Bitkine in context: Street-network sprawl trends

Bitkine in context

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
BitkineGuera (Region)Chad (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bitkine plotted against Guéra and Chad. The SNDi of new construction in Bitkine peaked in 1991-2005, compared to Guéra which peaked in 1976-1990 and Chad which rose steadily. Most recently, Bitkine's incremental SNDi fell from 4.87 to 4.49 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bitkine ranked 2nd out of 2 cities in Guéra and 26th out of 31 in Chad as of 2020.

New Street Additions (2006–2020)

SNDi value
4.49
Rank in Chad
26th of 31
Rank in Guéra
2nd of 2

Entire Network (Aggregate)

SNDi value
3.82
Rank in Chad
26th of 31
Rank in Guéra
2nd of 2

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
BitkineChanglePariharpur

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