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I :k
<br />IV.
<br />C
<br />C
<br />Snohomish County Area, Washington
<br />TABLE 13.--ENGINEERING INDEX PROPERTIES
<br />(The symbol < means less than; > means more than. Absence of on entry indicates that data were not estime
<br />Soil name and ;Depth; USDA texture
<br />map symbol i;
<br />1, 2, 3---------1 0-7 ;Gravelly sandy
<br />Alderwood I loam.
<br />1 7-35;Very gravelly
<br />loam, very
<br />gravelly sandy
<br />loam.
<br />35 }Cemented---------
<br />4a: J ;
<br />Alderwood------- 1 0-7 ;Gravelly sandy
<br />loam.
<br />1 7-351Ver., gravelly
<br />loam, very
<br />gravelly sandy
<br />loam.
<br />; 35 :Cemented ---------
<br />Everett --------- ! 0-6 :Gravelly sandy
<br />! 1 loam.
<br />: 6-181Very gravelly
<br />1 : sandy loam.
<br />:18-60:Very gravelly
<br />: 1 coarse sand,
<br />very gravelly
<br />loamy sand,
<br />1 extremely
<br />gravelly sand.
<br />Unified 1 AASHTO
<br />:GM 1A-2, A-4,1 0-5
<br />A-1 i
<br />;GM 1A-1, A-2 ; 0-10
<br />,
<br />1GM
<br />;A-2,
<br />A-tl,}
<br />0-5
<br />A-1
<br />iGM
<br />;
<br />:A-1,
<br />A-2 :
<br />0-10
<br />ISM
<br />}
<br />!A-1,
<br />;
<br />A-2 :
<br />0-10
<br />:GP -GM,
<br />CM :A-1
<br />:
<br />5-10
<br />}
<br />:GP
<br />;
<br />}
<br />:A-1
<br />}
<br />;
<br />S
<br />:
<br />5-20
<br />;
<br />}
<br />}
<br />;
<br />;
<br />}
<br />i
<br />0-7 :Gravelly sandy IGM
<br />loam. :
<br />: 7-35:Very gravelly :GM
<br />: loam, very :
<br />1 gravelly sandy J
<br />: 1 loam.
<br />: 35 :Cemented---------: ---
<br />A-2, A-4,1 0-5
<br />A-1 }
<br />A-1, 4-2 1 0-10
<br />}
<br />:
<br />7---------------- : 0-9 :Silty clay loam. IML, OL :A-4 1
<br />Bellingham 19-60ISilty clay, clay,:CL, CH 1A-7 1
<br />: silty clay loam.! ! !
<br />1
<br />8----------------! 0-6 :Xucky silty clay :ML, CL :A-6, A-7 !
<br />Bellingham 1 loam.
<br />Variant 1 6-421311ty clay loam, JCL }A-7 :
<br />i 1 silty clay. ! !
<br />;42-60:Stratlfled loamy JCL-ML, CL,!A-2, A-4,1
<br />1 fine sand to I SM-SC, SC: A-6 !
<br />i ! silty clay loan.: 1 !
<br />9, 10, 11--------: 0-8 :Loam ------------- 1ML + !A-4, A-5 1
<br />Cathcart ; 8-35:Loan, sandy loom,:ML, SM ;A-4, A-5 I
<br />: silt loam. ; !
<br />135-60:Loam, clay loam 1ML, SM 1A-4 :
<br />120. ! ! !
<br />Cryohemists
<br />1 : 1
<br />13---------------1 0-9 !Fine sandy loan :SM :A-2, A-4 :
<br />Custer 1 9-3511.ommy fine sand, JSP-SM, SM IA-2, A-3 }
<br />i I sand. I 1 I
<br />:35-60:F1ne sand, sand, !SP-SM 1A-3 i
<br />I : gravelly coarse I I i
<br />: sand. 1 ! !
<br />!
<br />Liquid
<br />limit
<br />155-70 150-65 :35-55 120-40 ; 20-30 ;
<br />:35-55 :35-50 125-45 110-30 20-30 ;
<br />, I
<br />155-70 :50-65 135-55 120-40 1 20-30 1
<br />:35-55 135-50 125-45 110-30 : 20-30 1
<br />1 ; ;
<br />165-85 150-75 130-50 115-30 1 15-25 :
<br />130-60 120-50 110-30 } 5-25 ! I5-25 }
<br />125-50 115-45 1 5-20 1 0-5 1--- 1
<br />;
<br />55-70 150-65 135-55 120-40 1 20-30
<br />35-55 135-50 :25-45 :10-30 ; 20-30
<br />0 1 100 1 100 195-100:80-95 1 25-40
<br />0 1 100 195-100:95-100:85-100: 45-65
<br />0 100 100 185-100:80-100: 35-45
<br />0 1 100 1100 185-100180-100: 40-50
<br />0 } 100 : 100 I40-80 :20-60 : 20-35
<br />0 :90-95 185-95 170-80 :60-70 1 35-45
<br />0 :80-95 180-90 :70-85 145-65 : 35-45
<br />' I I
<br />0 :80-90 :75-85 :65-75 140-60 : 30-40
<br />0 ; 100 190-100:80-90 130-45 : 25-30
<br />0-20 195-100190-100170-80 1 5-20 1 ---
<br />0-20 :95-100160-80 60-70 1 5-10 1 ---
<br />1 I 1 t I
<br />See footnote at end of table.
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