ICC Soils Certification test | Questions with 100 % correct Answers | Verified

well-graded, clean gravels; gravel-sand mixes - GW Poorly graded clean gravels; gravel-sand mixes - GP silty gravels; poorly graded gravel-sand mixes - GM Clayey gravels; poorly graded gravel-and-clay mixes - GC well graded clean sands; gravel-sand mixes - SW poorly graded clean sand; sand-gravel mixes - SP Silty sands; poorly graded sand-silt mixes - SM Sand-silt clay mix with plastic fines - SM-SC Clayey sands; poorly graded sand-clay mixes - SC Inorganic silts and clayey silts - ML Mixture of inorganic silt and clay - ML-CL Inorganic clays of low to medium plasticity - CL Organic silts and silt clay, low plasticity - OL inorganic clayey silts, elastic silts - MHInorganic clays of high plasticity - CH organic clays and silt clays - OH Types of slope stability - Drainage slope reduction or flattening structural solutions chemical stabilization what would stabilize a slope that has been effected by seepage water? how does this improve slope stability? - Sub- drainage, decreases the saturation of the slope when a slope begins at vertical cut what is done to stabilize the slope? - removing the upper portions or head of the slope or landslide is the frequently employed technic for reducing the driving forces that cause the failure to occur what are red lights on a site? - low bearing capacity settlement existing uncontrolled fill slope stability dangerous seismic conditions frost heave constructabilty- piers or piles proposed significate cut or fill groundwater problems