Goma in context: Street-network sprawl trends

Goma 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
GomaNord-Kivu (Region)Democratic Republic of the Congo (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Goma plotted against Nord-Kivu and Democratic Republic of the Congo. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Goma's incremental SNDi rose from 1.74 to 2.88 between 1991-2005 and 2006-2020. In terms of the aggregate network, Goma ranked 3rd out of 16 cities in Nord-Kivu and 22nd out of 186 in Democratic Republic of the Congo as of 2020.

New Street Additions (2006–2020)

SNDi value
2.88
Rank in Democratic Republic of the Congo
43rd of 186
Rank in Nord-Kivu
3rd of 16

Entire Network (Aggregate)

SNDi value
1.93
Rank in Democratic Republic of the Congo
22nd of 186
Rank in Nord-Kivu
3rd of 16

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
GomaArushaJamnagar

In new street additions, Goma fluctuated in its street-construction patterns, while Arusha built increasingly disconnected streets from 1975 through 1991-2005, then improved and Jamnagar built increasingly disconnected streets over time. Looking at the full network, Arusha and Jamnagar both became progressively more disconnected, while Goma fluctuated in connectivity. Goma and Jamnagar have been growing further apart in their street-network character since 1975.