Mud slab

{
  "id": "MLC-T-IND-003797",
  "term": "Mud slab",
  "field": "Industrial and trades",
  "definition": "A thin, non-structural layer of unreinforced concrete poured over the ground before the main foundation slab. Its function is to create a clean, dry, and level working surface for subsequent construction activities, such as laying out rebar and installing waterproofing membranes. Mud slabs, also called rat slabs, are typically 2 to 4 inches (50 to 100 mm) thick and use a low-strength concrete mix.",
  "subject": "Construction",
  "translations": {
    "de": "Magerbeton-Schicht",
    "es": "losa de lodo",
    "fr": "dalle de boue"
  },
  "url": "https://mlchart.com/terminology/industrial/mud-slab/"
}