- Field treatment of all end cuts and borings, including plumbing and electrical holes, is required on all lumber and timbers over 2” in thickness. Field treatment shall be either a 2% solution (copper metal basis) of Copper Naphthenate or a 10% solution of DOT, or another end coat preservative approved by Osmose, Inc.
- Use industry accepted good construction practices for the construction of all wood member assemblies.
- Construction shall meet or exceed state and local building codes and standards.
- Comply with local, state, and federal safety regulations when installing framing and sheathing.
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