1. HIGHT SPEED LINE MAINTENANCE

2. Madrid-Sevilla Line:1992 Madrid-Lleida Line: 2003 Maintenance Bases Infrastructure, Track, Catenary and Power Supply. Control Trafic Technical Points Dirección General de Planificación de Capacidad y Mantenimiento de Infraestructura

3. Dirección General de Planificación de Capacidad y Mantenimiento de Infraestructura PRINCIPALES INSTALACIONES MANTENIDAS. Madrid-SevillaMadrid-Lleida Track Km. 1.011,7905 Power Supply 129 Installed Power (Kw.) 500.0001.020.000 Tunnels 17 (16,03 Km.)26 (21,8 Km.) Bridges 31 (95 Km.)84 (25,93 Km.) Electronic Interlockings 1013 Fixed Network Comunication and GSM-R 470481 Digital Switch Board 3423 Data Line 282 Optic Fibre Km. 9571924

4. Dirección General de Planificación de Capacidad y Mantenimiento de Infraestructura MAINTENANCE. Previous Considerations. Externalized services (Sector Companies) Shared responsability Managed by ADIF. Planification. Direction. Control. Organized by specialities. Infrastructure and Track. Control Trafic and Signalling. Energy System and Telecomunication. Distributed by funcionals and geografics areas. Maintenance bases. Quality Maintenance Indexes. Generals : Reliability Availability Who, How, When, Where

5. Dirección General de Planificación de Capacidad y Mantenimiento de Infraestructura INFRASTRUCTURE and TRACK. Requirements: High level of track quality. Reduced speed limitations ( in number and time) Limit maximun number of faults (in case of switch points). Maintenance : Infrastructure, Track, Switch points and crossing. Infrastructure Maintenance. General Control Report. Recomendation. Actions: Correctives Make a careful study. Evaluation Particular chase or Inmediate or programmed correction action. Track Maintenance (I). Quality of track geometry. Acording to condition Right working of elements. Inspección and control system.

6. Geometric examination. Track dinamic examination. Ultrasonic testing. Examination of wavy wear. Run in cab or walking Inspection and control systems Normal level Alert level Critic level Clasification of results Geometry re-setting. Rail grinding. Replacement. Tightening of srews. Actions (preventives or correctives) Dirección General de Planificación de Capacidad y Mantenimiento de Infraestructura Track Mantenance (II):

7. Acording to condition. Trak examinations. Specific controls. Turnout revisions. INSTALLATIONS (I): Trafic Control, Energy and Comunication Maintenance classes: Preventive. Predictive. Corrective. 24 h reliability of service. Comunication. Acording to importance: Priority 1: Inmediate action Priority 2: Programmed work Work on Protocols : Periodicity Evolution. Reduce sistematic dismantle of equipment. Simplify procedure. Reduce failure rate. PREVENTIVE Objects: Diagnosis Failure risk evaluation. Intervention programmed. No reliability time reduction. PREDICTIVE CORRECTIVE Dirección General de Planificación de Capacidad y Mantenimiento de Infraestructura Switch points and crossing Maintenance.

8. Catenary : 3 bases + 2 sub-bases Preventive : night from 0 h. to 4h30’. Predictive : On sight Inspection. Geometric examination. Dinamic examination. Study and analys of problems Power Supply : External personal be engaged in exclusivity Inspection on sight. Thermografic inspection. Medidas de sincronismo. Noise and vibrations. Lubricants, oils, etc. Analys. Maintenance predictive INSTALLATIONS (II). Maintenance technical points: Madrid-Sevilla: 9. Madrid-Lleida: 12. Controlling. Out of order elements. Stock. Equipment, tools. Personal turns. Administratives functions. Trafic Control Inst. : Centers : Madrid-Sevilla: 3. Madrid-Lleida: 4. External agents. Integrated systems Telecomunications : Energy Installations : Dirección General de Planificación de Capacidad y Mantenimiento de Infraestructura

9. RESULTS Madrid-Sevilla Line (I) QN1 index. Turnout reliability index. Dirección General de Planificación de Capacidad y Mantenimiento de Infraestructura Examination date

10. Maximun time added by track restrictions Installations faults evolution RESULTS Madrid-Sevilla Line (II). Dirección General de Planificación de Capacidad y Mantenimiento de Infraestructura

11. Trains AVE : Regularity evolution and number of trains (Punctuality : object 3 Min.) Dirección General de Planificación de Capacidad y Mantenimiento de Infraestructura *