Sequential Listing of Inspection Types

The following is a listing of the inspections to be performed when building residential occupancies in Williamsburg County. This listing is sequential.

Williamsburg County approved plans shall be on-site for review during the inspection process. Permits shall be posted for the job duration.

For More Information

For more information, visit the South Carolina Department of Labor, Licensing and Regulation website.

  1. Foundation
  2. Slabs
  3. Piers &/or CMU Wall Inspections
  4. Wall/Roof Sheathing
  5. Rough-in Inspection
  6. Framing
  7. Insulation Inspection
  8. Temporary Power
  9. Final Inspection
  • Permit is to be posted in a conspicuous area. Not subject to the weather.
  • Williamsburg County approved plans are to be on-site for review.
  • Footing inspection shall have all required rebar in place.
  • Vertical reinforcement shall be bent in an "L" configuration and the short bend section of the "L" shall be tied in place to the top of the main runners. All rebar shall maintain 3 inches of clearance between earth and the rebar.
  • Rebar is prohibited from being used as grade stakes.
  • Wood, polyvinyl chloride (PVC), or completely coated metal grade stakes are acceptable.
  • Footing shall be cleared of all roots, vegetation, and water.
  • Clay brick shall not be used to support main runners of rebar. Cement brick is acceptable.
  • Manufactures (Simpson and USB) require that foundation straps be inserted into hollow masonry block. Foundation straps installed outside of block work is no longer acceptable.
  • In seismic categories C, all homes shall have hold down requirements that meet the following:
    • Within 12 inches of each corner
    • 6 feet on center around the perimeter of the home
    • Embedment of anchor bolts shall be a minimum of 7 inches
  • Homes constructed in seismic zones D0, D1 and D2 shall have anchoring as follows:
    • Within 12 inches of each corner
    • 6 feet on center around the perimeter of the home
    • Plate washer’s 3 inch by 3 inch by 1/4 shall be used on all anchor bolts
    • Anchor bolt embedment shall be 7 inches
    • Homes over two stories in height shall have hold down strapping or anchoring spaced at 4 feet on center, and within 12 inches of each corner
  • A continuous footing in seismic zones DO, D1, D2 shall support interior load bearing walls. Anchorage shall be 6 feet on center and within 12 inches of each end of the bottom plate.
    • This also applies to townhouses in seismic zone C.
  • Corner piers on pier curtain walls shall consist of 2 to 8 inch by 16 inch solidly poured hollow masonry block each direction in all seismic zones. All piers shall be poured solid with type M or S mortar in areas of vertical reinforcement and piers containing hold down requirements shall also meet this same requirement. Pier curtain wall shall not exceed 4 feet.
    • On July 1, 2009 max height shall be 3 feet unless engineer plans are provided.
  • Termite treatment shall be accomplished prior to pour. If some type of post approved method of termite treatment is to be used, this information shall be provided at the time of scheduling an inspection.