ERA Standards Intelligence
AI-powered query across ERA/TSI/ERTMS, EN 50xxx, EU Regulations, UIC
leaflets, and national railway standards from across Europe
(RATO, JÄRNVÄG, AEG/EBO, RFI, Network Rail, Arrêtés, Bane NOR…).
Every answer cites the exact section number, table reference, or figure.
118 standards · 20,158 indexed clauses · 13 European jurisdictions
SAMPLE QUERY What are the minimum curve radius requirements for high-speed lines in Finland?
For high-speed lines (≥ 250 km/h), TSI-INF specifies a minimum curve radius of
6,000 m on main running lines1.
RATO-2 §4.3 additionally requires that cant deficiency must not exceed
130 mm for passenger rolling stock2, and on Finnish
secondary tracks a reduced minimum of 300 m may apply with appropriate speed
restrictions3.
[1] TSI-INF · §4.2.4.2
Minimum radius of horizontal curves
Regulation (EU) 2016/797 · p. 42
[2] RATO-2 · §4.3
Cant and cant deficiency limits
🇫🇮 Finnish Transport Agency · 2019 · p. 18
[3] RATO-2 · §6.1
Secondary track geometry relaxations
🇫🇮 Finnish Transport Agency · 2019 · p. 31