005 and Vietnam which rose steadily. Most recently, Phùng's incremental SNDi fell from 3.81 to 3.69 between 1991-2005 and 2006-2020. In terms of the aggregate network, Phùng ranked 1st out of 9 cities in Hà Nội and 34th out of 126 in Vietnam as of 2020.

New Street Additions (2006–2020)

SNDi value
3.69
Rank in Vietnam
32nd of 126
Rank in Hà Nội
2nd of 9

Entire Network (Aggregate)

SNDi value
3.84
Rank in Vietnam
34th of 126
Rank in Hà Nội
1st of 9

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

What about similarly populated cities?

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
PhungIgbo OraAbu Jibeha

In new street additions, Phùng built increasingly connected streets over time, while Igbo Ora built increasingly disconnected streets over time and Abu Jibeha built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Phùng became progressively more connected, while Igbo Ora became progressively more disconnected and Abu Jibeha became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Phùng and Igbo Ora have been converging in their street-network character since 1975.