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Technical Bulletins - 2020 to Current

The Technical Bulletins listed below are to be used only for construction projects that were submitted on or after January 1, 2020. For projects submitted before January 1, 2020, please refer to the navigation menu on the left.

B-02 2020-Current: Application of Building Code Provisions to Partially Developed Areas in Residential Construction

B-03 2020-Current: Barn Hay Loft Door

B-05 2020-Current: Cable Rails

B-06 2020-Current: Chain Link Fence Permit Requirements

B-07 2020-Current: Class "A" Roof Requirements

B-09 2020-Current: Code Requirements for Residential Stairs

B-10 2020-Current: Concrete Stoop Adjacent to Wood Framing

B-14 2020-Current: Residential Special Inspection and Structural Observation

B-21 2020-Current: Required Exit Doors in Garages

B-27 2020-Current: Timber Connectors and Fasteners for Use with Pressure-Treated Wood

B-28 2020-Current: When is a Soils Investigation Required?

B-29 2020-Current: Residential Wind Design Criteria

B-31 2020-Current: Residential Straw Bale Construction

B-32 2020-Current: Sleeping Cabins (Units)

B-34 2020-Current: Roof Drainage

The California Plumbing Code (CPC) requires roof areas to be drained by roof drains or gutters.

B-35 2020-Current: Fireplaces

B-36 2020-Current: Plans Requiring Design by Licensed Architect or Engineer

B-37 2020-Current: Building Permit Application Stamp and Signature Requirements

B-39 2020-Current: Sonoma County Facility Safety Inspections

B-40 2020-Current: Special Occupancy Parks v. Organized Camps

B-41 2020-Current: Residential Pier Foundation Special Inspection

B-42 2020-Current: Design Criteria for Bridges

B-43 2020-Current: Foundation Reports for Fire Damaged Structures

B-44 2020-Current: Geotechnical Guidelines for Fire Rebuilds

B-45 2020-Current: Hoop House Membrane Structures for Cannabis Cultivation

The purpose of this technical bulletin is to clarify the permitting and construction requirements for both temporary and permanent membrane structures for Group U (Utility and Miscellaneous) occupancies used for cannabis cultivation. Hoop house membrane structures are used to extend the growing season by creating a protected interior environment.