Pabna in context: Street-network sprawl trends

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Pabna plotted against Rajshahi and Bangladesh. The SNDi of new construction in Pabna rose steadily, compared to Rajshahi which followed a zig-zag trend with an overall increase and Bangladesh which followed a zig-zag trend with an overall increase. Most recently, Pabna's incremental SNDi rose from 4.44 to 6.1 between 1991-2005 and 2006-2020. In terms of the aggregate network, Pabna ranked 8th out of 37 cities in Rajshahi and 42nd out of 234 in Bangladesh as of 2020.

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

What about similarly populated cities?

• Dire Dawa, Ethiopia
• Juba, South Sudan
• Shanwei, China
• Tongxiang, China
• Purnia, India
• Ranghulu, China

In new street additions, Pabna built increasingly disconnected streets over time, while Dire Dawa fluctuated in its street-construction patterns and Tongxiang built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Pabna became progressively more disconnected, while Dire Dawa fluctuated in connectivity and Tongxiang grew more disconnected from 1975 through 1991-2005, then improved. Pabna and Dire Dawa have been growing further apart in their street-network character since 1975.