About this calculator

Burdened labour = wage × (1 + burden %). Burden covers NI/social, pension, holiday, PL insurance, PPE — typically 25–35 % in the UK, 40–55 % in FR/DE. Bid price = (materials + burdened labour + overhead) ÷ (1 − margin).

Frequently asked questions

What does the Construction Bid & Profit Estimator do?

Turn materials, labour hours and target margin into a defensible bid price with burdened labour cost. Burdened labour = wage × (1 + burden %). Burden covers NI/social, pension, holiday, PL insurance, PPE — typically 25–35 % in the UK, 40–55 % in FR/DE. Bid price = (materials + burdened labour + overhead) ÷ (1 − margin).

Is the Construction Bid & Profit Estimator free to use?

Yes. Every calculator on Calcurly.com is free, works in your browser without sign-up, and can be embedded on your own website.

How accurate is the Construction Bid & Profit Estimator?

Results are calculated in real time using industry-standard formulas. Treat the output as a well-informed estimate — always cross-check with local regulations, product datasheets, or a qualified construction & building professional before committing to a purchase or a job.

What inputs does the Construction Bid & Profit Estimator need?

Enter values for: Materials cost (€), Labour hours, Wage per hour (€), Labour burden %, Overhead %, Target net margin %. Sensible defaults are pre-filled where possible so you can start with a single change.

Can I embed the Construction Bid & Profit Estimator on my own website?

Yes — copy the iframe snippet at the bottom of this page, or use the Embed Generator to customise the size. The embedded version stays in sync with the live calculator on Calcurly.com.