Overview The original coating located in the water ballast tanks onboard the crude oil tanker was showing considerable wear & tear damage in the form of corrosion. The tanks therefore had to be refurbished. Challenge Grit blasting was not permissible. Patch repair work was required to be carried out in many areas where accessibility was difficult, and without damaging the intact coating. Solution The tanks were water-jetted to WJ-3 standard before one stripe coat and one full coat of solvent-free, wet & rust tolerant epoxy Epo-chemTM RS 500P were applied. Vitally, due to the unexpected scale of the project, certain additional areas of the ballast tanks had to be coated in a conventional, solvent-based paint from a different coating manufacturer. This paint w

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