Fort-de-France in context: Street-network sprawl trends

Fort-de-France in context

4.55.46.37.2<19751976–19901991–20052006–2020SNDi of street additions
4.55.46.37.2<19751976–19901991–20052006–2020SNDi of entire street network
Fort-de-FranceMartinique (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Fort-de-France plotted against Martinique. The SNDi of new construction in Fort-de-France peaked in 1976-1990, while Martinique peaked in 1991-2005. Most recently, Fort-de-France's incremental SNDi fell from 6.7 to 5.77 between 1991-2005 and 2006-2020. In terms of the aggregate network, Fort-de-France ranked 1st out of 1 in Martinique as of 2020.

New Street Additions (2006–2020)

SNDi value
5.77
Rank in Martinique
1st of 1

Entire Network (Aggregate)

SNDi value
4.85
Rank in Martinique
1st of 1

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
Fort-de-FranceBiaoraLalsot

In new street additions, Fort-de-France built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Biaora built increasingly disconnected streets from 1975 through 1991-2005, then improved and Lalsot fluctuated in its street-construction patterns. For the full network, Fort-de-France and Biaora both became progressively more disconnected, while Lalsot became progressively more connected. Fort-de-France and Biaora have been converging in their street-network character since 1975.