SHOTCRETE CAPTURE MEMBER FOR TUNNEL CONSTRUCTION

• Main Authors: SAITO KENGO, YOSHIKAWA KAZUO, OGIBATA KUNIHITO, HOSODA YUSUKE, FUJII KENGO, NAGAI KENSAKU, HAYAKAWA KENJI, CHIBA YOHEI
• Format: Patent
• Language: English; Japanese
• Published: 07.02.2024
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

To quickly integrate a ground excavation surface and an arch support during tunnel construction.SOLUTION: A shotcrete capture member 10 is provided in a gap 5 between an earth excavation surface 2a of a tunnel 1 and an outer peripheral surface 3a of an arch support 3. A capture body 11 of the shotcr...