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t <br /> California Test 301 <br /> 1976 <br /> treated soils or aggregates for use as loose,subbase or <br /> Ltile 4.The initial moisture is deterntincd un a <br /> basement soil. sample wci&hing at least 2vJ grams,and having the <br /> S. APPARATUS same trading (as used) as the I -vilue specimens. <br /> The Ioisture sample is taken during the time the <br /> I. Stabilometer and accessories (Figure 11). i1-value ;amplts are being batched (Part I). <br /> 2. 4-inch outer diameter standard metal spo cimen, sifts, 5.The amount cif water added (milliliters) <br /> GYs inch long' after the specimens were hatched and allowed to set <br /> 3. Testing machine 10,000-pound minimum overnight,is entered here (Part 1). <br /> capacity. <br /> 4. Follower rasn,solid wall,3.950 X 0)3-inch out- Neoprene A;r Adjustment Wive <br /> side diameter X 5 inches long. weber Oiophragm <br /> C. TEST RECORD FORM <br /> Use work card "Laboratory Record of'rests Per- <br /> formed <br /> er formed on Base,Subbase and Basement Soils,"Form <br /> T.L.-361, for recording test data. Vit# <br /> This includes all pertinent data concerting the <br /> preparation,compaction,density,exudation,and ex- <br /> pansion <br /> x pansion pressure of test specimens and these data are <br /> transferred from the individual test tickets, Form <br /> T.L.-328,to the appropriate spaces on the work card. r, 14 <br /> The following is a brief discussion relative to the use <br /> of a portion of the work card (Figure 12 for a copy a <br /> of back side of work card, Form T.L.-361). <br /> Line]:A,B.C,etc.,represent separate test speci- <br /> mens,and each is fabricated with different moisture Pressure Gauge <br /> contents,linter the test data for the specimen show- s p <br /> ing the lowest moisture content under A,and enter <br /> the test data for other specimens in ascending order D-atin0icatar <br /> of moisture content under B, C, etc. zero Adjastr=n 11= j <br /> Line 2-The date tested is normally recorded as <br /> the date the stabilometer 11-value test is completcd. Turns oispmc=m=nr <br /> Dial indicator <br /> Line 3.Enter the compactor air pressure, in psi, <br /> s4 <br /> used during the application of the 100 tamps. The stage ease <br /> normal:aluc for 350 psi foot pressure varies between <br /> 21 and 24 pounds.Some clays cannot be compacted <br /> at full pressure and,therefore,the actual air pressure W P°mr <br /> used should be recorded. FIGURE 11 <br /> 14 <br />