{
  "name": "掘削土量計算機・土のほぐれ率見積もり",
  "short_name": "掘",
  "description": "掘削前の地山土量（地山積）を計算し、砂、表土、粘土、砂利のほぐれ率（膨張率）を考慮したほぐれ土量を推定します。",
  "start_url": "/ja/utilities/categories/diy/excavation-volume-soil-swell-calculator/",
  "scope": "/ja/utilities/categories/diy/excavation-volume-soil-swell-calculator/",
  "icons": [
    {
      "src": "/images/utilities/excavation-volume-soil-swell-calculator.webp",
      "sizes": "512x512",
      "type": "image/webp",
      "purpose": "any"
    }
  ],
  "theme_color": "#0f172a",
  "background_color": "#0f172a",
  "display": "standalone",
  "orientation": "portrait"
}