Concrete Calculator: Get Precise Volume Estimates for Your Project

Welcome to Rediviva's Online Concrete Calculator! Accurate concrete estimation is crucial for any successful building project, from pouring a simple patio slab to constructing robust foundations, walls, columns, or stairs. Our free, user-friendly tool takes the guesswork out of ordering, ensuring you get the precise volume of concrete needed for your specific project. Developed with Rediviva's deep expertise in property restoration and construction, this calculator empowers both homeowners and professionals to plan confidently and minimize waste.

Concrete Calculator

Concrete Calculator

Calculate the amount of concrete and materials needed for your project.

Aedes Rediviva - Concrete calculator page
    • Versatile Project Types: Accurately calculates concrete for various shapes including slabs (rectangular, circular), footings, walls, columns, and stairs.

    • Customizable Mix Ratios: Select from common predefined mix ratios or define your own for cement, sand, and aggregate.

    • Metric & Imperial Units: Seamlessly switch between cubic meters/kilograms and cubic yards/pounds to match your project's specifications.

    • Integrated Waste Factor: Easily account for material waste (we recommend a small percentage) to ensure you have enough.

    • User-Friendly Design: Intuitive interface for quick input and instant volume results.

    1. Select Your Project Type: Choose the specific shape you're building (Slab, Footing, Wall, Column, or Stairs).

    2. Input Dimensions: Enter the precise length, width, and depth (or height) for your chosen project type. Remember to use consistent units.

    3. Choose Mix Ratio (Optional): Select a predefined concrete mix or enter custom proportions for cement, sand, and aggregate if required.

    4. Add Waste Factor: Specify a percentage for potential waste (typically 5-10% is recommended).

    5. Calculate: Click the 'Calculate' button to instantly get your estimated concrete volume in cubic meters or cubic yards.

    • Achieve Accurate Estimates: Get the exact cubic volume of concrete needed, preventing costly over-ordering or frustrating delays due to shortages.

    • Save Time & Money: Streamline your planning, reduce material waste, and optimize your budget.

    • Simplify Complex Calculations: Our tool handles the math for various shapes and mix ratios, making complex projects manageable.

    • User-Friendly & Accessible: Designed for ease of use by both DIY enthusiasts and construction professionals.

    • Eco-Friendly Building: Minimize unnecessary material waste, contributing to a more sustainable construction process.

    • Proper Sub-Base is Key: Always ensure your sub-base (the ground beneath your concrete) is well-prepared, compacted, and free of debris for optimal strength and longevity.

    • Consider Reinforcement: For slabs, foundations, and load-bearing elements, always consider using steel rebar or mesh for added structural integrity and crack prevention.

    • Account for Slopes & Drainage: Plan for proper drainage by incorporating slight slopes if necessary to prevent water pooling on your concrete surface.

    • Curing is Crucial: Proper curing (keeping the concrete moist for several days after pouring) is vital for achieving maximum strength and durability.

    • Consult Local Building Codes: Always check local building regulations and obtain necessary permits before starting any significant concrete work.

    • Professional Consultation: For large, complex, or structural concrete projects, we highly recommend consulting with experienced professionals like Rediviva Ltd. to ensure safety and compliance.


Please note: This Concrete Calculator is provided for informational and estimation purposes only. While we strive for accuracy, actual material requirements can vary based on specific site conditions, construction techniques, and concrete mix variations. Aedes Rediviva Ltd. is not responsible for any discrepancies or losses incurred based on the Tuse of this calculator. For critical projects, we recommend professional consultation and on-site measurements.


Need Expert Concrete & Renovation Services?

While our online tools provide an excellent starting point, complex concrete work or large-scale renovations often benefit from professional expertise. If you're planning a significant build, require precise concrete pouring, or need comprehensive property restoration services in Oxford, Aylesbury, or High Wycombe, Rediviva Ltd. is your trusted partner. Our experienced team is dedicated to delivering high-quality results, ensuring your project is completed safely, efficiently, and to the highest standards.