Al Hiatem in context: Street-network sprawl trends

Al Hiatem in context

2.533.544.5<19751976–19901991–20052006–2020SNDi of street additions
2.533.544.5<19751976–19901991–20052006–2020SNDi of entire street network
Al HiatemAl Gharbiyah (Region)Egypt (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Al Hiatem plotted against Al Gharbiyah and Egypt. The SNDi of new construction in Al Hiatem rose steadily, compared to Al Gharbiyah which rose steadily and Egypt which followed a zig-zag trend with an overall increase. Most recently, Al Hiatem's incremental SNDi rose from 3.91 to 4.32 between 1991-2005 and 2006-2020. In terms of the aggregate network, Al Hiatem ranked 8th out of 13 cities in Al Gharbiyah and 109th out of 213 in Egypt as of 2020.

New Street Additions (2006–2020)

SNDi value
4.32
Rank in Egypt
106th of 213
Rank in Al Gharbiyah
7th of 13

Entire Network (Aggregate)

SNDi value
3.44
Rank in Egypt
109th of 213
Rank in Al Gharbiyah
8th of 13

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

What about similarly populated cities?

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
Al HiatemIpotiSano

In new street additions, Al Hiatem and Ipoti both built increasingly disconnected streets over time, while Sano built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full street network, though, all three cities follow the same trend. Al Hiatem and Sano have been growing further apart in their street-network character since 1975.