Here's an update from my own research of the rules and regs (and I'm paraphrasing from memory). The WA State Department of Labor and Industries says you can't alter the structure (i.e. the Manufactured or Mobile Home "MH") where such alteration would in some way compromise the structural i...

We are putting a new roof over the double-wide MH. It will be self-supporting (post and beam construction on the outer perimeter) without adding any weight to the existing roof. New roof pitch will be 5:12 with metal roofing material so our 3 to 5 feet of snow will side without me getting up on the ...