vacuum and blow and make sure that a pick will not penetrate the structure, meaning you have good solid metal. We are currently doing one in our shop and have at least 200 pictures of the work, we do this all of the time, but nothing like fresh work
QUOTE(930cabman @ May 2 2023, 12:12 PM)
Repairing a hell hole and neighboring area I have opened up the longitudinal to discover quite a bit of rusting/debris. I would say when scraped and vacuumed out it's about a cup full. How crazy do we need to go with this?
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