3400 RIVERFRONT BLVD Geotech Report 2022-10-25

• • • Earth Solutions NWLLC • SOIL CLASSIFICATION CHART MAJOR DIVISIONS SYMBOLS TYPICAL • GRAPH LETTER DESCRIPTIONS CLEAN 6. ...a. WELL-GRADED GRAVELS,GRAVEL- tap bib. b1 GW SAND MIXTURES,LITTLE OR NO • GRAVEL GRAVELS .11 S.0 5 FINES AND r ` GRAVELLY • .Q�03. POORLY-GRADED GRAVELS, SOILS (LITTLE OR NO FINES) )p 6CD° DC Gp GRAVEL-SAND MIXTURES,LITTLE • ,0000O0 OR NO FINES • COARSE A GRAINED a GRAVELS WITH ou pC GM SILTY SILT GRAVELS, RAY L GRAVEL-SAND- • SOILS MORE THAN 50/ FINES OF COARSE JO a Cti FRACTION • RETAINED ON NO. 4 SIEVE (APPRECIABLE #4. CLAYEY GRAVELS,GRAVEL-SAND- AMOUNT OF FINES) "' GC CLAY MIXTURES • ' _, • WELL-G MORE THAN 50% SAND CLEAN SANDS SW SANDS,LITTLE OR NO SANDS, • OF MATERIAL IS AND • LARGER THAN SANDY NO.200 SIEVE SOILS POORLY-GRADED SANDS, SIZE (LITTLE OR NO FINES) SP GRAVELLY SAND,LITTLE OR NO • FINES • SANDS WITH SM SILTY SANDS,SAND-SILT • MORE THAN 50% FINES MIXTURES OF COARSE FRACTION • PASSING ON NO. 4 SIEVE (APPRECIABLE //' CLAYEY SANDS,SAND-CLAY • AMOUNT OF FINES) • ' •• SC MIXTURES INORGANIC SILTS AND VERY FINE • ML SANDS,ROCK FLOUR,SILTY OR • CLAYEY FINE SANDS OR CLAYEY SILTS WITH SLIGHT PLASTICITY SILTS VYdCL INORGANIC CLAYS OF LOW TOFINE LIQUID LIMITMEDIUM PLASTICITY,GRAVELLY GRAINED CYS LESS THAN 50 CLAYS,SANDY CLAY CLAYS, •LEAN CLAYS S,SILTY SOILS • OL ORGANIC SILTS AND ORGANIC SILTY CLAYS OF LOW PLASTICITY • 0 MORE THAN 50% INORGANIC SILTS,MICACEOUS OR • OF MATERIAL IS MH DIATOMACEOUS FINE SAND OR • SMALLER THAN SILTY SOILS NO.200 SIEVE SIZE SILTS • AND LIQUID LIMIT INORGANIC CLAYS OF HIGH CLAYS GREATER THAN 50 CH PLASTICITY • OH ORGANIC CLAYS OF MEDIUM TO HIGH PLASTICITY,ORGANIC SILTS • ,v2. .+, PEAT,HUMUS,SWAMP SOILS WITH HIGHLY ORGANIC SOILS PT HIGH ORGANIC CONTENTS • DUAL SYMBOLS are used to indicate borderline soil classifications • The discussion in the text of this report is necessary for a proper understanding of the nature • of the material presented in the attached logs. • • • • • •