Pyay in context: Street-network sprawl trends

Pyay in context

2.83.54.24.9<19751976–19901991–20052006–2020SNDi of street additions
2.83.54.24.9<19751976–19901991–20052006–2020SNDi of entire street network
PyayBago (Region)Myanmar (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Pyay plotted against Bago and Myanmar. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Pyay's incremental SNDi rose from 3.15 to 5.06 between 1991-2005 and 2006-2020. In terms of the aggregate network, Pyay ranked 6th out of 13 cities in Bago and 54th out of 113 in Myanmar as of 2020.

New Street Additions (2006–2020)

SNDi value
5.06
Rank in Myanmar
74th of 113
Rank in Bago
8th of 13

Entire Network (Aggregate)

SNDi value
3.25
Rank in Myanmar
54th of 113
Rank in Bago
6th of 13

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
PyayArnhemHaleva

In new street additions, Pyay and Haleva both fluctuated in its street-construction patterns, while Arnhem built increasingly disconnected streets over time. For the full network, Pyay fluctuated in connectivity, while Arnhem became progressively more disconnected and Haleva grew more disconnected from 1975 through 1976-1990, then improved. Pyay and Arnhem have been growing further apart in their street-network character since 1975.