• FM-6250, Structural Concrete Do Not Remove
  • FM-6240, High Voltage
  • FM-6230, WARNING This building is protected with a vapor control barrier. Any proposed penetration or alteration of the floor slab requires notification of the building official and inspection by a qualified engineer.
  • FM-6220, WARNING This building is protected with a methane gas control barrier. Any proposed penetration or alteration of the floor slab requires notification of the building official and inspection by a qualified engineer.
  • FM-6210, WARNING Post Tension Slab Do Not Cut or Core
  • FM-6200Y, Post Tension
  • FM-6200R, Post Tension
  • FM-6150, No Dumping! Drains to Delta
  • FM-6140, No Dumping! Flows to Bay
  • FM-6110, No Dumping! Flows to River/Creek

Hover to see part number. Click to enlarge.