Nyunzu in context: Street-network sprawl trends

Nyunzu 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
NyunzuTanganyika (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 Nyunzu plotted against Tanganyika and Democratic Republic of the Congo. The SNDi of new construction in Nyunzu peaked in 1991-2005, compared to Tanganyika which peaked in 1991-2005 and Democratic Republic of the Congo which followed a zig-zag trend with an overall increase. Most recently, Nyunzu's incremental SNDi fell from 2.89 to 2.43 between 1991-2005 and 2006-2020. In terms of the aggregate network, Nyunzu ranked 1st out of 10 cities in Tanganyika and 26th out of 186 in Democratic Republic of the Congo as of 2020.

New Street Additions (2006–2020)

SNDi value
2.43
Rank in Democratic Republic of the Congo
28th of 186
Rank in Tanganyika
2nd of 10

Entire Network (Aggregate)

SNDi value
2.01
Rank in Democratic Republic of the Congo
26th of 186
Rank in Tanganyika
1st of 10

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
NyunzuHeemskerkGafargaon

In new street additions, Nyunzu built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Heemskerk built increasingly disconnected streets from 1975 through 1976-1990, then improved and Gafargaon built increasingly disconnected streets over time. For the full network, Nyunzu became progressively more disconnected, while Heemskerk grew more disconnected from 1975 through 1976-1990, then improved and Gafargaon grew more disconnected from 1975 through 1991-2005, then improved. Nyunzu and Heemskerk have been converging in their street-network character since 1975.