2. Constitution of the track
An essential component of the infrastructure, the track comprises four fundamental elements:
the roadbed, the interface between the track itself and the ground;
rails and sleepers ;
ballast.
2.1 Platform
The subgrade is the developed land on which the track rests, meeting two main criteria :
the geotechnical nature of the soil: granularity, hardness,...
Exclusive to subscribers. 97% yet to be discovered!
Already subscribed? Log in!
Constitution of the track
Track layout
Article included in this offer
"Public works and infrastructure"
(
88 articles
)
Updated and enriched with articles validated by our scientific committees
A set of exclusive tools to complement the resources
Bibliography
Exclusive to subscribers. 97% yet to be discovered!
Already subscribed? Log in!
