Hatiya 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 Hatiya plotted against Chittagong and Bangladesh. The SNDi of new construction in Hatiya was at its lowest in 1976-1990, compared to Chittagong which rose steadily and Bangladesh which followed a zig-zag trend with an overall increase. Most recently, Hatiya's incremental SNDi rose from 5.72 to 5.83 between 1991-2005 and 2006-2020. In terms of the aggregate network, Hatiya ranked 9th out of 44 cities in Chittagong and 76th 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?

• Elista, Russia
• Niğde, Turkey
• Saad Al-Abdulla, Kuwait
• Rustaq, Afghanistan
• Shuangfeng, China
• Tân Phú, Vietnam

In new street additions, Hatiya and Rustaq both built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, while Elista built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Hatiya became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Elista grew more disconnected from 1975 through 1991-2005, then improved and Rustaq became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards. Hatiya and Rustaq have been converging in their street-network character since 1975.