State directory
7 PE-sealed letters across 4 cities.
Cities in Washington
Construction verification letter — engineering consultation and revised plans to address noncompliant structural work and field issues for permit completion (per IRC 2018).
Manufactured home foundation letter — certification that the foundation meets HUD-7584 requirements for a permanent manufactured-home installation (per HUD-4930.3, HUD-7584, WA State Building Code).
Construction verification letter — approves substitution of 15/32-inch OSB sheathing for 3/4-inch plywood sheathing on exterior walls of studio construction project.
Construction verification letter — verification that the sunroom ledger profile bolt spacing meets design specifications and code requirements.
Construction verification letter — verification of bolts and connection spacing for a sunroom addition during construction phase.
Construction verification letter — engineering consultation during construction of a sunroom addition addressing field conditions and installation questions.
Structural modification letter — engineering consultation for sunroom addition framing, specifically clarifying LVL beam installation around existing truss members.
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