Riobamba in context: Street-network sprawl trends

Riobamba in context

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
RiobambaChimborazo (Region)Ecuador (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Riobamba plotted against Chimborazo and Ecuador. The SNDi of new construction in Riobamba peaked in 1976-1990, compared to Chimborazo which peaked in 1976-1990 and Ecuador which followed a zig-zag trend with an overall decrease. Most recently, Riobamba's incremental SNDi fell from 2.26 to 1.88 between 1991-2005 and 2006-2020. In terms of the aggregate network, Riobamba ranked 1st out of 1 cities in Chimborazo and 10th out of 34 in Ecuador as of 2020.

New Street Additions (2006–2020)

SNDi value
1.88
Rank in Ecuador
3rd of 34
Rank in Chimborazo
1st of 1

Entire Network (Aggregate)

SNDi value
2.15
Rank in Ecuador
10th of 34
Rank in Chimborazo
1st of 1

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

What about similarly populated cities?

1.42.12.83.5<19751976–19901991–20052006–2020SNDi of street additions
1.42.12.83.5<19751976–19901991–20052006–2020SNDi of entire street network
RiobambaAl ManagilVeliky Novgorod

In new street additions, Riobamba and Veliky Novgorod both built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Al Managil fluctuated in its street-construction patterns. For the full network, Riobamba grew more disconnected from 1975 through 1991-2005, then improved, while Al Managil fluctuated in connectivity and Veliky Novgorod became progressively more disconnected.