Ati in context: Street-network sprawl trends

Ati 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
AtiBatha (Region)Chad (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ati plotted against Batha and Chad. The SNDi of new construction in Ati was at its lowest in 1976-1990, compared to Batha which was at its lowest in 1976-1990 and Chad which rose steadily. Most recently, Ati's incremental SNDi rose from 2.51 to 3.9 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ati ranked 2nd out of 2 cities in Batha and 25th out of 31 in Chad as of 2020.

New Street Additions (2006–2020)

SNDi value
3.9
Rank in Chad
22nd of 31
Rank in Batha
1st of 2

Entire Network (Aggregate)

SNDi value
3.78
Rank in Chad
25th of 31
Rank in Batha
2nd of 2

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

What about similarly populated cities?

36912<19751976–19901991–20052006–2020SNDi of street additions
36912<19751976–19901991–20052006–2020SNDi of entire street network
AtiRajoirKafr al Tarayna

In new street additions, Ati and Kafr al Tarayna both built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, while Rajoir built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Ati and Kafr al Tarayna both became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards, while Rajoir grew more disconnected from 1975 through 1991-2005, then improved.