The content of this paper is a compilation of the results and findings of several working groups comprising business and legal experts of IMs/ABs/C-OSSs and applicants. The new process described (TTR) introduces a new approach to capacity management. Existing process components have been streamlined and improved, and some innovative process components and products newly created to fully cover all market requirements.

The document consists of the following content:

  • Main document
  • Annex 1 "Process description of long-term & advanced planning"
  • Annex 1.1 Example of a capacity model on a defined line with details (part of the main document)
  • Annex 1.2 “Capacity announcement management” (part of the main document)
  • Annex 2 "Minor/major changes to the path request/applicant’s modification to the allocated path" (part of the main document)
  • Annex 3 "Definition of roles (including responsibilities and tasks)" 
  • Annex 4 "Process diagrams"
  • Annex 5 "Practice-related use cases"
  • Annex 6 "Use cases related to path modifications"  (part of the main document)
  • Annex 7 “Allocation guidelines for conflicting capacity announcements and requests” (part of the main document)
  • Annex 8abc "Roadmap to Capacity Strategy, Model and Supply (including minimum requirements)"
  • TCRs in TT - results of the project, which is planned to be incorporated into the main document during 2021

Please, note that the TTR process description is a working document and is expected to be subject to changes based on the experience gathered through the pilots and outputs of the TTR working groups.

The project manager in charge of the document: Daniel Haltner

In order to place a question or comments to the document, please use the commenting function below. 


Document Title
Information modified
Last update
Next update (expected)
Description of the Redesigned Timetabling Process
02.07.2020 - 15:26
Definition of roles in TTR
10.11.2020 - 12:35
Process diagram Cap. Strategy & Cap. Model
07.05.2020 - 11:41
Process diagram ATT & RP requests
23.06.2020 - 16:56
Process diagram RP – subsequent TT period
07.05.2020 - 11:44
Process diagram path modification
07.05.2020 - 11:45
Process diagram path alteration
07.05.2020 - 11:45
Process diagram path cancellation
07.05.2020 - 11:46
Process diagram feasibility study
02.07.2020 - 15:29
Practice related use cases
07.05.2020 - 11:46
Handling Temporary Capacity Restrictions in Timetabling - Process
18.12.2020 - 13:03
Roadmap to Capacity Strategy (including minimum requirements)
12.01.2021 - 17:54
Roadmap to Capacity Model (including minimum requirements)
12.01.2021 - 17:55
Roadmap to Capacity Supply (including minimum requirements)
12.01.2021 - 17:55