Needed Inspections

The following is a list of the required inspections, each project differs from another, therefore, some inspections may not apply to your project. If you are uncertain if an inspection is required, contact the Building Division at 425.806.6107. It shall be the duty of the person doing the work to notify the Building Division that such work is ready for inspection.

    1. Footing and foundation inspection. Footing and foundation inspections shall be made after excavations for footings are complete and any required reinforcing steel is in place. For concrete foundations, any required forms shall be in place prior to inspection. Materials for the foundation shall be on the job, except where concrete is ready mixed in accordance with ASTM C 94, the concrete need not be on the job.

    2. Concrete slab and under-floor inspection. Concrete slab and under-floor inspections shall be made after in-slab or under-floor reinforcing steel and building service equipment, conduit, slab insulation, piping accessories and other ancillary equipment items are in place, but before any concrete is placed or floor sheathing installed, including the sub-floor.

    3. Lowest floor elevation. In flood hazard areas, upon placement of the lowest floor, including the basement, and prior to further vertical construction, the elevation certification required in IBC Section 1612.5 or IRC Section R323 shall be submitted to the building official.

    4. Exterior wall sheathing inspection. Exterior wall sheathing shall be inspected after all wall framing is complete, strapping and nailing is properly installed but prior to being covered.

    5. Roof sheathing inspection. The roof sheathing shall be inspected after all roof framing is complete. No roof coverings shall be installed until inspections are made and approved.

    6. IMC/IPC/GAS/NEC rough in inspection. Rough in mechanical, gas piping, plumbing and electrical shall be inspected when the rough in work is complete and if required, under test. No connections to primary utilities shall be made until the rough in work is inspected and approved.

    7. Frame inspection. Framing inspections shall be made after the roof deck, wall sheathing, all framing, fire blocking and bracing are in place and pipes, chimneys and vents to be concealed are complete and the rough electrical, plumbing, fire suppression piping, heating wires, pipes and ducts are approved and the building is substantially dried in.

    8. Flashing and exterior weather barrier inspection. Flashing and exterior weather barrier inspections shall be made after flashing and weather barrier materials have been installed, but prior to any of the work being covered. Subject to the approval of the building official, periodic inspections may be made during the course of construction.

    9. Lath inspection and gypsum board inspection. Lath and gypsum board inspections shall be made after lathing and gypsum board, interior and exterior, is in place, but before any plastering is applied or gypsum board joints and fasteners are taped and finished.

    Exception: Gypsum board that is not part of a fire-resistance rated assembly or a shear assembly.

    10. Fire-resistant penetrations. Protection of joints and penetrations in fire-resistance-rated assemblies shall not be concealed from view until inspected and approved.

Energy efficiency inspections

    A. Envelope inspections shall include the following:
          

        1. Wall Insulation Inspection: To be made after all wall insulation and air vapor retarder sheet or film materials are in place, but before any wall covering is placed.

        2. Glazing Inspection: To be made after glazing materials are installed in the building.

        3. Exterior Roofing Insulation: To be made after the installation of the roof insulation, but before concealment.

        4. Slab/Floor Insulation: To be made after the installation of the slab/floor insulation, but before concealment.

    B. Mechanical system inspections shall include the following:
          

        1. Mechanical Equipment Efficiency and Economizer: To be made after all equipment and controls required by this Code are installed and prior to the concealment of such equipment or controls.

        2. Mechanical Pipe and Duct Insulation: To be made after all pipe, fire suppression piping and duct insulation is in place, but before concealment.

    C. Lighting equipment and controls inspections shall include the following:
        

        1. Lighting Equipment and Controls: To be made after the installation of all lighting equipment and controls required by this Code, but before concealment of the lighting equipment.

        2. Motor Inspections: To be made after installation of all equipment covered by this Code, but before concealment.