need to fabricate steel spreader beam of 4 met span to lift a capacity of 25 tons with lifting eyes 3 on d top side and 2 on d lower side with stiffners and supports as necessary.
with engineering calculations for approval.
15 freelancers are bidding on average $72 for this job
I'm a mechanical engineer and can perform the complete stress analysis of the structure. We can use Creo and Ansys to generate the pictures and schematics for the structures as well.