Jalalaqsi in context: Street-network sprawl trends

Jalalaqsi in context

0.81.62.43.2<19751976–19901991–20052006–2020SNDi of street additions
0.81.62.43.2<19751976–19901991–20052006–2020SNDi of entire street network
JalalaqsiHiiraan (Region)Somalia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Jalalaqsi plotted against Hiiraan and Somalia. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Jalalaqsi's incremental SNDi rose from 0.99 to 1.42 between 1991-2005 and 2006-2020. In terms of the aggregate network, Jalalaqsi ranked 1st out of 3 cities in Hiiraan and 9th out of 39 in Somalia as of 2020.

New Street Additions (2006–2020)

SNDi value
1.42
Rank in Somalia
7th of 39
Rank in Hiiraan
1st of 3

Entire Network (Aggregate)

SNDi value
1.28
Rank in Somalia
9th of 39
Rank in Hiiraan
1st of 3

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

What about similarly populated cities?

0246<19751976–19901991–20052006–2020SNDi of street additions
0246<19751976–19901991–20052006–2020SNDi of entire street network
JalalaqsiGangohBorisoglebsk

In new street additions, Jalalaqsi fluctuated in its street-construction patterns, while Gangoh built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns and Borisoglebsk built increasingly disconnected streets over time. For the full network, Jalalaqsi fluctuated in connectivity, while Gangoh became progressively more connected and Borisoglebsk became progressively more disconnected. Jalalaqsi and Gangoh have been converging in their street-network character since 1975.