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I <br /> r <br /> GRADATION TERMS ACRONYMS AND ABBREVIATIONS — <br /> I <br /> Poorly Graded Narrow range of grain sizes present or,within ATD At Time of Drilling <br /> the range of grain sizes present,one or more Diam. Diameter <br /> sizes are missing(Gap Graded). Meets Elev. Elevation <br /> criteria in ASTM D2487,if tested. ft. Feet <br /> Well-Graded Full range and even distribution of grain sizes i <br /> present. Meets criteria in ASTM D2487,if FeO Iron Oxide <br /> tested. gal. Gallons <br /> CEMENTATIONHoriz. Horizontal ' <br /> TERMS' , <br /> HSA Hollow Stem Auger <br /> Weak Crumbles or breaks with handling or slight I.D. Inside Diameter <br /> finger pressure. <br /> Moderate Crumbles or breaks with considerable finger in. Inches <br /> pressure. lbs. Pounds <br /> I Strong Will not crumble or break with finger <br /> pressure. Mg0 Magnesium Oxide <br /> mm Millimeter <br /> PLASTICITY2 Mn0 Manganese Oxide <br /> APPROX. NA Not Applicable or Not Available ff <br /> PLASITICITY NP Nonplastic <br /> DESCRIPTION VISUAL-MANUAL CRITERIA INDEX <br /> RANGE O.D. Outside Diameter <br /> Nonplastic A 1/8-in.thread cannot be rolled <4 OW Observation Well <br /> 1 at any water content. pcf Pounds per Cubic Foot <br /> Low A thread can barely be rolled and 4 to 10 <br /> a lump cannot be formed when PID Photo-Ionization Detector <br /> drier than the plastic limit. PMT Pressuremeter Test <br /> Medium A thread is easy to roll and not 10 to 20 <br /> ppm Parts per Million r <br /> I <br /> • much time is required to reach psi Poundsper Square the plastic limit. The thread p q are Inch l <br /> cannot be rerolled after reaching PVC Polyvinyl Chloride <br /> the plastic limit. A lump rpm Rotations per Minute <br /> crumbles when drier than the <br /> plastic limit. SPT Standard Penetration Test <br /> High It takes considerable time rolling >20 USCS Unified Soil Classification System <br /> and kneading to reach the plastic q„ Unconfined Compressive Strength <br /> limit. A thread can be rerolled <br /> several times after reaching the VWP Vibrating Wire Piezometer <br /> plastic limit. A lump can be Vert. Vertical <br /> formed without crumbling when WOH Weight of Hammer <br /> drier than the.lastic limit. <br /> WOR Weight of Rods <br /> ADDITIONAL TERMS Wt. Weight <br /> I <br /> Mottled Irregular patches of different colors. <br /> Bioturbated Soil disturbance or mixing by plants or <br /> STRUCTURE TERMS' <br /> animals. Interbedded Alternating layers of varying material or <br /> color with layers at least 1/4-inch thick; <br /> ' Diamict Nonsorted sediment;sand and gravel in silt singular:bed. <br /> Laminated <br /> and/or clay matrix. Alternating layers of varying material or <br /> color with layers less than 1/4-inch thick; <br /> Cuttings Material brought to surface by drilling. singular:lamination. <br /> Fissured Breaks along definite planes or fractures <br /> ISlough <br /> Material that caved from sides of borehole, with little resistance. <br /> Slickensided Fracture planes appear polished or <br /> Sheared Disturbed texture,mix of strengths. glossy;sometimes striated. <br /> Blocky Cohesive soil that can be broken down <br /> I <br /> PARTICLE ANGULARITY AND SHAPE TERMS' into small angular lumps that resist further <br /> breakdown. <br /> Angular Sharp edges and unpolished planar surfaces. Lensed Inclusion of small pockets of different <br /> soils,such as small lenses of sand <br /> N Subangular Similar to angular,but with rounded edges. scattered through a mass of clay. <br /> FI <br /> Homogeneous Same color and appearance throughout. <br /> o Subrounded Nearly planar sides with well-rounded edges. <br /> Rounded Smoothly curved sides with no edges. <br /> a Flat Width/thickness ratio>3. South Terminal Wharf <br /> I <br /> csi <br /> Elongated Length/width ratio>3. Upgrades for RO/RO <br /> Port of Everett,Washington <br /> N <br /> ' 'Reprinted,with permission,from ASTM D2488-09a Standard Practice for <br /> ; Description and Identification of Soils(Visual-Manual Procedure),copyright ASTM ®IL DESCRIPTION <br /> Co International,100 Barr Harbor Drive,West Conshohocken,PA 19428. A copy of AND LOG KEY <br /> the complete standard may be obtained from ASTM International,www.astm.org. <br /> o <br /> U'-. 2August 2014 21-1-21962-003 <br /> I <br /> z Adapted,with permission,from ASTM D2488-09a Standard Practice for <br /> E <br /> • Description and Identification of Soils(Visual-Manual Procedure),copyright ASTM <br /> 02 <br /> m- International,100 Barr Harbor Drive,West Conshohocken,PA 19428. A copy of SHANNON &WILSON, INC. FIG. A-1 <br /> N the complete standard may be obtained from ASTM International,www.astm.org. Geotechnical and Environmental Consultants Sheet 3 of 3 <br />