How are lateral load devices provided for a deck being attached to an existing home?

If the basement ceiling is not finished, it can be installed on the existing floor/ceiling assembly. New proprietary products are available that allow the user to comply with IRC requirements and can be installed from the exterior of the house with lag screws and other fastening systems.

This FAQ is based on the presentation of BCD303 – Design for Code Acceptance No. 6 – Prescriptive Residential Deck Construction Guide.

Also, see Page 12 of Part II: Design Values for Structural Members for background on the Wet Service Factor.