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Specification Library / A series

Groundworks & Substructure

Clear requirements for work that becomes difficult to inspect once it is covered.

The A series follows the work from clearance and excavation through foundations, substructure and ground floors. Select the relevant operation, complete the project decisions and give tenderers a clearer common scope to price.

Read three sample specifications Browse the specifications
what is below the formation?
who checks it before covering?
Numbering
A series retained
Numbered entries
25 specifications
Status
Available individually
Emphasis
Scope, formation and inspection

Inside the collection

Browse the specifications.

The A series contains 25 specifications: the shared A00 requirements and A01 to A24. Select a title to read what the specification covers and enquire about purchasing the editable clause.

Common requirementsRequirements applying across the Groundworks and Substructure series1 specification
  1. A00GENERAL GROUNDWORKS
Site preparation and earthworksClearance, excavation, formation and fill4 specifications
  1. A01SITE CLEARANCE
  2. A02TREE AND SHRUB REMOVAL
  3. A03BULK EXCAVATION AND FORMATION PREPARATION
  4. A04FILLING, COMPACTION AND MADE GROUND PREPARATION
FoundationsStrip, trench fill, pad, raft and piled solutions10 specifications
  1. A05IN SITU CONCRETE STRIP FOUNDATIONS
  2. A06REINFORCED IN SITU CONCRETE STRIP FOUNDATIONS
  3. A07IN SITU CONCRETE TRENCH FILL FOUNDATIONS
  4. A08REINFORCED IN SITU CONCRETE TRENCH FILL FOUNDATIONS
  5. A09IN SITU CONCRETE PAD FOUNDATIONS
  6. A10REINFORCED CONCRETE RAFT FOUNDATIONS
  7. A11MINI PILED FOUNDATIONS
  8. A12REINFORCED CONCRETE PILE CAPS
  9. A13REINFORCED CONCRETE GROUND BEAM SYSTEMS
  10. A14HELICAL SCREW PILES
Substructure constructionMasonry, damp protection and gas protection4 specifications
  1. A15BELOW-GROUND BLOCKWORK FOUNDATION WALLS
  2. A16BELOW-GROUND BRICKWORK FOUNDATION WALLS
  3. A17CAVITY FOUNDATION WALLS BELOW GROUND TO DPC LEVEL
  4. A18SUBSTRUCTURE WALL DAMP-PROOFING AND GAS-PROTECTION INTERFACES
Ground floors and interfacesFloor construction, ventilation, DPCs and trays6 specifications
  1. A19SOLID GROUND-BEARING CONCRETE FLOOR SLABS
  2. A20BEAM-AND-BLOCK GROUND FLOORS
  3. A21SUSPENDED TIMBER GROUND FLOORS
  4. A22SUBSTRUCTURE SERVICE DUCTS, SLEEVES AND PENETRATIONS
  5. A23SUBSTRUCTURE DPCS, CAVITY TRAYS AND WEEP VENTS
  6. A24UNDERFLOOR VENTILATION TO SUSPENDED GROUND FLOORS

See how the specifications are written.

The sample pack includes A04 Filling, Compaction and Made Ground Preparation in full, with no registration or sales call.

Read the sample specification