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~~~fN Sfz>; /NFo <br />- ~ Soil Type Porosity. , Hydraulic Infiltration Yi ltinp field'.:'~~Maximm <br />Conductivity Suction Head Point Capacity Saturation <br />- (percmt)~- (in/hr)- (in) (percent) (percent) (percent) <br />Sand <br />- , . 44 -.: ' : 3 0 -. 1 6 <br />Loamy Sand <br />: ~ 44 `~ <br />~ - 2.2 ;~ - -~ ' 2.1 - - <br />Sandy loam . ~ 455::.: = 0.9~ ~ 3.3. <br />Loam 46-~~- - <br />~ 0.5' 3.6 <br />- silty Loam..; ~ :-. <br />$0 ; ~ 0.3" ~ - 6.2" . <br />Silt ~ - -.~49 : 0.2 ~ ~~- 5.5..~ <br />- ~ Sardy Clay Loam - 40 ~' - 0.3 - 7.0- <br />~.:- Clay Loam-~- ~ _; 46- . '.0.2 ~:~~~ ~ ~ - 7.1:-.. <br />Silty Clay Loam . :: 47 `. :0.2 9.0 r:- <br />Sandy Ctay .- '<3 ~ '~0.3 ~ 8.4T. <br />Silty CIaY °`~~. ~ 48 i I~0.15 :` 10:2.` <br />~~~ Clay ~ .-48 •: >-'.0.07 ~:~-'11.0.` <br />10~-~. 39 ~ :~ 95 ~~ <br />12. ~'~ 45 .: 92- <br />15- ~~ 49 - ~ 91 <br />20 66 94 <br />. 10- - 68~.- - - 97' <br />~~10 65~-~ -: 95 <br />30- ~ 73 ~~~~ 83 <br />36- 74;: 84': <br /> ~ <br />25 '.~. - 36 - ~ 75 ~:~ <br />12 79 = 88'. <br />35 ° 83 ~ 91' <br />Table <.2. Typi caL soil parameters for various soil types. <br />Hydraulic - <br />conductivity: Enter the soil hydraulic conductivity in inches/hour. Typical range: 0.01 - 1.0. <br />Table 4.2 displays typical hydraulic conductivities for various soil types. Site <br />specfic values Sor these and other data should.-be used to the extent possible. <br />Grain size: Enter the percentage of particles finer than the given size class. Table 4.3 displays <br /> typical grain size distributions for soils i n the various textural classes. Site specrfic <br /> data should be obtained to categoriz e the soils characteristics at a particular <br />• location. <br /> ~LYPICAL GRAN ~S1ZE DISTRf BUT fON.~ ~ <br /> 'PERCENT F~IHER~~FOR SI ZES,mm~ ~~ <br />Soil-Type 0.004 <: 0.016 ':'0.063-:-:'0.125.':- <br />~~ 0.25 - 0.5 1 :.: 2 <br /> ~ ~ <br />-.Sand 4 ~~ 9 ~. 18 <br />.- <br />31 <br />~ 41 52s: 62 ~?. 100:~~ <br />'Loamy Sand 8 75 28 ~. <br />~ 44 ~- 56 -68f:- 80 ;'.' :f.100r~ <br />• :Sandy Loam N 21 •-' 38 .~. 52 ~~ <br />~ 58 67:= 70 ;i 100 -: <br />• ..... ... ,... Loam-~: <br />• ~ ? 17 :~ 30 ;:~ 44 <br />--53 :.60 64!<:: 75 '::i 100 .;::~ <br />Silt `Loam 33 60 _~ 82 ~-~ 87 <br />~ ' 91 96 ~:= 100 .:: 700 <br />S i. tt:~ 25 64 <br />::_ 9T .~~100 -. . 100 .-~~106: 100::4 100 .`~~ <br />• ~ ~ - ~ Sandy Clay Loam__ 30 <7 .- 54 ~~. 63 - -~72 81~~~~ 90 -. 100:. ~-.- <br />• • • • ' - ~ !`Clay Loam 38 56 -~ 74 ~ ' ~~--82 85 88 ' 90 100 -:';.- <br />. ~:?Silty Clay Loam- 47 71 ;. 92 ' ' 95 97 . 98 ` 99 -~. 100'. <br />!, Sandy. Clay Sb 58 i 61 is 66 .~. : 69 ~i TZ^' 75 '~~. 100 is <br />-Silty Clay <br />- 55 ~ 73 '. 92 -~ 95 ' <br />~~ : 97 997-~ IOQ~-~:~ 100 ~~~ -~ <br />.. <br />Clay~~: . -:~ 69 <br />: 78 ;'::: 91 ':::.... 95 .. _ 97 ~ 99 ~" ` 100..`3 700 >: ~ <br />Table 4.3. Typical grain size distributions for various soil types. <br />(~f /~ <br />1n~ I ~ T <br />~~ <br />15 <br />