Purna in context: Street-network sprawl trends

Purna in context

33.64.24.8<19751976–19901991–20052006–2020SNDi of street additions
33.64.24.8<19751976–19901991–20052006–2020SNDi of entire street network
PurnaMaharashtra (Region)India (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Purna plotted against Maharashtra and India. The SNDi of new construction in Purna rose steadily, compared to Maharashtra which followed a zig-zag trend with an overall increase and India which followed a zig-zag trend with an overall increase. Most recently, Purna's incremental SNDi rose from 3.71 to 4.33 between 1991-2005 and 2006-2020. In terms of the aggregate network, Purna ranked 118th out of 157 cities in Maharashtra and 938th out of 1868 in India as of 2020.

New Street Additions (2006–2020)

SNDi value
4.33
Rank in India
725th of 1868
Rank in Maharashtra
91st of 157

Entire Network (Aggregate)

SNDi value
3.79
Rank in India
938th of 1868
Rank in Maharashtra
118th of 157

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
PurnaLas GuasimasAruja

In new street additions, Purna and Arujá both built increasingly disconnected streets over time, while Las Guásimas built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Purna and Arujá both became progressively more disconnected, while Las Guásimas grew more disconnected from 1975 through 1991-2005, then improved. Notably, Purna had a more sprawly network than Las Guásimas in 1975 but the two have since reversed their relative ranking.