HomeBlogConcrete APU Example: Walls and Slabs Step by Step (2026)
Concrete APU Example: Walls and Slabs Step by Step (2026)
Unit Prices

Concrete APU Example: Walls and Slabs Step by Step (2026)

OneEstimateMarch 2, 202625 min read
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Concrete APU Examples for Real Projects

Concrete work represents a significant portion of any construction budget. Having accurate unit price analyses for concrete activities is essential for profitable projects.

Retaining Wall APU (1 m³ of reinforced concrete)

Materials

  • Concrete f'c 250 kg/cm²: 1.05 m³ (5% waste)
  • Rebar #4 @ 20cm: ~80 kg/m³
  • Formwork (plywood): 6 m²/m³
  • Wire ties: 2 kg
  • Curing compound: 0.5 lt/m²
  • Typical Cost: $280-380 USD/m³

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    Solid Slab APU (1 m² of 12cm slab)

    Components

  • Concrete volume: 0.12 m³/m²
  • Rebar: ~12 kg/m²
  • Formwork and shoring: 1 m²
  • Finishing: included
  • Typical Cost: $45-70 USD/m²

    Column APU (1 m³ of 30x30cm column)

    Components

  • Concrete volume: 1.05 m³ (waste)
  • Rebar: ~120 kg/m³ (heavy reinforcement)
  • Formwork: 4 sides
  • Vibrating: included
  • Typical Cost: $350-500 USD/m³

    Factors That Affect Concrete Costs

  • Concrete strength — higher f'c = higher cost
  • Rebar density — more steel = higher cost
  • Formwork complexity — curved or tall elements cost more
  • Access — pumping costs for upper floors
  • Volume — economies of scale for larger pours
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