Cashman “Cashes in” on New Poseidon Sectional Hopper’s Efficiencies! Cashman Dredging and Marine Contracting using Poseidon P2 40x10x7 Hopper Barges in New Bedford, MA. Learn More On Posted on August 23, 2018July 10, 2019 by Poseidon Barge to Featured, News, P2 Hopper Sectional Barge, Projects TagsBargeDredgeHopper PreviousPrevious post:CORSAIR CONSULTING DRILLS DEEP OFF POSEIDON® BARGES NextNext post:Chicago Steel utilizes the Poseidon P-10!