africanum - Opus albarium - Opus craticum - Opus gallicum - Opus incertum - Opus isodomum - Opus latericium - Opus mixtum - Opus quadratum - Opus reticulatum - Opus spicatum - Opus vittatum - Oriented strand board - Oxy-fuel welding and cutting P Painter and decorator - Painterwork - Panelling - Pantile - Papercrete - Parge coat - Particle board - Passive daylighting - Passive house - Passive survivability - Pavement - Pavement engineering - Pavement milling - Paver base - Penetrant (mechanical, electrical, or structural) - Performance bond - Permeable paving - Pierrotage - Pile cap - Pile driver - Pile splice - Pipefitter - Pipelayer - Planetary surface construction - Plank (wood) - Planning permission - Planning permission in the United Kingdom - Plasma arc welding - Plasterer - Plasterwork - Plastic lumber - Plot plan - Plug and feather - Plumb bob - Plumber - Plumbing - Plumbing drawing - Pneumatic tool - Pole building framing - Polished concrete - Polychrome brickwork - Polymer concrete - Porch collapse - Portable building - Portland cement - Portland stone - Portuguese pavement - Post in ground - Poteaux-sur-sol - Powder coating - Power concrete screed - Power shovel - Power tool - Power trowel - Precast concrete - Pre-construction services - Pre-engineered building - Prefabricated building - Prefabrication - Prestressed concrete - Prestressed structure - Primer (paint) - Project agreement (Canada) - Project delivery method - Project management - Properties of concrete - Punch list - Purlin Q Quadruple glazing - Quantity surveyor - Quantity take-off - Quarry tile - Quarter minus R R-value (insulation) - Radial arm saw - Radiant barrier - Radiator reflector - Rafter - Rainscreen - Raised floor - RAL colour standard - RAL colors - Rammed earth - Random orbital sander - Rapid construction - Ready-mix concrete - Real estate - Rebar - Rebar detailing - Rebar spacer - Reciprocal frame - Reciprocating saw - Red List building materials - Red rosin paper - Redevelopment - Reed mat (plastering) - Reema construction - Reglet - Reinforced concrete - Reinforced concrete structures durability - Relocatable buildings - Repointing - Resilience (engineering and construction) - Retentions in the British construction industry - Rice-hull bagwall construction - Rigger - Rigid panel - Ring crane - Rivet gun - Road - Road surface - Roller-compacted concrete - Roman cement - Roof - Roof coating - Roof edge