Asset Management
Pavement Surface Texture Measurement with a Laser Profilometer
- Publication no: AGAM-T013-16
- Published: 13 May 2016
- PDF (free) Download
This test method defines the procedure for measuring the surface macro-texture of road pavements, determined by the direct measurement of the road surface profile using a laser profilometer.
- 1. Scope
- 2. References
- 3. Definitions
- 4. Equipment
- 5. Calibration and Validation
- 5.1. Equipment Validation
- 5.1.1. Distance Transducer
- 5.1.2. Laser Displacement Transducers
- 5.2. System Validation
- 6. Procedure
- 6.1. Pre-test Set-up
- 6.2. Operational Validation Procedure
- 6.3. Profile Survey
- 6.4. Factors Affecting the Test
- 7. Calculations
- 7.1. Mean Profile Depth (MPD)
- 7.2. Sensor Measured Texture Depth (SMTD)
- 7.3. Equivalent Sand Patch Texture Depth (SPTD)
- 7.4. Effect of Speed
- 8. Reporting
- Annex 1 Laser Safety
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