Shot blast all areas to completly remove all coatings
Following removal of all coatings dust off well (primer coat will be applied to all blasted steelwork at the end of each day)
Apply overall one coat of Interseal 670HS high solids surface tolerant epoxy aluminium primer
Apply overall three coats of Interchar 1260 water borne intumescent coating to the required DFT.
Apply overall two coats of a two pack recoatable polyurethane semi gloss finish.