Mỹ Đức in context: Street-network sprawl trends

My Duc in context

46810<19751976–19901991–20052006–2020SNDi of street additions
46810<19751976–19901991–20052006–2020SNDi of entire street network
My DucAn Giang (Region)Vietnam (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Mỹ Đức plotted against An Giang and Vietnam. The SNDi of new construction in Mỹ Đức followed a zig-zag trend with an overall decrease, compared to An Giang which peaked in 1991-2005 and Vietnam which rose steadily. Most recently, Mỹ Đức's incremental SNDi fell from 8.91 to 7.26 between 1991-2005 and 2006-2020. In terms of the aggregate network, Mỹ Đức ranked 6th out of 7 cities in An Giang and 125th out of 126 in Vietnam as of 2020.

New Street Additions (2006–2020)

SNDi value
7.26
Rank in Vietnam
122nd of 126
Rank in An Giang
4th of 7

Entire Network (Aggregate)

SNDi value
8.5
Rank in Vietnam
125th of 126
Rank in An Giang
6th of 7

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

What about similarly populated cities?

36912<19751976–19901991–20052006–2020SNDi of street additions
36912<19751976–19901991–20052006–2020SNDi of entire street network
My DucZumpangoIjui

While Zumpango and Ijuí both built increasingly disconnected streets over time, Mỹ Đức fluctuated in its street-construction patterns in new street additions. Looking at the full network, Zumpango and Ijuí both became progressively more disconnected, while Mỹ Đức fluctuated in connectivity. Mỹ Đức and Zumpango have been converging in their street-network character since 1975.