How does the calculator handle waste?

The tool allows you to input a `wastePercentage` for every calculation. This ensures that your final volume includes a buffer for uneven subgrades, spillage, or formwork deflection.

Can I calculate rebar needs alongside concrete?

Yes, by using the `query_rebar_quantity` tool, you can input your area dimensions and spacing to get the total number of pieces and linear feet required for reinforcement.

Does it support metric measurements?

Absolutely. Most tools include a `useMetric` parameter that allows you to switch between imperial (feet/inches) and metric (meters/cm) systems.

Concrete Material Calculator MCP Connector for Claude

A+

Estimate concrete volume, bag quantities, costs, and rebar requirements for any project.

6 tools Official Updated Oct 1, 2026 Official Vinkius Partner

More Details Connect to Claude

The Concrete Material Calculator is an engineering utility designed to simplify material estimation for construction projects. Whether you are pouring a simple slab, structural footings, vertical columns, or complex staircases, this tool provides precise calculations for volume in both cubic yards and cubic meters. It also calculates the exact number of 40lb, 60lb, and 80lb pre-mixed bags required, along with an estimated cost estimate to help you budget effectively. Additionally, use query_rebar_quantity to determine the total pieces and linear footage of rebar needed for your reinforcement grid. This tool accounts for waste percentages to ensure you never run short during a pour.

concreteconstructionengineeringmaterial-calculatorestimation

Connect to Claude

Subscribe on Vinkius, then add this connector to Claude.ai or Claude Code.

① Claude.ai (web app)

Go to Settings → Connectors → Add custom connector
Paste the MCP endpoint URL below

https://edge.vinkius.com/vk_preview_lS7ros4TDwayIH1orVYRSZh2VimrNE006K61wVz1/mcp

② Claude Code (terminal)

claude mcp add --transport http concrete-material-calculator https://edge.vinkius.com/vk_preview_lS7ros4TDwayIH1orVYRSZh2VimrNE006K61wVz1/mcp

③ Claude Desktop

Add to claude_desktop_config.json:

{
  "mcpServers": {
    "concrete-material-calculator": {
      "url": "https://edge.vinkius.com/vk_preview_lS7ros4TDwayIH1orVYRSZh2VimrNE006K61wVz1/mcp"
    }
  }
}

Get full access on Vinkius

The preview token above works for testing. Powered by Vinkius.