Ariwara in context: Street-network sprawl trends

Ariwara in context

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
AriwaraIturi (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 Ariwara plotted against Ituri and Democratic Republic of the Congo. The SNDi of new construction in Ariwara rose steadily, compared to Ituri which was at its lowest in 1976-1990 and Democratic Republic of the Congo which followed a zig-zag trend with an overall increase. Most recently, Ariwara's incremental SNDi rose from 3.08 to 3.34 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ariwara ranked 4th out of 8 cities in Ituri and 96th out of 186 in Democratic Republic of the Congo as of 2020.

New Street Additions (2006–2020)

SNDi value
3.34
Rank in Democratic Republic of the Congo
57th of 186
Rank in Ituri
3rd of 8

Entire Network (Aggregate)

SNDi value
3.21
Rank in Democratic Republic of the Congo
96th of 186
Rank in Ituri
4th of 8

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

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
AriwaraHeyunWijigra

In new street additions, Ariwara and Wijigra both built increasingly disconnected streets over time, while Heyun built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Ariwara and Wijigra both became progressively more disconnected, while Heyun grew more disconnected from 1975 through 1991-2005, then improved. Notably, Ariwara had a more sprawly network than Wijigra in 1975 but the two have since reversed their relative ranking.