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Key to materials (NGA2)

Introduction (NGA2.0)
Hot rolled asphalt (HRA) mixtures (NGA2.1)
Stone mastic asphalt (SMA) mixtures (NGA2.2)
Asphalt concrete mixtures (NGA2.3)
Structural layer thickness tolerances (NGA2.7)
Bituminous laying temperatures (NGA2.9)
Selection process for hot lay flexible materials (NGA2.13)
- Selection process for hot lay flexible materials (NGA2.13)