Germany-Bonn: Research And Development Services And Related Consultancy Services./ Ii.1.1) Title Of The Contract: Research Project - Dzsf - Framework Conditions, Processes And Planning Tools For Capacity-Optimized Construction And Maintenance Measures In The Existing Network Reference Number Of The Announcement: 111vb/012-0099#006./ The Increase In Investments In The Rail Infrastructure That Has Already Begun And Is Still Planned Will Lead To A Significant Increase In Construction Activities In The Existing Network As Well. Unfavorably Coordinated Construction Measures Are Already Leading To Considerable Capacity Losses. For Example, Routes Are Closed For Planned Construction Work, Although The Materials Or Machines Required For This Are Not Available At All. A Stronger Bundling Of Individual Measures Can Reduce Restrictions And Capacity Losses. Here, A Timely Gain In Knowledge Is Necessary In Order To Be Able To Optimally Use The Potential And Implement Improved Coordination Processes