Harapanahalli 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 Harapanahalli plotted against Karnataka and India. The SNDi of new construction in Harapanahalli was at its lowest in 1976-1990, compared to Karnataka which followed a zig-zag trend with an overall increase and India which followed a zig-zag trend with an overall increase. Most recently, Harapanahalli's incremental SNDi rose from 2.69 to 2.98 between 1991-2005 and 2006-2020. In terms of the aggregate network, Harapanahalli ranked 9th out of 96 cities in Karnataka and 151st out of 1868 in India as of 2020.

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

What about similarly populated cities?

• Dayr Abu Hinnis, Egypt
• Xincheng, China
• Haiyangsuo, China
• Domar, Bangladesh
• Kayu Agung, Indonesia
• Mukdahan, Thailand

While Dayr Abu Hinnis and Domar both built increasingly disconnected streets over time, Harapanahalli built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns in new street additions. Looking at the full network, Dayr Abu Hinnis and Domar both became progressively more disconnected, while Harapanahalli became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Harapanahalli and Domar have been growing further apart in their street-network character since 1975.