Chaguanas in context: Street-network sprawl trends

Chaguanas in context

4.85.66.47.2<19751976–19901991–20052006–2020SNDi of street additions
4.85.66.47.2<19751976–19901991–20052006–2020SNDi of entire street network
ChaguanasTrinidad and Tobago (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Chaguanas plotted against Trinidad and Tobago. Both Chaguanas and Trinidad and Tobago follow the same trend. Most recently, Chaguanas's incremental SNDi fell from 7.58 to 6.67 between 1991-2005 and 2006-2020. In terms of the aggregate network, Chaguanas ranked 3rd out of 3 in Trinidad and Tobago as of 2020.

New Street Additions (2006–2020)

SNDi value
6.67
Rank in Trinidad and Tobago
2nd of 3

Entire Network (Aggregate)

SNDi value
5.58
Rank in Trinidad and Tobago
3rd of 3

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
ChaguanasQianshanPangandaran

In new street additions, Chaguanas and Qianshan both built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Pangandaran built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Chaguanas became progressively more disconnected, while Qianshan grew more disconnected from 1975 through 1991-2005, then improved and Pangandaran became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards.