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<br />.., <br /> <br />. <br /> <br />r-'I <br /> <br />" <br />. <br /> <br />Table 334-6 <br />Small Quantity Pay Table <br />Pay Factor 1 Sublot Test Deviation 2 Sublot Test Average Deviation <br />1.05 0.00-0.50 0.00-0.35 <br />1.00 0.51 -1 .00 0.36-0.71 <br />0.95 1.01-2.00 0.72-1.41 <br />0.90 2.01-3.00 1.42-2.12 <br />0.80 >3.00 >2.12 <br />Notes: <br />(1) Each density test result is the average of five cores. The target density for coarse <br />mixes is 94.50 percent of Gmm. The target density for fine mixes is 93.00 percent of Gmm <br />(92.00 percent when compaction is limited to the static mode as defined in Note 1 0 <br />Table 334-7) <br /> <br />. <br /> <br />" <br />I <br /> <br />rr <br />. <br /> <br />.., <br />. <br /> <br />r, <br />. <br /> <br />334-8.2.2 Three or More Sublot Test Results: When three or more sublot <br />test results are available for a LOT, the variability-unknown, standard deviation method will <br />be used to determine the estimated percentage of the LOT that is within specification <br />limits. The number of significant figures used in the calculations will be in accordance with <br />requirements of AASHTO R 11-82 (2002), Absolute Method. <br />334-8.2.2.1 Percent Within Limits: The percent within limits (PWL) <br />and Pay Factors for the LOT will be calculated as described below. Variables used in the <br />calculations are as follows: <br /> <br />,., <br />. <br /> <br />" <br />. <br /> <br />. <br /> <br />x = individual test value (sublot) <br />n number of tests (sublots) <br />s sample standard deviation <br />L(x2) summation of squares of individual test values <br />(LX)2 = summation of individual test values squared <br />Qu upper quality index <br />USL = upper specification limit (target value plus upper <br />specification limit from Table 334-7) <br />QL = lower quality index <br />LSL = lower specification limit (target value minus lower <br />specification limit from Table 334-7) <br />Pu = estimated percentage below the USL <br />PL = estimated percentage above the LSL <br /> <br />.., <br />. <br /> <br />,., <br /> <br />,., <br />. <br /> <br />.., <br />. <br /> <br />"i <br />. <br /> <br />(1) Calculate the arithmetic mean (X )of the test values: <br /> <br />,.., <br />. <br /> <br />- Ix <br />x=- <br />n <br /> <br />r'1 <br />. <br /> <br />(2) Calculate the sample standard deviation (s): <br /> <br />r, <br />. <br /> <br />s= <br /> <br />n I(x2)-(IxY <br />n(n -1) <br /> <br />1"""1 <br /> <br />. <br /> <br />,.., <br /> <br />09/09 <br /> <br />01000-68 <br /> <br />03-4122.F <br /> <br />. <br />