EN 206 Concrete Mix Design Calculator — Professional Excel Tool

EN 206 Concrete Mix Design Calculator — Professional Excel Tool

Design, validate and document concrete mixes in one structured Excel workflow.

ConStruct Concrete Mix Design Calculator is a professional Excel-based tool developed for concrete mix design and validation based on EN 206:2013+A2:2021.

It goes beyond a basic mix proportion calculator by combining durability-related design criteria, strength criteria, material properties, moisture corrections, production quantities, cost calculations and professional output reports in a single structured workflow.

Key Features

• EN 206-based mix design workflow

Determine governing water/cement ratio and minimum cement content based on strength and exposure requirements.

• Multiple exposure classes

Evaluate up to four simultaneous exposure conditions and automatically identify the governing requirements.

• Durability advisory checks

Includes strength-class advisory based on EN 206 Annex F reference guidance, together with XD/XS chloride-exposure and XA chemical-exposure advisory checks.

• Absolute volume mix proportioning

Calculate cement, water, fine aggregate and coarse aggregate quantities using material densities and mix parameters.

• Aggregate moisture correction

Account for actual aggregate moisture and absorption to calculate corrected batch quantities and added water.

• Admixture support

Include air-entraining and superplasticising admixtures within the mix design workflow.

• Production scaling

Convert the calculated mix from 1 m³ proportions to practical production quantities.

• Cost calculation

Calculate material cost per cubic metre using your own material prices.

• Built-in validation and warnings

Integrated checks, warnings, errors and engineering notes help identify inconsistent or incomplete input data.

• Professional output reports

Generate structured Mix Design and Mix Recipe outputs suitable for review, documentation and practical use.

Designed for Real Engineering Workflows

The calculator is intended for:

• Concrete technologists

• Civil and materials engineers

• Ready-mix concrete producers

• QA/QC professionals

• Engineering consultants

• Contractors and construction professionals

• Students and educators working with concrete technology

The workbook uses a structured step-by-step process so that inputs, calculations and outputs remain transparent and easy to review.

What’s Included

Your download includes:

• EN 206 Concrete Mix Design Calculator v1.1 — Excel workbook

• Quick Start Guide

• User Manual

• Technical Specification

• Engineering Methodology Overview

• Technical Notes — Validation & Product Integrity

• Verification & Validation / Case Studies

• Worked Examples documentation

• Three completed Excel worked-example files

A quick demonstration video is available in the product gallery.

Two Licence Options

Standard License — €79

Protected Excel v1.1 version for individual professional use.

Commercial / Editable License — €199

Editable Excel v1.1 version for professional and commercial use.

Both versions include the complete calculation workflow, documentation and case studies.

Excel-Based — No VBA Required

The calculator is built entirely in Microsoft Excel and does not require VBA or macros, making the calculation logic transparent and keeping the workflow within a familiar engineering environment.

Important

This tool is intended to support professional concrete mix design and engineering judgement. Users remain responsible for verifying project-specific requirements, applicable national provisions, material data, trial mixes and compliance with contractual and regulatory requirements.

Developed by ConStruct Engineering Tools — practical engineering tools built for professional workflows.