TY - DATA AU - Ushida,Tomoki ED - International Gas Union, IGU ED - World Gas Conference (22nd. : 2003 jun 1-5 : Tokyo) ED - International Gas Union, IGU TI - Examination of aged civil structure of LNG terminal facilities U1 - CD I249 1 0013788 N1 - Disponible en CD en formato PDF N2 - Transcripción del abstract original del autor: This paper describes the establishment of more reasonable maintenance management methods of aged concrete structures in LNG terminals of Osaka Gas through the systematic inspections of our terminals, deterioration progress deterioration prediction, and study of deterioration countermeasure criteria. Specifics of maintenance management such as the concept of maintenance management, specific practice methods for inspection, countermeasures etc. are gathered in the "Maintenance Management Manual". It has also established the "Maintenance Management System" based on a database, deterioration prediction system, and life-cycle cost optimization system. Especially, achieving a long-term maintenance management plan has become possible by the adoption of the life cycle optimization system ER -