Catbalogan in context: Street-network sprawl trends

Catbalogan in context

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
CatbaloganSamar (Region)Philippines (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Catbalogan plotted against Samar and Philippines. The SNDi of new construction in Catbalogan peaked in 1991-2005, compared to Samar which peaked in 1976-1990 and Philippines which rose steadily. Most recently, Catbalogan's incremental SNDi fell from 5.33 to 4.34 between 1991-2005 and 2006-2020. In terms of the aggregate network, Catbalogan ranked 1st out of 2 cities in Samar and 13th out of 114 in Philippines as of 2020.

New Street Additions (2006–2020)

SNDi value
4.34
Rank in Philippines
11th of 114
Rank in Samar
2nd of 2

Entire Network (Aggregate)

SNDi value
3.66
Rank in Philippines
13th of 114
Rank in Samar
1st of 2

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
CatbaloganWelkiteBeachwood

While Welkite and Beachwood both built increasingly disconnected streets over time, Catbalogan built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. For the full street network, though, all three cities follow the same trend. Catbalogan and Beachwood have been converging in their street-network character since 1975.