Piatra Neamț in context: Street-network sprawl trends

Piatra Neamt in context

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
Piatra NeamtNeamt (Region)Romania (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Piatra Neamț plotted against Neamț and Romania. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Piatra Neamț's incremental SNDi rose from 4.01 to 4.86 between 1991-2005 and 2006-2020. In terms of the aggregate network, Piatra Neamț ranked 1st out of 1 cities in Neamț and 21st out of 29 in Romania as of 2020.

New Street Additions (2006–2020)

SNDi value
4.86
Rank in Romania
15th of 29
Rank in Neamț
1st of 1

Entire Network (Aggregate)

SNDi value
3.0
Rank in Romania
21st of 29
Rank in Neamț
1st of 1

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
Piatra NeamtNinghuaChaman

In new street additions, Piatra Neamț built increasingly disconnected streets over time, while Ninghua built increasingly disconnected streets from 1975 through 1976-1990, then improved and Chaman built increasingly connected streets over time. For the full network, Piatra Neamț became progressively more disconnected, while Ninghua grew more disconnected from 1975 through 1991-2005, then improved and Chaman became progressively more connected. Notably, Piatra Neamț had a more sprawly network than Ninghua in 1975 but the two have since reversed their relative ranking.