Manta in context: Street-network sprawl trends

Manta in context

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
MantaManabi (Region)Ecuador (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Manta plotted against Manabi and Ecuador. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Manta's incremental SNDi rose from 2.58 to 2.85 between 1991-2005 and 2006-2020. In terms of the aggregate network, Manta ranked 1st out of 4 cities in Manabi and 16th out of 34 in Ecuador as of 2020.

New Street Additions (2006–2020)

SNDi value
2.85
Rank in Ecuador
17th of 34
Rank in Manabi
2nd of 4

Entire Network (Aggregate)

SNDi value
2.45
Rank in Ecuador
16th of 34
Rank in Manabi
1st of 4

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

What about similarly populated cities?

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
MantaKumbaVitoria da Conquista

While Kumba and Vitória da Conquista both built increasingly disconnected streets over time, Manta fluctuated in its street-construction patterns in new street additions. For the full street network, though, all three cities follow the same trend. Manta and Kumba have been growing further apart in their street-network character since 1975.