Mertule Mariam in context: Street-network sprawl trends

Mertule Mariam in context

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
Mertule MariamAmhara (Region)Ethiopia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Mertule Mariam plotted against Amhara and Ethiopia. While Amhara and Ethiopia both followed a zig-zag trend with an overall increase, Mertule Mariam's new street additions followed a zig-zag trend with an overall increase. Most recently, Mertule Mariam's incremental SNDi rose from 1.87 to 3.56 between 1991-2005 and 2006-2020. In terms of the aggregate network, Mertule Mariam ranked 14th out of 41 cities in Amhara and 88th out of 181 in Ethiopia as of 2020.

New Street Additions (2006–2020)

SNDi value
3.56
Rank in Ethiopia
98th of 181
Rank in Amhara
15th of 41

Entire Network (Aggregate)

SNDi value
2.5
Rank in Ethiopia
88th of 181
Rank in Amhara
14th of 41

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
Mertule MariamLao CaiShiping

In new street additions, Mertule Mariam fluctuated in its street-construction patterns, while Lào Cai built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns and Shiping built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Mertule Mariam fluctuated in connectivity, while Lào Cai became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards and Shiping grew more disconnected from 1975 through 1976-1990, then improved. Mertule Mariam and Lào Cai have been converging in their street-network character since 1975.