Calculate the rate. See every layer.

Ten guided tools for resource rates, productivity, labour, material consumption, plant cycles, preliminaries, goods, services, margin, cash and evaluation. Values stay in your browser only.

10 calculatorsSouth African randEditable assumptionsInstant results

Detailed rate builder

Build one BOQ unit from direct resources through risk, overhead and target margin. Enter all amounts on the same unit basis.

Cost → price

Item and unit

Direct resources per BOQ unit

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Commercial layers

Direct cost / unit—
Indirect + risk—
OH recovery—
Tender rate / unit—
Extended tender amount excl. VAT—

Percentages are a teaching structure. A real estimate should use quantified preliminaries and identified risk where possible, and must state each percentage base.

Productivity calculator

Calculate output, labour-hours per unit and crew cost per unit using paid and productive time.

Output model
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Output/hour—
Labour-hours/unit—
Paid cost/productive hour—
Labour cost/unit—

Labour burden calculator

Convert basic pay and employment-related additions into a burdened hourly and productive rate.

Employment cost
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Enter verified actual percentage.
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Monthly employer cost—
Paid hourly cost—
Productive hours/month—
Effective productive rate—

This tool does not prescribe statutory rates. Replace all assumptions with current legislation, bargaining/sector requirements, payroll and company policy.

Material consumption calculator

Convert thickness or coverage, layers, waste and landed price into material cost per BOQ unit.

Consumption
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Net consumption—
Gross consumption—
Waste quantity—
Material cost/BOQ unit—

Plant cycle and unit-cost calculator

Calculate cycle output, hourly cost and cost per production unit.

Cycle analysis
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Cycles/hour—
Adjusted output/hour—
Operating cost/hour—
Cost/output unit incl. mob.—

Preliminaries calculator

Separate fixed, time-related and value-related project indirects and calculate a transparent recovery.

Project indirects
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Fixed total—
Time-related total—
Value-related total—
Total preliminaries—
Illustrative allocated recovery per unit—

Supply tender unit-price calculator

Build accepted delivered-unit cost from purchase quantity, rejects, logistics, installation, warranty and margin.

Goods
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Units purchased—
Cost/accepted unit—
OH/unit—
Tender price/unit—
Total tender amount excl. VAT—

Recurring-service calculator

Calculate monthly coverage, deployed labour, relief, supervision, consumables, equipment and selling price.

Monthly service
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Coverage hours/month—
Labour incl. relief—
Total cost + OH—
Tender price/month—

Markup and margin converter

See why a percentage added to cost is not the same percentage of the final selling price.

Profit algebra
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Selling price—
Profit—
Markup on cost—
Profit margin—

Cash finance and preference points

Calculate simple funding exposure and acquisition price points. Use a full monthly cash flow for real contracts.

Commercial test

Simple funding exposure

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Preference price points (acquisition)

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Simple finance cost—
Price points—
Goal points entered—
Total points—

Use the system, goals, evidence and formula stated in the live tender and current applicable rules. This teaching calculator does not decide acceptability or award.