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[VI-1259] Study of Maintenance Management Methods in Abo Tunnel -Preparation of Maintenance Management Manual -

*Ryota Sano¹, Takeharu Tajiri¹, Koki Maeda², Yoshiyuki Shigeta² (1. Central Nippon Expressway Co., Ltd., 2. PACIFIC CONSULTANTS CO., Ltd.)

Keywords:

Abo Tunnel,mountain tunnel,maintenance,reinforcement measures,manual

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