Sibiti in context: Street-network sprawl trends

Sibiti in context

246810<19751976–19901991–20052006–2020SNDi of street additions
246810<19751976–19901991–20052006–2020SNDi of entire street network
SibitiLekoumou (Region)Republic of the Congo (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Sibiti plotted against Lékoumou and Republic of the Congo. The SNDi of new construction in Sibiti peaked in 1991-2005, compared to Lékoumou which peaked in 1976-1990 and Republic of the Congo which peaked in 1976-1990. Most recently, Sibiti's incremental SNDi fell from 9.42 to 3.59 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sibiti ranked 1st out of 1 cities in Lékoumou and 5th out of 6 in Republic of the Congo as of 2020.

New Street Additions (2006–2020)

SNDi value
3.59
Rank in Republic of the Congo
5th of 6
Rank in Lékoumou
1st of 1

Entire Network (Aggregate)

SNDi value
3.33
Rank in Republic of the Congo
5th of 6
Rank in Lékoumou
1st of 1

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

What about similarly populated cities?

246810<19751976–19901991–20052006–2020SNDi of street additions
246810<19751976–19901991–20052006–2020SNDi of entire street network
SibitiOnchonColumbia

While Onchon and Columbia both built increasingly disconnected streets from 1975 through 1976-1990, then improved, Sibiti built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. For the full network, Sibiti and Onchon both grew more disconnected from 1975 through 1991-2005, then improved, while Columbia became progressively more disconnected. Notably, Sibiti had a more connected network than Columbia in 1975 but the two have since reversed their relative ranking.