Zahle in context: Street-network sprawl trends

Zahle in context

4.24.95.66.3<19751976–19901991–20052006–2020SNDi of street additions
4.24.95.66.3<19751976–19901991–20052006–2020SNDi of entire street network
ZahleBekaa (Region)Lebanon (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Zahle plotted against Bekaa and Lebanon. The SNDi of new construction in Zahle followed a zig-zag trend with an overall increase, compared to Bekaa which followed a zig-zag trend with an overall increase and Lebanon which rose steadily. Most recently, Zahle's incremental SNDi rose from 4.33 to 5.73 between 1991-2005 and 2006-2020. In terms of the aggregate network, Zahle ranked 1st out of 1 cities in Bekaa and 6th out of 8 in Lebanon as of 2020.

New Street Additions (2006–2020)

SNDi value
5.73
Rank in Lebanon
6th of 8
Rank in Bekaa
1st of 1

Entire Network (Aggregate)

SNDi value
4.16
Rank in Lebanon
6th of 8
Rank in Bekaa
1st of 1

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
ZahlePingding CountyHuyi

Zahle, Pingding County, and Huyi all fluctuated in its street-construction patterns in new street construction. The same pattern holds for the full street network. Zahle and Pingding County have been converging in their street-network character since 1975.