... characterization tunnel lining wenchuan earthquake momentum structural geology rail transportation longmen mountain railway tunnel corrugated steel technology 15th ISRM Congress 2023 & 72nd Geomechanics Colloquium. Schubert & Kluckner (eds.) © ÖGG Study on anti-dislocation measures for railway tunnels...

.... Grease can also be added on the bolt to debond it, before grouting it in the sample tube using Dupont Fasloc Resin (so-called Coneloc). rock bolt dynamic testing loading curve displacement cone bolt testing apparatus cone displacement metals & mining support system momentum...

... of 2.5*2.5 m with length of 4 m is suggested. By using FLAC package final lining with paying attention to axial force and momentum in reinforced concrete was designed. Reinforced concrete with 60 cm thickness and two rows of bars, 18 mm diameter and 20 cm spacing are designed. Also for preventing cracks...