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Cold Research and Engineering Laboratory Reports
ILLUSTRATIONS - SR99_200006
INTRODUCTION - SR99_200007
PARAMETERS AND TESTS INDICATIVE OF RUTTING PERFORMANCE
Figure 3. Roundness chart for 16- to 32-mm aggregates.
Figure 4. Degree of angularity.
Figure 6. Particle index for different aggregate gradations.
Figure 8. Effect of aggregate type on specific rugosity.
Uncompacted voids in aggregates (ASTM C 1252)
Figure 11. Modified NAA particle shape and texture void contents vs. (a) percent crushed particles (Aldrich 1996), and (b) particle index values of coarse aggregate.
Time index - SR99_200015
Roughness and texture
Figure 16. Effect of pavement texture on skid resistance.
Figure 19. Measurement of diameter of sand patch.
Figure 21. Relationship between British pendulum number and Illinois skid trailer number.
Polishwear testing devices
Small-wheel circular track polishing machine
Summary of test equipment
Unconfined freezethaw test (AASHTO T 103)
SUMMARY AND RECOMMENDATIONS - SR99_200026
LITERATURE CITED - SR99_200027
LITERATURE CITED - continued - SR99_200028
REPORT DOCUMENTATION PAGE - SR99_200029
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