付録A． 地すべりに関する基本情報

1 59.. (factor of safety) .. 1 . 1 . 6 . (swelling soils) . 1 .. (expansive soils) .. (borehole) . 3 . (zonation) .. 2 2 .. 3 .. (geomorphology) .. 3 .. (geophysical studies) .. 3 . (geologic hazard) .. 3 . (geologic map) .. 3 . (subsidence) .. 3 . (sag pond) . 3 .. (debris basin) catch basin .. 3 . (alluvial fan) .. 3 .. 60. (perched ground water) . 3 .. (mudflow) . 60 3 . DEM (Digital Elevation Model) DEM .. (delta-front landsliding) .. (electronic distance meter) EDM . 10 . 1 . (soil mechanics) . 3 .. (drawdown) .. 3 .. DTM (Digital Terrain Model) . 3 .. (liquefaction) . 4 . (weathering) .. 4 . (bedrock) . 3 .. (rock mechanics) .. 3 . (lithology) . 3 .. GIS (Geographic Information System) .. (GIS) . 3 . (strainmeter) .. 3 .. (tensile stress) . 3 . (colluvium) . 2 . (surficial geology) . 3 . 61. (landslide dam) . 3 . (landslide inventory maps).

2 4 . (landslide susceptibility map) .. 5 .. (landslide hazard map) .. 5 .. (landslide risk map) .. (sea cliff retreat) . 3 .. (subaqueous (submarine) landslide) .. 3 . (pore-water pressure) .. 2 . (pore water, or interstitial water) . 3 . (relief) . 3 . (weathering, mechanical) .. 4 . (quick clay) . 3 . (mudslide) .. 5 . (stress) .. (piezometer) . 3 .. (lahar) .. 62.. 3 . (loess) . 30m . 3 .. (risk) .. 4 . (weathering, differential) .. (check dam) .. 2 . (sturzstroms) (fall stream) .. 100km/hr km . 3 .. (shear) . 3 .. (epicenter) . 3 . (extensometer) 3 . (seepage) .. 2 . (geodesic/geodetic measurements) . (bedding surface/plane) .. 3 . (hydraulic) .. (hydrology) 3 . (slurry) . 3 . (reconnaissance geology/mapping) .. 2 . (mitigation) . 5 .. (fracture) . 3 . 63.. 1. Creath, , 1996, Homebuyers' guide to geologic hazards: An AIPG issues and answers publication: Department of Natural Resources, Colorado Geological Survey, Miscellaneous Publication (MI) , 30.

3 P. 2. Chatwin, , Howes, , Schwab, , and Swaston, , 1994, A guide for management of landslide-prone terrain in the Pacific Northwest, 2d edition: Research Branch, Ministry of Forests, Province of British Columbia, Victoria, British Columbia, Crown Publications. 3. Jackson, Julia A., ed., 1997, Glossary of geology, fourth edition: Prepared by the American Geological Institute, Alexandria, Virginia, USA, Doubleday. 4. Jochim, Candice L., Rogers, William P., Truby, John O., Wold, Robert L., Jr., Weber, George, and Brown, Sally P., 1988, Colorado landslide hazard mitigation plan: Department of Natural Resources, Colorado Geological Survey Bulletin 48. 5. Shelton, David C., and Prouty, Dick, 1979, Nature's building codes, geology and construction in Colorado: Department of Natural Resources, Colorado Geological Survey Special Publication , 72 p.

4 6. Turner, A. Keith, and Schuster, Robert L., 1996, Landslides--- Investigation and mitigation:: National Research Council, Transportation Research Board, Special Report 247, National Academy Press, Washington, , 673 p. 64.. Crown Crown cracks Original ground surface Main scarp Head . Minor scarp Surface of rupture Right flank Main body Transverse cracks . Toe of surface of rupture Transverse ridges Radical cracks . Toe Foot Surface of separation . A1 Varnes (1978) 43 . (surface of separation) . (top) . (main body) .. (displaced material) .. (main scarp) .. (crown) . (foot) . (toe) . (original ground surface) . (minor scarp) . (depletion) . 65. (zone of depletion) . (depleted mass) . (surface of rupture) .. (toe of surface of rupture) .. (tip) . (flank) .. (accumulation) .. (zone of accumulation) . (head) .. 1. Cruden, , 1993, The multilingual landslide glossary: Richmond, British Columbia, Bitech Publishers, for the IUGS Working Party on World Landslide Inventory in 1993.

5 2. Varnes, , 1978, Slope movement types and processes, in Schuster, , and Krizek, , eds., Landslides--- Research Board Special Report 176, National Research Council, Washington, , 66.. 67.. 9, 3, 45 . 68.