910 Sponge-Jet was Used Over Water on Cape Lambert Wharf to prepare for coating on the sections connecting structural headstock to pylons. Silver 60 Sponge Media™ abrasives we used to prepare coatings on 300 pylons, 150 head stocks and 40 dolphins. The Sponge-Jet process achieved the White Metal Blast Cleaning (NACE 1 / SSPC SP-5 / Sa3) specified finish and the 50-75microns (2-3mils) required profile.