Allahabad in context: Street-network sprawl trends
Allahabad in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Allahabad plotted against Punjab and Pakistan. The SNDi of new construction in Allahabad peaked in 1976-1990, compared to Punjab which followed a zig-zag trend with an overall increase and Pakistan which followed a zig-zag trend with an overall increase. Most recently, Allahabad's incremental SNDi fell from 4.4 to 3.7 between 1991-2005 and 2006-2020. In terms of the aggregate network, Allahabad ranked 107th out of 146 cities in Punjab and 179th out of 292 in Pakistan as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 3.7
- Rank in Pakistan
- 65th of 292
- Rank in Punjab
- 37th of 146
Entire Network (Aggregate)
- SNDi value
- 4.35
- Rank in Pakistan
- 179th of 292
- Rank in Punjab
- 107th of 146
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- Chunian, Pakistan
- Xiangshui, China
- Yangxin, China
- Yessentuki, Russia
- Trà Vinh, Vietnam
- Springfield, United States
In new street additions, Allahabad built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Chunian built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns and Yessentuki built increasingly disconnected streets over time. For the full network, Allahabad grew more disconnected from 1975 through 1976-1990, then improved, while Chunian became progressively more connected and Yessentuki became progressively more disconnected. Allahabad and Chunian have been converging in their street-network character since 1975.