Seminar on Engineering and Geological Problems in Tunnelling |
Contents
Vibration Problems during Tunnelling in Rock | 33 |
Construction Problems in Malaprabha Tunnel | 47 |
Seismic and Nuclear Logging of Boreholes for Studying | 63 |
7 other sections not shown
Common terms and phrases
adit Balimela head race basalts BEAS SUTLEJ LINK beds biotite bore hole breccia cavity charnockite claystone closure collapse concrete lining construction crown crushed Darjeeling district depth diameter distance dyke elasticity Engineering Geology excavation existing tunnel explosions fault flow foliation forepoles Geological Survey GEOPHONE gm/cc gneisses gneissic granite ground grouting head race tunnel HIMACHAL PRADESH horizontal HYDEL PROJECT installed Jaldhaka joints Koyna located logging m/sec major Malabar Hill maximum method metres muck nala neutrons observed overbreak particle displacement particle velocity pattern phyllites portal portion pressure quartzite reach ribs rock cover rock formations rock loads rock mass rock types roof schist seepage seismic shear zones shotcrete shows siltstone slates spacing steel supports strata structure surface surge shaft Survey of India Sutlej SUTLEJ LINK PROJECT technique terrace deposits thickness thrust tunnel alignment tunnel length tunnelling condition upto vertical vibrations Young's Modulus