File : pdf, 2.9 MB, 121 pages
TOC
Contents
Preface
1—Introduction
Background Objective Scope Rejuvenators
Seal coats
2—Preventive Maintenance General Rejuvenators
Seal Coats
3—Field Evaluation Test Sites MacDill AFB
McGuire AFB
Existing Pavement Surface Conditions
MacDill AFB
McGuire AFB
Surface Texture – Sand Patch Skid Resistance
British Pendulum
Grip Tester
Saab Friction Tester
Material Costs
4—WES Test Sections Test Pavement Surface Texture Skid Testing
Fuel Resistance
Summary
5—Laboratory Evaluation
Material Properties Field Test Section Samples Penetration and viscosity
Dynamic shear rheometer
Fuel Resistance
Artificially Aged-Rejuvenated Asphalt
Seal Coat Cohesive/Adhesive Properties
6—Results Field Results Surface texture results – sand patch
Skid resistance results British Pendulum
Grip Tester
Saab Friction Tester
Laboratory Results Material properties Penetration and viscosity results
Dynamic shear rheometer results
Fuel-resistance results Aging evaluation results
Seal coat cohesive/adhesive results
Rejuvenator and Seal Coat Performance Summary
General Rejuvenators
Seal coat performance summary
7—Conclusions and Recommendations
Conclusions General Rejuvenator (rejuvenator/sealer)
Seal coat Recommendations References
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