Laserfiche WebLink
A <br />WSB SYMBOLS AND TERMINOLOGY ON TEST BORING LOG <br />& iirsaria! Lnc, <br />SYMBOLS <br />Drilline and Samnline Laboratory Testine <br />Symbol. <br />Description <br />Symbol <br />Description <br />HSA <br />3-1/4" LD. Hollow stem auger <br />W <br />Water content, % (ASTM** D2216) <br />_FA <br />4", 6" or 10" diameter flight auger <br />D <br />Dry density, pcf <br />HA <br />2", 4", or 6" hand auger <br />LL <br />Liquid limit (ASTM D4318) <br />2-1/2", 4", 5", or 6" steel drive casing <br />PL <br />Plastic limit (ASTM D4318) <br />_DC <br />_RC <br />Size A, B or N rotary casing <br />Altering laminations of any combination of <br />PD <br />Pipe drill or cleanout tube <br />-Inserts in last column (Qu or RQD)- <br />CS <br />Continuous split barrel sampling <br />#4 sieve — 3/4" <br />DM <br />Drilling mud <br />Qu <br />Unconfined compressive strength, psf (ASTM D2166) <br />JW <br />Jetting water <br />Pq <br />Penetrometer reading, tsf (ASTM D1558) <br />SB <br />2" O.D. split barrel sampling <br />Ts <br />Torvane reading, tsf <br />L <br />2-1/2" or 3-1/2" O.D. SB liner sampler <br />G <br />Specific gravity (ASTM D854) <br />_T <br />2" or 3" thin walled tube sample <br />SL <br />Shrinkage limits (ASTM D427) <br />3TP <br />3" thin walled tube using pitcher sampler <br />OC <br />Organic content -combustion method (ASTM D2974) <br />_TO <br />2" or 3" thin walled tube using Osterberg <br />SP <br />Swell pressure, tsf (ASTM D4546) <br />Wet <br />sampler <br />PS <br />Percent swell under pressure (ASTM D4546) <br />W <br />Wash sample <br />FS <br />Free swell, % (ASTM D4546) <br />B <br />Bag sample <br />SS <br />Shrink swell, % (ASTM D4546) <br />P <br />Test pit sample <br />pH <br />Hydrogen ion content -Meter Method (ASTM D4972) <br />_Q <br />BQ, NQ, or PQ wire line system <br />SC <br />Sulfate content, parts/million or mg/1 <br />_X <br />AX, BX, or NX double tube barrel <br />CC <br />Chloride content, parts/million or mg/I <br />N <br />Standard penetration test, blows per foot <br />C* <br />One dimensional consolidation (ASTM D2435) <br />CR <br />Core recovery, percent <br />Qc* <br />Triaxial compression (ASSTM D2850 and D4767) <br />WL <br />Water level <br />D.S.* <br />Direct Shear (ASTM D3080) <br />V <br />Water level <br />K* <br />Coefficient of permeability, cm/sec (ASTM D2434) <br />NMR <br />No measurement recorded, primarily due <br />P* <br />Pinhole test (ASTM D4647) <br />Very dense 16-30 Hard <br />to presence of drilling or coring fluid. <br />DH* <br />Double hydrometer (ASTM D4221) <br />MA* <br />Particle size analysis (ASTM D422) <br />R <br />Laboratory electrical resistivity, ohm -cm (ASTM G57) <br />E* <br />Pressuremeter deformation modulus, tsf (ASTM D4719) <br />PM* <br />Pressuremeter test (ASTM D4719) <br />VS* <br />Field vane shear (ASTM D2573) <br />IR* <br />Infiltrometer test (ASTM D3385) <br />RQD <br />Rock quality designation, percent <br />*Results <br />shown on attached data sheet or graph <br />**ASTM designates American Society for Testing and Materials <br />TERMINOLOGY <br />Particle Sizes <br />Soil layering and Moisture <br />Type <br />Size Range <br />Term <br />Visual Observation <br />Boulders <br />> 12" <br />Lamination <br />Up to 1/4" thick stratum <br />Cobbles <br />3" — 12"Varved <br />Altering laminations of any combination of <br />Coarse gravel <br />3/4" — 3" <br />clay, silt, fine sand, or colors <br />Fine gravel <br />#4 sieve — 3/4" <br />Lenses <br />Small pockets of different soils in a soil mass <br />Coarse sand <br />#4 - #10 sieve <br />Stratified <br />Altering layers of varying materials or colors <br />Medium sand <br />#10440 sieve <br />Layer <br />1/4" to 12" thick stratum <br />Fine sand <br />#404200 sieve <br />Dry <br />Powdery, no noticeable water <br />Silt <br />100% passing #200 sieve and > 0.005mm <br />Moist <br />Damp, below saturation <br />Clay <br />100% passing #200 sieve and < 0.005mm <br />Waterbearing <br />Pervious soil below water <br />Wet <br />Saturated, above liquid limit <br />Gravel Content <br />Standard Penetration Resistance <br />Coarse -Grained Soils <br />Fine -Grained Soils <br />Cohesionless Soils Cohesive Soils <br />% Gravel Description <br />% Gravel <br />Description <br />N -Value <br />Relative Density N -Value Consistency <br />2-15 <br />A little gravel <br />< 5 <br />Trace of gravel <br />0-4 <br />Very loose 0-4 Very soft <br />16-49 <br />With gravel <br />5-15 <br />A little gravel <br />5-10 <br />Loose 5-8 Soft <br />16-30 <br />With gravel <br />11-30 <br />Medium dense <br />9-15 Firm <br />31-49 <br />Gravelly <br />31-50 <br />Dense <br />> 50 <br />Very dense 16-30 Hard <br />> 30 Very hard <br />