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DELTA-MONTROSE AREA, COLORADO 45
<br /> TABLE 3.-Engineering test data for soil samples taken from selected soil profiles
<br /> (Tests performed by the Colorado Department of Highways (Delta Div.) in accordance with standard procedures of the American Associa-
<br /> tion of State Highway Officials (AASHO). Profiles for test data, Project No. F-019-1, dated Feb. 23, 1950. Dashed lines mean ab-
<br /> sence of data]
<br /> Percentage passing sieve'- Classification
<br /> Spe- Liq- Plas-
<br /> Soil name and location Depth from cific uid ticity
<br /> surface grav- No. 4 No. 10 No. 40 No. 200 limit index
<br /> ity (4.7 (2.0 (0.42 (0.074 AASHO Unified 2
<br /> mm.) mm.) min.) mm.)
<br /> Billings silty clay loam: (Feet)
<br /> On Delta-Montrose County line, in 0.6 to 3. 5 2.79 93 89 79 60 31.5 21.0 A-6(5)_-___ CL.
<br /> SWY4 sec. 21, T. 51 N., R. 10 W.
<br /> New Mex. P.M. (Sample No.
<br /> 54A).
<br /> Chipeta silty clay:
<br /> 1,900 feet S. and 500 feet E. of 1. 0 to 5.9 2.72 98 95 86 84 44..5 23.8 A-7-6(13)-_ CL.
<br /> NW. corner see. 15, T. 50 N.,
<br /> R. 10 W., New Mex. P.M.
<br /> (Sample No. 18A).
<br /> 700 feet N. and 400 feet W. of SE. 8 to 10.0 2.60 94 92 90 87 36.8 21. 5 A-6(10)---- CL.
<br /> corner sec. 10, T. 50 N., R. 10
<br /> W., New Mex. P.M. (Sample
<br /> No. 21A).
<br /> 1,400 feet W. of NE. corner sec. 33, 6 to 3.5 2.77 100 98 95 91 39. 4 12.5 A-6(15)---- CL.
<br /> T. 51 N., R. 10 W., New Mex.
<br /> P.M. (Sample No.47A).
<br /> Genola clay loam:
<br /> 500 feet S. of WY4 corner sec. 3, .0 to to ------ 87 80 72 48 29.0 13.0 A-6-4------ SM-ML.
<br /> T. 50 N., R. 11 W., New Mex.
<br /> P.M. (Test No. 12).
<br /> Mack gravelly clay loam:
<br /> 2,050 feet N. of SW. corner sec. 0 to 5. 0 ------ 91 87 82 41 3 NP NP A-4(1)----- SM.
<br /> 27,T.51 N., R.11 W.,New Mex.
<br /> P.M. (Test No. 5).
<br /> Menoken clay loam:
<br /> 200 feet S. and 1,600 feet W. of 1.0 to 4. 0 2.67 95 92 88 83 40.7 20.0 A-7-6(12)-- CL.
<br /> NE. corner sec. 35 T. 50 N., R.
<br /> 10 W., New Mex. B1.
<br /> (Sample No. 1A).
<br /> Mesa clay loam:
<br /> 900 feet S. and 1,800 feet E. of 1. 0 to 3. 5 174 97 95 91 78 37.0 19.6 A-6(11)---- CL.
<br /> NW. corner sec. 26, T. 50 N., R.
<br /> 10 W., New Mex. P.M. (Sample
<br /> No. 6A).
<br /> 120 feet S. and 1,500 feet E. of 1. 2 to 4. 0 2.71 95 92 85 58 26. 2 17.0 A-4(5)----- ML-CL.
<br /> NW. corner see. 26, T. 50 N., R.
<br /> 10 W., New Mex. P.M.
<br /> (Sample No. 7A).
<br /> 1,400 feet S. and 600 feet E. of 1.45 to 4.0 2. 74 38 31 23 14 26.5 19.9 A-2-4(0)--- GC.
<br /> NW. corner sec. 10, T. 50 N., R.
<br /> 10 W., New Mex. P.M. (Sample
<br /> No. 27A).
<br /> 1,300 feet N. of SW. corner sec. 0 to 3. 0 ------ 97 93 88 47 24. 0 10.0 A-4(2)----- SM.
<br /> 17, T. 51 N., R. 11 W., New
<br /> Mex. P.M. (Test No. 6).
<br /> Mesa gravelly clay loam:
<br /> 1,600 feet N. and 1,700 feet W. of 8 to 4.0 2.75 92 90 82 59 33.4 NP A-4(5)----- ML.
<br /> SE. corner sec. 28, T. 51 N., R.
<br /> 10 W., New Mex. P.M. (Sample
<br /> No. 48A).
<br /> 2,200 feet N. and 1,800 feet W. of 7 to 4.0 2.77 77 69 58 42 31.5 21. 5 A-4(1)----- SM.
<br /> SE. corner sec. 28, T. 51 N., R.
<br /> 10 W., New Mex. P.M.
<br /> (Sample No. 49A).
<br /> 650 feet S.and 2,700 feet W. of 8 to 4.0 2.78 88 82 72 57 29.8 21.6 A-4(4)----- ML.
<br /> NE. corner sec. 28 T. 51 N., R.
<br /> 10 W., New Mex.VM. (Sample
<br /> No.52A).
<br /> See footnotes at end of table.
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