Baqubah in context: Street-network sprawl trends

Baqubah in context

22.42.83.2<19751976–19901991–20052006–2020SNDi of street additions
22.42.83.2<19751976–19901991–20052006–2020SNDi of entire street network
BaqubahDiyala (Region)Iraq (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Baqubah plotted against Diyala and Iraq. The SNDi of new construction in Baqubah rose steadily, compared to Diyala which was at its lowest in 1991-2005 and Iraq which peaked in 1976-1990. Most recently, Baqubah's incremental SNDi rose from 2.33 to 2.7 between 1991-2005 and 2006-2020. In terms of the aggregate network, Baqubah ranked 2nd out of 4 cities in Diyala and 26th out of 86 in Iraq as of 2020.

New Street Additions (2006–2020)

SNDi value
2.7
Rank in Iraq
40th of 86
Rank in Diyala
2nd of 4

Entire Network (Aggregate)

SNDi value
2.25
Rank in Iraq
26th of 86
Rank in Diyala
2nd of 4

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

What about similarly populated cities?

11.522.5<19751976–19901991–20052006–2020SNDi of street additions
11.522.5<19751976–19901991–20052006–2020SNDi of entire street network
BaqubahHuailaiVilla Mercedes

In new street additions, Baqubah built increasingly disconnected streets over time, while Huailai fluctuated in its street-construction patterns and Villa Mercedes built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Baqubah and Villa Mercedes both became progressively more disconnected, while Huailai became progressively more connected. Notably, Baqubah had a more connected network than Huailai in 1975 but the two have since reversed their relative ranking.