The Landscape Soil Performance Specifications include:
Part I Site investigation/analysis
– A1 Site soil investigation and characterisation
– A2 Site subgrade investigation and characterisation for disturbed sites
Part II Preparatory soil works
– B1 Stripping and stockpiling
– B2 Site subgrade preparation
– B3 Imported subsoil
– B4 Soil schedules (profiles, volumes and depths)
Part III Product specifications
C Soils for turf and lawns
– C1 Passive amenity turf
– C2 Active high-traffic turf
– C3 Sports field turf
D Soils for gardens and mass planting
– D1 Mass planting soil
– D2 Garden bed planting soil
– D3 High fertility display and vegetable production topsoil
– D4 Advanced tree and vault soils
E On slab media
– E1 On slab soil media ‘A’ horizon
– E2 On slab soil media ‘B’ horizon
– E3 Low-density container and green roof
– E4 Ultra lightweight growing media ‘A’ only horizon (for extensive rooftops with shallow growing media profiles)
F Specialist soils
– F1 Structural support soils
– F2 Raingardens, biofiltration and stormwater filtration soils
– F3 Wetland soils
Part IV Validation specifications
– G1 Quality assurance and control
– G2 Hold points and ‘fit-for-purpose’ statements
– G3 Compliance certification ‘fit-for-purpose’ statement and test method references