Key Build Stage 8 Road surface course
|
Road surface course checks |
Evidence |
Frequency |
|---|---|---|
|
Verification of materials (check PSV requirements and chipping source for HRA) |
Tickets |
All sources |
|
Surface of binder course clean and free of contamination |
Visual |
All lengths |
|
Inspect completed surface regularity (check for drainage problems and possible areas of ponding) |
Visual |
All lengths |
|
Bulk Sample Testing- Coated Chippings |
Samples |
One per 20 tonne |
|
Bulk Sample Testing- HRA/CGSC |
Samples |
One per 150 tonne |
|
Texture depth testing for HRA |
Testing |
All wheel paths |
|
Cores to assess thickness compaction and bond of all bound layers |
Samples |
One per 100m (minimum three per site) |
|
Rolling straight edge tests |
Testing |
All wheel paths |