Page 95: of Marine News Magazine (November 2015)

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tilted the decision in favor of the 875 material handler and times signi? cantly. Whereas, it had previously taken opera- the order was placed. tors 4 to 5 hours to load a barge with back-? ll material, our “The SENNEBOGEN 875 R-HD’s extended reach SENNEBOGEN was able to do the same operation in two (K21, 68’7”) and its ability to handle a 6-yd. clamshell hours. During an evaluation meeting, company of? cials bucket were the key determining factors,” says Harbert. made it very clear that they would not have been able to “We decided to go with the electrically-powered machine meet their contractual obligations without the aid of our because we would be working on a river and wanted to facility and our SENNEBOGEN material handler.” minimize the potential risk of spills from the machine. We Harbert says his operators are very happy with the sim- also wanted to hold ourselves to a higher environmental plicity, performance and the responsiveness of the SENNE- standard. Minimizing the noise level of operating the ma- BOGEN 875 R-HD machine, joking that other contractors chine was a factor, too.” experienced “green envy” when they witnessed Waste Man- agement’s material handler in operation at the Duwamish

Environmental Hurdles, Changing Requirements: site. “They wanted to get one of these machines,” he says. no problem for the 875 R-HD “It has de? nitely been a great asset to our operation.”

Unfortunately, environmental hurdles and requirements slowed development of the Duwamish site. “After Waste Duwamish River Dredging & Remediation:

Management became the long-term tenants of the site in a long-term project

April 2014, we were unable to begin construction of rail- The dredging and remediation of the Duwamish River road tracks as there still had to be more site assessment will continue for many more years. The river is an EPA- work done by the state environmental regulatory agency,” managed Superfund site with plans to move over 1 mil- says Harbert. “As a result, the Boeing material could not lion cubic yards of contaminated dredge sediment over come to the Duwamish site and it had to be processed at the next several years. Harbert says Waste Management’s a third-party facility on the river.” The good news is that Duwamish site will be fully operational within a year or so

Waste Management’s SENNEBOGEN 875 R-HD has and will be very much a part of that ongoing remediation been put to productive use in the meantime. project. He says the company is also bidding on similar “While we wait for the necessary approvals, what is hap- dredge operations elsewhere. No doubt Sennebogen will a pening at our Duwamish site now is the off-loading of clean part of their plans, when they do. That’s because Stanley, back-? ll material from trucks onto barges to be taken to ? ll North Carolina-based Sennebogen offers a complete range in the holes left by the dredging,” says Harbert. “Our SEN- of purpose-built machines to suit virtually any material

NEBOGEN 875 R-HD has been phenomenally ef? cient handling application. and productive in this operation, cutting barge-loading www.sennebogen-na.com 95 www.marinelink.com MN

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