Dera Ismail Khan in context: Street-network sprawl trends

Dera Ismail Khan in context

3.244.85.6<19751976–19901991–20052006–2020SNDi of street additions
3.244.85.6<19751976–19901991–20052006–2020SNDi of entire street network
Dera Ismail KhanKhyber-Pakhtunkhwa (Region)Pakistan (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dera Ismail Khan plotted against Khyber-Pakhtunkhwa and Pakistan. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Dera Ismail Khan's incremental SNDi rose from 3.61 to 4.32 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dera Ismail Khan ranked 4th out of 67 cities in Khyber-Pakhtunkhwa and 121st out of 292 in Pakistan as of 2020.

New Street Additions (2006–2020)

SNDi value
4.32
Rank in Pakistan
119th of 292
Rank in Khyber-Pakhtunkhwa
5th of 67

Entire Network (Aggregate)

SNDi value
3.72
Rank in Pakistan
121st of 292
Rank in Khyber-Pakhtunkhwa
4th of 67

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

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
Dera Ismail KhanJijigaMansurchak

In new street additions, Dera Ismail Khan fluctuated in its street-construction patterns, while Jijiga built increasingly disconnected streets over time and Mansurchak built increasingly disconnected streets from 1975 through 1991-2005, then improved. Looking at the full network, Jijiga and Mansurchak both became progressively more disconnected, while Dera Ismail Khan fluctuated in connectivity. Dera Ismail Khan and Mansurchak have been growing further apart in their street-network character since 1975.