1. Materials and Tests Engineer
ALDOT Updates
Scott George, P. E.
Materials and Tests Engineer
2019 AAPA Conference
Auburn, AL
March 12, 2019

2. ALDOT Procedures, Forms, Etc.
ALDOT 372 Approval of Recycled Asphalt Pavement Stockpiles & Reclaimed Asphalt Shingles
ALDOT 455 Tack Truck Verification Procedure
Thin Lift HMA Surface
Roadway Tech Course
Process Reviews

3. ALDOT 372
1) Elimination of stockpile signs on the yard, unless they are temporary stockpiles
2) Elimination of 18 ft stockpile height
3) No ground blending of RAP/RAS, have to meter it in.

4. ALDOT 455
Verification vs. Certification
Industry Demos

5. Thin Lift HMA
Update

6. Roadway HMA Pavement Technician Class
ALDOT 374 Certification Program for Asphalt Technicians
Required: Department, its consultants, and industry personnel responsible for asphalt pavement construction, delivery, placement, and compaction of HMA mixtures.
Prerequisite: Maintain a current Radiation Safety Technician certification.

7. Roadway HMA Pavement Technician Class
Training: Successful completion of three-day classroom and laboratory training on asphalt pavement construction, placement and compaction, and the use of nuclear gauges to determine densities. A thorough understanding of random sampling.
Testing: Successfully passing a written examination administered by the Department with a minimum score of 75. Successfully passing a hands-on examination to demonstrate proficiency to operate a nuclear density gauge and be capable to perform thin layer gauge calibrations.

8. Roadway HMA Pavement Technician Class
Internal Survey
Industry side
10% attendees from industry

9. Process Reviews Diesel fuel use Mesh tarps
ALDOT 370 states “mesh tarps are not allowed”

10. Questions