Page 487 - McD_6118-AEW-XX-XX-NBS-A-001_Neat

Q22 Asphalt roads/ pavings

TYPES OF PAVING

110 ASPHALT CONCRETE PAVING access roads and car parks (where being adpoted)
• Standard: To Highways Agency (HA) 'Specification for highway works'.
• Subgrade improvement layer: Highways Agency Type 1 unbound mixture, as
section Q20.
- Compacted thickness: site specific.
• Granular sub-base: Highways Agency Type 1 unbound mixture, as section Q20.
- Compacted thickness: site specific.
• Base: Dense asphalt concrete to HA clause 906.
- Paving grade: site specific.
- Compacted thickness: site specific.
• Binder course: Dense asphalt concrete to HA clause 906.
- Paving grade: site specific.
- Compacted thickness: site specific.
• Surface course: site specific.
- Paving grade: site specific.
- Compacted thickness: site specific.
• Reclaimed content:
- Standard: To BS EN 13108-8.
- Value (maximum): Submit proposals.
• Surface treatment: site specific.
• Other requirements: site specific.

175 PROPRIETARY PEDESTRIAN PAVINGgenerally
• Subgrade improvement layer: As section Q20.
- Compacted thickness: site specific.
• Granular sub-base: Coarse graded aggregate for permeable paving, as section
Q20.
- Compacted thickness: site specific.
• Binder course: To BS EN 13108-1, AC 20 dense bin.
- Paving grade: site specific.
- Compacted thickness: site specific.
- Laying/ Compaction: To BS 594987.
• Surface course:
- Manufacturer: site specific.
Product reference: site specific.
- Compacted thickness: site specific.
- Laying/ Compaction: As manufacturer's recommendations .

RotF generic (intermediate) NBS 2014 6118-AEW-XX-XX-NBS-A-01