Dayr al Barsha in context: Street-network sprawl trends

Dayr al Barsha in context

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
Dayr al BarshaAl Minya (Region)Egypt (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dayr al Barsha plotted against Al Minya and Egypt. The SNDi of new construction in Dayr al Barsha was at its lowest in 1976-1990, compared to Al Minya which rose steadily and Egypt which followed a zig-zag trend with an overall increase. Most recently, Dayr al Barsha's incremental SNDi rose from 2.96 to 3.18 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dayr al Barsha ranked 1st out of 24 cities in Al Minya and 66th out of 213 in Egypt as of 2020.

New Street Additions (2006–2020)

SNDi value
3.18
Rank in Egypt
41st of 213
Rank in Al Minya
2nd of 24

Entire Network (Aggregate)

SNDi value
2.79
Rank in Egypt
66th of 213
Rank in Al Minya
1st of 24

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
Dayr al BarshaPuerto BarriosAcayucan

While Puerto Barrios and Acayucan both built increasingly disconnected streets over time, Dayr al Barsha built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns in new street additions. Looking at the full network, Puerto Barrios and Acayucan both became progressively more disconnected, while Dayr al Barsha became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Notably, Dayr al Barsha had a more sprawly network than Puerto Barrios in 1975 but the two have since reversed their relative ranking.