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KLEINFELDER <br /> TABLE 7-3 <br /> Frequency of Field and Laboratory Testing <br /> 3A :Test .ad <br /> Reim Tesst. etitdi Minimums Fce uenc <br /> Foundation Laver <br /> Elevation: Bottom of layer Survey 25400t grid or minimum of 5 shots <br /> top and bottom <br /> Elevation: Top of layer Survey 25-foot grid or minimum of 5 shots <br /> Soil Classification ASTM D2487 1 per Compaction Curve <br /> Soil Identification Observation 1 per Nuclear Test <br /> Modified proctor ASTM D1557 1 per Soil type <br /> Clod size(Max. 4 inches) Observation As required <br /> Moisture density(nuclear) AST D257-2 5 per lift <br /> Density(sand cone) AST D1556 2 per layer <br /> Moisture(Over dry) D 2216 2 per layer <br /> Number of equiqment passes Observation As required <br /> Low Permeability Layer <br /> Elevation top of layer Survey 25-foot grid or minimum of 5 shots <br /> Soil Classification ASTM"D2487 1 per compaction curve <br /> Soil Identification 1 per nuclear test <br /> Modified proctor ASTM D1557 2 plus one for each change of <br /> t. material <br /> Mix percentage --- As required <br /> Clod size Max 1 inch Observation As required <br /> Atterburg limits ASTM D4318 1 per compaction curve <br /> Particle size of soil/clay mixture ASTM D422 1 per compaction curve <br /> Number of equipment passers Observation As required <br /> Moisture/density nuclear ASTM D2922 5 per lift <br /> Density Sand Cone ASTM D1556 1 per lift <br /> Moisture(Oven Dry) D 2216 1 per lift <br /> Laboratory permeability EM 1110-2-1906 2 per lift <br /> Field permeability, SDRI Modified Trautwein 1 per test pad <br /> G <br /> CMS 277 Page 1 Copyright Kleinfelder Inc. 1991 <br /> L_. <br />