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� GENERAL NOTES <br /> DRILLING AND SAMPLING SYMBOLS TEST SYMBOLS <br /> r SYA180L DEFlNITIO�I SYMBOL OEFINITION � � <br /> I H5.�1 3 1!4" I.D. Hollow Stem Auger �N \1'ater Content - 96 of Dry��'t. •ASTM D 2216 <br /> _.F.� 4", 6" or iQ" Diameter FliRht AuRer O Dry Density• Pounds Per Cubit Foot . <br /> _HA 2", 4" or 6" Hand AuRer LL, PL liquid and Plastit Limit -ASTM D 4318 <br />`� _DC 2 1/2", 4". 5"or 6" Steel �ri�•e CasinA Additional Insertion3 in Last Column <br /> _.RC Si7.e A, B, or N Rotary CacinR <br /> Pf� Pipe Orill or Cleanout Tuhe Qu Unconfined Comp. Strength•psf-ASTM O 2166 <br /> CS Con�inuous Split Barrel SamplinR Pq Penetrometer Reading•Tons/$quare Foot <br /> � Dti1 DrillinR�4ud ' Ts Torvane Reading•Tons'Square foot <br /> l�v JettinR�Vater G Specific Gravity-ASTM D 854 <br /> SB 2"O.D. Split Barrel $ample $L Shrinkage Limits-ASTM D 427 <br /> _L 2 1/2" or 3 1/2" O.D. 58 Liner Sample OC Orga�ic Content•Combustion Method <br /> 1 SP Swell Pressure-Tons/ uare Foot <br /> _T 2" or 3" Thin��'alled Tube Sample SQ <br /> 3TP 3" Thin\�'alled Tube tPitcher Sampler) PS Percent Swe�l <br /> _TO 2" or 3" Thin �'1'alled Tube (OsterberR Sampler) FS free Swell -Petcent <br /> \Y �1'ach $ample pH Hydrogen lon Content, Meter Method <br /> R Bag Sample SC Sulfate Content- PahslMillion,same as mg/L <br />� P Tect Pit Sample � CC Chloride Content• Parts/Million,same as mg/L <br /> _Q BQ. NQ, or PQ 11�ireline System C• One Dimensional Consolidation-ASTM D 2435 <br /> _X AX. BX, or �X Douhle Tube Barrel Qc' Triaxial Compression <br /> � CR Core Recovery- Percent D.S.' Direct Shear-ASTM D 3080 <br />� NSR No Sample Recovered, clacsification baced on action of K• CoeHicient of Pe�meability•cm/sec <br /> drillinR equipment and/or material noted in drillinR fluid D• �ispersion Test <br /> or on camplinR bit. DH' Double Hydrometer•ASTM D 4221 <br /> r !.�1R No Measurement Rec�rded, primarily due to presence MA• Particte Size Anal�Sis-/�STM D 422 • <br /> I of drillinR or coring Auid. R laboratory Resistivity, in ohm•cm -ASTM G 57 <br /> E• Pressuremeter Deformation Modulus-TSF - <br /> � \Nater L'evel Symbol PM' Pressuremeter Test <br />� VS' Field Vane Shear-ASTM D 2573 <br /> IR• Infiltrometer Test-ASTM O 3385 <br /> RQD Rock Quality Designation'• Percent <br /> I ' See attacfied data sheet or graph <br /> 1 WATER LEVEL <br /> Water levels shown o�the boring logs are the levels measured in the borings at the time and under the conditions indicated.In sand,the indicated <br /> levels may be considered reliable ground water levels.tn clay soil,it may not be possible to determine the ground water level within the normal <br />� time required for test borings,except�vhere lenses or layers of more pervious waterbearing soil are present, Even then,an extended period of <br /> time may be necessary to reach equilibrium.Therefore,the position of the water levgl symbol for tohesive o�mixed texture soils may not indicate <br /> the true level of the ground water table. Perched�•ater refers to water above an impervious layer,thus impeded in reaching the a•ate�table. <br />- The available M•ater le��el information is given at the bonom of the log sheet. <br />, DESCRIPTIVE TERMINOLOGY <br /> �. DENSITY CONSISTENCY Lamination Up to 1/2"thick stratum <br /> TERM "N"VALUE TERM �ayer 1/2" to 6" thick stratum <br /> Very Loose 0•4 . Soh Lens 1/2" to 6" discontinous stratum, pocket <br /> Loose 5-8 Medium Vaived Alternating laminations of clay,silt and/or fine <br /> � Medium Dense 9-15 Rather Stiff grained sand, or colors thereof <br /> Dense 16-30 Stiff Dry Powdery, no noticeable water <br /> Very Dense Over 30 Very Stiff Moist Below saturation <br /> ' Standard "N" Penetration:Blows Per Foot of a 140 Pound Hammer Wet Saturated, above liquid limit <br /> Falling 30 inches on a 2 inch OD Split Waterbearing Pervious soil below watet <br /> Barrel Sampler ' <br /> RELATIVE GRAVEL PROPORTIONS RELATIVE SIZES <br /> CONDITION TERM RANGE Boulder Over 12" <br /> Coarse Grained Soils A little gravel � 2- 14X Cobble 3" - 12" <br /> � : With g�avel 15 -497G • Gravel , <br /> Coarse 314"-3" <br /> Fine Grained Soils . Fine !4-3/4" <br /> 15-299G + No. 200 A little gravel . 2. 7�G Sand , <br /> 15-29`X + No 200 V1rth grave) 8-29% <br /> 309G + No.200 � A little giave) ` �'2 .147L: : ; . <br /> � ..> ._ .. ... ._:. ._ _ ......_. ._ . ..... _ ._. _ <br /> Coarse �4-/10 <br /> ..._, , ..__ . :: . :•. -- <br /> Medwm � �10•i40 <br /> .: 309G°+"No. 200' ;- -�' wth'grave) -: 15 •247G , . _ ,. �ine � �. �40•i200 . . . <br /> - - '�30% + No. 200 ` Gravelly � 16- 49% . � Silt&C1ay —#200. Based on Plasticity <br />