Railways Research Foundation RAILWAYS EXPERTISE CENTER RAILWAY TECHNOLOGIES

Railways Research Foundation RAILWAYS EXPERTISE CENTER RAILWAY TECHNOLOGIES Technical Innovations for High Speed Infrastructures Research and Technical Development Projects www. fcaminoshierro. com fundacioncdh@fundacioncdh. com

ARTIFICIAL BALLAST Æ Technological innovation fields q Track component; new materials Æ Short description q It´s a new material, industrially manufactured, that combines the advantages of the granular ballast (adaptability to trackway, able to be tamped, …) with the features of an artificial product (features according to design, quality control, …) for the trackbed. Æ Fields of application q Railway trackbed for high performance, low maintenance conditions lines needs or extreme Æ Current development status q Initial research completed (2008 - 2012, Spanish National R&D Program) Æ Next stages and opportunities q Research and technical development q Prototype detailed design, manufacturing and pilot installation

HIGH SPEED VIADUCTS HEALTH MONITORING Æ Technological innovation fields q Intelligent infrastructures; high speed viaducts behavior; high performance structures monitoring Æ Short description q Centralized monitoring system for the long term high speed viaducts behavior setter understanding and control, autodiagnosys and optimized maintenance programing and management Æ Fields of application q Railway bridges and viaducts efficient management; q High speed structures optimized design maintenance; Æ Current development status q Initial research completed (2010 - 2011, "Viadintel" Spanish National R&D Program) q Final research and prototype development (2011 - 2013, "Viadintegra" Spanish National R&D Program) Æ Next stages and opportunities q Final prototype improvement and adjustments q Pilot application program infrastructure asset

OPTIMUM SPEED. HIGH SPEED SYSTEM OPERATION Æ Technological innovation fields q High speed system operational features; operational speed simulation and models; technological prospective Æ Short description q Theoretical approach to the optimum speed of the high speed as a system according to the technological capabilities and social requirements and simulations and models to determine optimum operational speed for real lines Æ Fields of application q High speed lines planning and design; high speed networks operation Æ Current development status q Initial research completed (2011 - 2012, UIC, International Railway Association) q Very high speed. Very long distance. Research study (2012 - 2013, UIC, International Railway Association) Æ Next stages and opportunities q Results and new models application

TRACKWAY STIFFNESS AND LONG TERM PERFORMANCE Æ Technological innovation fields q Railway infrastructure behavior; track and grade advanced models Æ Short description q Keeping an accurate leveling of the rails is a critical main requirement for an efficient high speed line operation and maintenance. In this phenomenon the subgrade and the track are directly involved in an integrated manner. Methodology based on advanced models is developed to describe, analyze and better understanding the behavior and influence of the subgrade in the long term evolution as the track support Æ Fields of application q New high performance railway design; railway infrastructure efficient maintenance Æ Current development status q Concept layout and first research completed (2009 - 2012, FCH Research Program) Æ Next stages and opportunities q Advanced model development; application criteria definition

HIGH SPEED RAILWAY VIADUCTS TRACK – DECK INTERACTION Æ Technological innovation fields q Integrated system behavior; technical interfaces optimization Æ Short description q Methodology and calculation models to optimize the high speed type selection based on a proper and integrated track-structure performance and an accurated and efficient structure design Æ Fields of application q High speed railway bridges and viaducts types optimized selection; q High speed structures optimized design; track design Æ Current development status q Methodology and usual typologies models available (2008 - 2012 FCH Research Program) Æ Next stages and opportunities q Complex viaduct models development q Methodology application

INCREMENTAL AND HIGH SPEED STRUCTURES. DYNAMIC VALIDATION SYSTEM Æ Technological innovation fields q High speed structures dynamic behavior; viaduct dynamic advanced models Æ Short description q Methodology and equipment to accurately assess the dynamic performance of railway structures: technical dynamic validation of new high speed bridges and viaducts, testing current structures to increase operational speeds and long term bridges and viaducts maintenance Æ Fields of application q High speed bridges and viaducts optimized design and validation q Incremental speed lines structures assessment and improvement q Railway bridges and viaducts efficient maintenance Æ Current development status q Concept layout completed (2011 - 2012, FCH Innovation Program) q Technical and economical feasibility study in progress Æ Next stages and opportunities q Models completion, hardware prototype design, implementation and calibration

VERY HIGH SPEED LINES. DESIGN TECHNICAL REQUIREMENTS Æ Technological innovation fields q Trackway, structures and track components new requirements for very high speed lines Æ Short description q Set of technical requirements and methodologies oriented to design new railway infrastructures for very high speed long term operation Æ Fields of application q New high speed infrastructures design Æ Current development status q Initial research layout completed (2011 - 2012 Adif , new high speed lines design) Æ Next stages and opportunities q Independent components special design requirements definition and application