Committees responsible
Foreword
Specification
Section 1. General
1. Scope
2. Definitions
3. Sampling and testing
4. Constituent materials
Section 2. Requirements for coated macadams
5. Group one: roadbase mixtures
5.1 40 mm size dense roadbase, including DBM, DBM 50
and HDM
5.2 28 mm size dense roadbase, including DBM, DBM 50
and HDM (Preferred mixture)
6. Group two: basecourse mixtures
6.1 20 mm size open graded basecourse
6.2 40 mm size single course
6.3 40 mm size dense basecourse, including DBM, DBM 50
and HDM
6.4 28 mm size dense basecourse, including DBM, DBM 50
and HDM
6.5 20 mm size dense basecourse, including DBM, DBM 50
and HDM (Preferred mixture)
7. Group three: wearing course mixtures
7.1 14 mm size open graded wearing course
7.2 10 mm size open graded wearing course
7.3 14 mm size close graded wearing course (Preferred
mixture)
7.4 10 mm size close graded wearing course (Preferred
mixture)
7.5 6 mm size dense wearing course (Preferred mixture)
7.6 6 mm size medium graded wearing course (Preferred
mixture)
7.7 3 mm size fine graded wearing course
7.8 Coated chippings for fine graded wearing course
7.9 Coated grit
8. Group four: porous asphalt wearing course mixtures
8.1 20 mm size porous asphalt wearing course
8.2 10 mm size porous asphalt wearing course
Section 3. Preparation of mixtures
9. Mixing
Appendices
A. Recommended storage temperatures for binders
B. Guidance on the selection of materials and mixtures
C. Information to be supplied by the purchaser
Tables
1. Aggregate grading for 40 mm size dense roadbase
2. Binder content and grade for 40 mm size dense
roadbase
3. Aggregate grading for 28 mm size dense roadbase
4. Binder content and grade for 28 mm size dense
roadbase
5. Aggregate grading for 20 mm size open graded
basecourse
6. Binder content for 20 mm size open graded basecourse
7. Grade of binder for 20 mm size open graded basecourse
8. Aggregate grading for 40 mm size single course
9. Binder content for 40 mm size single course
10. Grade of binder for 40 mm size single course
11. Aggregate grading for 40 mm size dense basecourse
12. Binder content and grade for 40 mm size dense
basecourse
13. Aggregate grading for 28 mm size dense basecourse
14. Binder content and grade for 28 mm size dense
basecourse
15. Aggregate grading for 20 mm size dense basecourse
16. Binder content and grade for 20 mm size dense
basecourse
17. Aggregate grading for 14 mm size open graded wearing
course
18. Binder content for 14 mm size open graded wearing
course
19. Grade of binder for 14 mm size open graded wearing
course
20. Aggregate grading for 10 mm size open graded wearing
course
21. Binder content for 10 mm size open graded wearing
course
22. Grade of binder for 10 mm size open graded wearing
course
23. Aggregate grading for 14 mm size close graded
wearing course
24. Binder content for 14 mm size close graded wearing
course
25. Grade of binder for 14 mm size close graded wearing
course
26. Aggregate grading for 10 mm size close graded
wearing course
27. Binder content for 10 mm size close graded wearing
course
28. Grade of binder for 10 mm size close graded wearing
course
29. Aggregate grading for 6 mm size dense wearing course
30. Binder content for 6 mm size dense wearing course
31. Grade of binder for 6 mm size dense wearing course
32. Aggregate grading for 6 mm size medium graded
wearing course
33. Binder content and grade for 6 mm size medium graded
wearing course
34. Aggregate grading for 3 mm size fine graded wearing
course
35. Binder content for 3 mm size fine graded wearing
course
36. Grade of binder for 3 mm size fine graded wearing
course
37. Aggregate grading for 20 mm size porous asphalt
wearing course
38. Binder content and grade for 20 mm size porous
asphalt wearing course
39. Aggregate grading for 10 mm size porous asphalt
wearing course
40. Binder content and grade for 10 mm size porous
asphalt wearing course
41. Maximum temperatures of mixed macadam
42. Recommended storage temperatures for binders