Article | REF: TRP3050 V1

Railroads - Components, construction and maintenance

Author: Pierre CHAPAS

Publication date: November 10, 2012

You do not have access to this resource.
Click here to request your free trial access!

Already subscribed? Log in!


Français

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, weatherability and organic content ;

  • ...

You do not have access to this resource.

Exclusive to subscribers. 97% yet to be discovered!

You do not have access to this resource.
Click here to request your free trial access!

Already subscribed? Log in!


The Ultimate Scientific and Technical Reference

A Comprehensive Knowledge Base, with over 1,200 authors and 100 scientific advisors
+ More than 10,000 articles and 1,000 how-to sheets, over 800 new or updated articles every year
From design to prototyping, right through to industrialization, the reference for securing the development of your industrial projects

This article is included in

Public works and infrastructure

This offer includes:

Knowledge Base

Updated and enriched with articles validated by our scientific committees

Services

A set of exclusive tools to complement the resources

Practical Path

Operational and didactic, to guarantee the acquisition of transversal skills

Doc & Quiz

Interactive articles with quizzes, for constructive reading

Subscribe now!

Ongoing reading
Constitution of the track