Wood preservation facilities, general recommendations: chapter A, table 21

Routine checks

Objective: Define procedural practices that will enhance environmental and worker safety.

Operation	Recommendations
Worker safety	Follow the personnel safety precautions for all procedures from Tables 6 and Table 8. Procedure for operating practices should be available to workers.
Vent	Ensure that all vents are working properly prior to loading the charge.
Charges	Ensure that the charge is still stable (strapped).
Recycle systems	Ensure that drains or sumps are free of debris.

Objective: Monitor the charges to ensure all drippage has stopped (48hr may not be sufficient in certain conditions)

Operation	Recommendations
Condition control	Check time. Minimum times have been established for some preservatives (ACQ, CA-B), while other times will be dependent on the preservative used, wood species and type of wood (posts, lumber, poles for example).
Drip free	Material can only be removed from contained area when all drippage has stopped.

Objective: Monitor the fixation/stabilization during and after accelerated fixation/stabilization in the chamber/kiln or drip pad..

Operation	Recommendations
Condition control	Check humidity. Check temperature. Check time.
Vent	Ensure that all vents are working properly in the accelerated fixation room.
Drip free	Conduct a fixation test for CCA.
Prior to yard storage	Preservative should be fixed (for CCA) or drip free.

2017-09-10