Goa in context: Street-network sprawl trends

Goa in context

34567<19751976–19901991–20052006–2020SNDi of street additions
34567<19751976–19901991–20052006–2020SNDi of entire street network
GoaCamarines Sur (Region)Philippines (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Goa plotted against Camarines Sur and Philippines. The SNDi of new construction in Goa was at its lowest in 1976-1990, compared to Camarines Sur which was at its lowest in 1976-1990 and Philippines which rose steadily. Most recently, Goa's incremental SNDi rose from 3.97 to 6.49 between 1991-2005 and 2006-2020. In terms of the aggregate network, Goa ranked 2nd out of 4 cities in Camarines Sur and 36th out of 114 in Philippines as of 2020.

New Street Additions (2006–2020)

SNDi value
6.49
Rank in Philippines
89th of 114
Rank in Camarines Sur
3rd of 4

Entire Network (Aggregate)

SNDi value
4.19
Rank in Philippines
36th of 114
Rank in Camarines Sur
2nd of 4

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

What about similarly populated cities?

234567<19751976–19901991–20052006–2020SNDi of street additions
234567<19751976–19901991–20052006–2020SNDi of entire street network
GoaTilda NeoraAlvand

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