3 ms·
In France they use ballasted track for their high speed trains. Even the newest tracks. With daily operational speeds up to 320 km/h, and with some tracks rated
by fransje26 3y ago
In France they use ballasted track for their high speed trains. Even the newest tracks. With daily operational speeds up to 320 km/h, and with some tracks rated for speeds up to 350 km/h.
- giraffe_lady 3y agoIt's not impossible just has different tradeoffs. IIRC lower upfront cost but higher long-term maintenance. Also idk I just lived next to a tgv line for a few years but it's loud as a fucking jet even dug into the channels they use around residential areas.
- bobthepanda 3y agoNoise reduction techniques sometimes channel or reflect noise instead of absorbing it, so it is only quieter for some people in some areas and louder for others.