The level of street-network sprawl in new development in Dumyat followed a zig-zag trend with an overall increase. To get a sense of how street development has changed in Dumyat, we can consider three of its most populous cities: Damietta, Al Roda and كفر البطيخ. Out of the three cities, كفر البطيخ does not follow the same trend as the region. The level of street-network sprawl in new development in كفر البطيخ rose steadily.

How do development practices in Dumyat fare in comparison to others in Egypt? Most recently in 2006-2020, street construction in Dumyat was the 23rd-most disconnected out of the 25 regions in Egypt. Its position in the ranks since 1975 has risen; relative to other regions in Egypt, street construction in Dumyat has become more disconnected. Dumyat ranked 24th in 1975, 22nd in 1976-1990, 22nd in 1991-2005 and 23rd in 2006-2020.

As of 2020, the city with the most disconnected street network in Dumyat is Al Roda with an SNDi of 5.38, which is very sprawly. Conversely, the most connected city is Damietta with an SNDi of 4.96, which is very sprawly. See trends for these cities: Damietta, Al Roda

The level of street-network sprawl in the aggregate network in Dumyat rose steadily. To get a sense of how the aggregate street network has changed in Dumyat, we can consider three of its most populous cities: Damietta, Al Roda and كفر البطيخ. Out of the three cities, Al Roda does not follow the same trend as the region. The level of street-network sprawl in the aggregate network in Al Roda followed a zig-zag trend with an overall increase.

To date, Dumyat is the 24th-most disconnected out of the 25 regions in Egypt. Its position in the ranks since 1975 has not changed. Dumyat ranked 24th in 1975, 23rd in 1976-1990, 24th in 1991-2005 and 24th in 2006-2020.