Wad Madanī in context: Street-network sprawl trends

Wad Madani in context

1.522.53<19751976–19901991–20052006–2020SNDi of street additions
1.522.53<19751976–19901991–20052006–2020SNDi of entire street network
Wad MadaniAl Jazirah (Region)Sudan (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Wad Madanī plotted against Al Jazirah and Sudan. The SNDi of new construction in Wad Madanī rose steadily, compared to Al Jazirah which followed a zig-zag trend with an overall increase and Sudan which followed a zig-zag trend with an overall increase. Most recently, Wad Madanī's incremental SNDi rose from 2.7 to 3.0 between 1991-2005 and 2006-2020. In terms of the aggregate network, Wad Madanī ranked 2nd out of 3 cities in Al Jazirah and 57th out of 78 in Sudan as of 2020.

New Street Additions (2006–2020)

SNDi value
3.0
Rank in Sudan
68th of 78
Rank in Al Jazirah
3rd of 3

Entire Network (Aggregate)

SNDi value
1.92
Rank in Sudan
57th of 78
Rank in Al Jazirah
2nd of 3

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

What about similarly populated cities?

123456<19751976–19901991–20052006–2020SNDi of street additions
123456<19751976–19901991–20052006–2020SNDi of entire street network
Wad MadaniBauruPurulia

In new street additions, Wad Madanī and Purulia both built increasingly disconnected streets over time, while Bauru fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend. Wad Madanī and Bauru have been converging in their street-network character since 1975.