Jebel Aulia in context: Street-network sprawl trends
Jebel Aulia in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Jebel Aulia plotted against Khartoum and Sudan. The SNDi of new construction in Jebel Aulia peaked in 1976-1990, compared to Khartoum which followed a zig-zag trend with an overall increase and Sudan which followed a zig-zag trend with an overall increase. Most recently, Jebel Aulia's incremental SNDi fell from 1.44 to 1.43 between 1991-2005 and 2006-2020. In terms of the aggregate network, Jebel Aulia ranked 2nd out of 6 cities in Khartoum and 19th out of 78 in Sudan as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 1.43
- Rank in Sudan
- 20th of 78
- Rank in Khartoum
- 3rd of 6
Entire Network (Aggregate)
- SNDi value
- 1.33
- Rank in Sudan
- 19th of 78
- Rank in Khartoum
- 2nd of 6
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- Tamanrasset, Algeria
- Apatzingán, México
- Comayagua, Honduras
- Al Salt, Jordan
- Kamianets-Podilskyi, Ukraine
- Daoxu, China
In new street additions, Jebel Aulia built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Tamanrasset built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns and Al Salt built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns. For the full network, Jebel Aulia became progressively more disconnected, while Tamanrasset became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards and Al Salt grew more disconnected from 1975 through 1976-1990, then improved. Jebel Aulia and Tamanrasset have been converging in their street-network character since 1975.