Anuradhapura in context: Street-network sprawl trends

Anuradhapura in context

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
AnuradhapuraSri Lanka (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Anuradhapura plotted against Sri Lanka. Both Anuradhapura and Sri Lanka follow the same trend. Most recently, Anuradhapura's incremental SNDi rose from 3.94 to 6.72 between 1991-2005 and 2006-2020. In terms of the aggregate network, Anuradhapura ranked 6th out of 21 in Sri Lanka as of 2020.

New Street Additions (2006–2020)

SNDi value
6.72
Rank in Sri Lanka
14th of 21

Entire Network (Aggregate)

SNDi value
2.87
Rank in Sri Lanka
6th of 21

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

What about similarly populated cities?

234567<19751976–19901991–20052006–2020SNDi of street additions
234567<19751976–19901991–20052006–2020SNDi of entire street network
AnuradhapuraEl MoshaEwa Beach

In new street additions, Anuradhapura built increasingly disconnected streets over time, while El Mosha fluctuated in its street-construction patterns and Ewa Beach fluctuated in its street-construction patterns. For the full network, Anuradhapura became progressively more disconnected, while El Mosha fluctuated in connectivity and Ewa Beach became progressively more connected. Anuradhapura and El Mosha have been growing further apart in their street-network character since 1975.