Precast Concrete ROI Calculator

Compare the true annual cost of buying ready-mix concrete against operating your own wet-mix plant.

Operations

Average concrete usage (m³/day)

Working days per year

Ready-mix supplier price ($/m³)

Ready-mix over-order / waste (%) Enter as a whole number, e.g. 5 for 5%

Own plant over-order / waste (%)

Delivery premium ($/m³) Small load, distance, or peak surcharges

Standby & Downtime

Standby / waiting hours per day (external)

Fully loaded standby cost ($/hour)

Standby reduction with own plant (%) 100 = fully eliminated

Capital & Operating Costs

Capital & setup cost ($) Plant + delivery + installation

Annual O&M for own plant ($/yr)

A. Materials ($/m³)

Cement price ($/tonne)

Cement consumption (kg/m³)

Aggregates price ($/tonne)

Aggregates consumption (kg/m³)

Sand price ($/tonne)

Sand consumption (kg/m³)

Admixture 1 price ($/L)

Admixture 1 consumption (/m³)

Admixture 2 price ($/L)

Admixture 2 consumption (/m³)

Water price ($/m³)

Water consumption (m³/m³)

B. Energy ($/m³)

Electricity consumption (kWh/m³)

Electricity rate ($/kWh)

Diesel consumption (L/m³)

Diesel price ($/L)

C. Labour (per m³)

Batching operator rate ($/hr)

On-costs (%)e.g. 30 for 30%

Hours per day

Loader/forklift operator ($/yr)

QC / testing ($/yr)

Maintenance hours per year

Maintenance rate ($/hr)

D. Indirects & Delivery

Indirects total ($/yr)

Delivery variable cost ($/m³)

Financial Parameters

Asset life (years)

Discount rate / WACC (%)e.g. 10 for 10%

Salvage value ($)

Quality Costs

Rework / reject rate — external (%)e.g. 1 for 1%

Rework / reject rate — internal (%)

Enter your inputs then click Calculate ROI to see your full analysis.

Precast Concrete ROI Calculator

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