Tamiya in context: Street-network sprawl trends

Tamiya in context

2.433.64.2<19751976–19901991–20052006–2020SNDi of street additions
2.433.64.2<19751976–19901991–20052006–2020SNDi of entire street network
TamiyaAl Fayyum (Region)Egypt (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Tamiya plotted against Al Fayyum and Egypt. While Al Fayyum and Egypt both followed a zig-zag trend with an overall increase, Tamiya's new street additions followed a zig-zag trend with an overall decrease. Most recently, Tamiya's incremental SNDi rose from 2.27 to 2.46 between 1991-2005 and 2006-2020. In terms of the aggregate network, Tamiya ranked 1st out of 13 cities in Al Fayyum and 45th out of 213 in Egypt as of 2020.

New Street Additions (2006–2020)

SNDi value
2.46
Rank in Egypt
12th of 213
Rank in Al Fayyum
1st of 13

Entire Network (Aggregate)

SNDi value
2.57
Rank in Egypt
45th of 213
Rank in Al Fayyum
1st of 13

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

What about similarly populated cities?

2.73.64.55.4<19751976–19901991–20052006–2020SNDi of street additions
2.73.64.55.4<19751976–19901991–20052006–2020SNDi of entire street network
TamiyaManacapuruAl Karak

In new street additions, Tamiya fluctuated in its street-construction patterns, while Manacapuru built increasingly disconnected streets from 1975 through 1976-1990, then improved and Al Karak built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns. For the full network, Tamiya grew more disconnected from 1975 through 1976-1990, then improved, while Manacapuru became progressively more disconnected and Al Karak became progressively more connected. Tamiya and Manacapuru have been growing further apart in their street-network character since 1975.