Hi there,
I can calculate preliminary if only there is a drawing file attached. We just need to check the stability of the structures, and if it passed so we don't need to improve the structure.
Relevant Skills and Experience
I've almost often got the tasks like this in my local place. You are welcome to check my portfolio for sure and check my field experiences listed in my profile page.
Proposed Milestones
$123 USD - final delivery work milestone