Bannu in context: Street-network sprawl trends

Bannu in context

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
BannuKhyber-Pakhtunkhwa (Region)Pakistan (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bannu plotted against Khyber-Pakhtunkhwa and Pakistan. The SNDi of new construction in Bannu rose steadily, compared to Khyber-Pakhtunkhwa which followed a zig-zag trend with an overall increase and Pakistan which followed a zig-zag trend with an overall increase. Most recently, Bannu's incremental SNDi rose from 3.7 to 5.23 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bannu ranked 9th out of 67 cities in Khyber-Pakhtunkhwa and 138th out of 292 in Pakistan as of 2020.

New Street Additions (2006–2020)

SNDi value
5.23
Rank in Pakistan
178th of 292
Rank in Khyber-Pakhtunkhwa
19th of 67

Entire Network (Aggregate)

SNDi value
3.94
Rank in Pakistan
138th of 292
Rank in Khyber-Pakhtunkhwa
9th of 67

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
BannuKrasnoyarskChiclayo

While Krasnoyarsk and Chiclayo both fluctuated in its street-construction patterns, Bannu built increasingly disconnected streets over time in new street additions. For the full street network, though, all three cities follow the same trend. Notably, Bannu had a more connected network than Krasnoyarsk in 1975 but the two have since reversed their relative ranking.