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Table 3 to Part 1512—Minimum Acceptable Values for the Quantity A Defined in the Retroreflective Tire and Rim Test Procedure

Minimum Acceptable Values for the Quantity A Defined in the Retroreflective Tire and Rim Test Procedure

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Displayed edition2026-04-24
Last updated2026-04-24

Table 3 to Part 1512—Minimum Acceptable Values for the Quantity A Defined in the Retroreflective Tire and Rim Test Procedure

Observation angle (degrees)Entrance angle (degrees)Minimum acceptable value of A
MetersFeet
0.2−42.2 7.25
.2201.9 6.27
.2401.3 4.29
1.5−4.22.73
1.520.19.63
1.540.13.43

[43 FR 60034, Dec. 22, 1978, as amended at 45 FR 82631, Dec. 16, 1980; 46 FR 3204, Jan. 14, 1981]