16 gauge steel weighs 2.5 lb /ft^2 so the total lid would be 60 lbs in skin alone
12 gauge aluminum is what I used on the other lid and it weighs 1.14 lb/ft^2 so the lid skin would weigh 27.5 lbs
12 gauge aluminum is what I used on the other lid and it weighs 1.14 lb/ft^2 so the lid skin would weigh 27.5 lbs