Below grade plumbing / mechanical and Slab Insulation Inspection

**This information includes most, but possibly not all requirements**
During your inspection the inspector will be looking for: 

  • Site address marked, for locations see permit condition
  • Building permit
  • Below grade heating & mechanical components installed & under pressure (including radiant & forced air systems)
  • Below grade plumbing installed under pressure
  • Slab insulation installed
  • Mason County approved building plans and site plan
  • **Approved site plans are required to be on-site with the approved plans at all times**
  • Additional inspections may be necessary as required by the Building Official, Fire Marshal, other Mason County Department, or engineer or geologist of record.
  • All construction must conform to the Mason County approved building plans and is subject to field corrections