Course detail

Railway Structures 2

FAST-BN002Acad. year: 2024/2025

Subdivision and construction of rail substructure and its construction layers – basic terms. Ballast bed and formation – bearing capacity, stress distribution, types and design of railway substructure, construction layers.
Construction and shape of earth formation, earth formation drainage, diagnostic methods and assessment, failures and repair works. Earth formation – embankments, cuttings and combinations, earth formation slope and its protection
Geological and geophysical prospecting, repairing works, diagnostic methods, improving of bearing capacity and stability of railway earth formation
Railway superstructure, structure development, rails, rail joints, sleepers, ballast bed, rail fastening systems.
Construction of continuous welded rail, rail welding methods, continuous welded rail maintenance.
Switches and crossing, types, turnout parts. Terms, geometry of set of switches and common crossings. Manufactured types and notation.
The single turnout, stock rail, switch rail (blade), common and crossings, sleepers, fastenings systems. Operating and locking systems. Crossings and slip points.
Turnout collections. Cross overs, connection of parallel track.

Language of instruction

Czech

Number of ECTS credits

5

Mode of study

Not applicable.

Guarantor

doc. Ing. Otto Plášek, Ph.D.

Department

Institute of Railway Structures and Constructions (ZEL)

Entry knowledge

Soil mechanics, stability analysis of slope, earth pressures, soil compaction, improvement of soil properties, stabilization.
Strength and elasticity of materials, basic principles of structural mechanics.
Railway track design and subdivision and construction of rail substructure and its construction layers

Rules for evaluation and completion of the course

Extent and forms are specified by guarantor’s regulation updated for every academic year.

Aims

The objective of the subject is to introduce students to the problems of Construction and shape of earth formation, railway superstructure and subdivision and modern railway structure design and to practise acquires knowledge and skills.
A student acquires skills in construction and shape of earth formation, railway superstructure and subdivision and modern railway structure design.

Study aids

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

SŽ S4 Železniční spodek. Praha: Správa železnic, státní organizace, 2020. (CS)
IŽVOLT, Libor a Stanislav HODÁS. Projektovanie, stavba, rekonštrukcia a modernizácia železničných tratí a staníc. Žilina: EDIS, 2020. ISBN 978-80-554-1703-5. (SK)
IŽVOLT, Libor. Železničný spodok: namáhanie, diagnostika, navrhovanie a realizácia konštrukčných vrstiev telesa železničného spodku. V Žiline: Žilinská univerzita, 2008. ISBN 978-808-0708-023. (SK)
PLÁŠEK, Otto, Pavel ZVĚŘINA, Richard SVOBODA a Milan MOCKOVČIAK. Železniční stavby: Železniční spodek a svršek. Brno: Akademické nakladatelství CERM, 2004. ISBN 80-214-2621-7. (CS)
SŽDC S3. Železniční svršek. Správa železniční dopravní cesty, státní organizace: Odbor traťového hospodářství Dlážděná 1003/7 110 00 Praha 1, 2019. (CS)
SŽDC S3/2. Bezstyková kolej. Správa železniční dopravní cesty: Odbor traťového hospodářství Dlážděná 1003/7 110 00 Praha 1, 2013. (CS)

Recommended reading

Not applicable.

Type of course unit

 

Lecture

26 hod., optionally

Teacher / Lecturer

doc. Ing. Otto Plášek, Ph.D.

Syllabus

1. Subdivision and construction of rail substructure and its construction layers – basic terms, types and design of railway substructure. 2. Design of construction layers in compliance with SŽDC S4 regulation, DORNII method, protection against frost. 3. Geosynthetics. Improved and stabilized soils. Earth formation. 4. Earth formation slope and its stability. Protection of embankments and cuts. Earth formation drainage. 5. Diagnostic methods and assessment, failures and repair works. 6. Railway superstructure, structure development, rails. 8. Assembly of rail joints. Sleepers. 9. Construction of continuous welded rail, rail welding methods. Continuous welded rail maintenance. 10. Rail fastening systems. 11. Switches and crossing, types, turnout parts. Terms, geometry of set of switches and common crossings. Manufactured types and notation. 12. The single turnout, stock rail, switch rail (blade), common and crossings, sleepers, fastenings systems. Operating and locking systems. Crossings and slip points. 13. Turnout collections. Cross overs, connection of parallel track.

Exercise

26 hod., compulsory

Teacher / Lecturer

doc. Ing. Otto Plášek, Ph.D.

Syllabus

1. Introduction, specifying of the project of a section of railway track 2. Design of constructive layers and their evaluation according to Railway Infrastructure Administration regulation, DORNII method, frost protection. 3. Earth formation, drainage, walls 4. Drawings, format and content 5. Technical report, consultations 6. Project submitting. Design of track geometry parameters optimization 7. Review of track superstructure components. 8. Jointed rail, assembly of rails in curves. 9. Continuous welded rail 10. Basic dimensions of turnouts. 11. Transformation of turnouts. 12. Crossovers, design of branching into parallel tracks 13. Submitting of calculations, credit.