dredging system News

  • Dredge pumping systems improve with VFD motor controls

    Pumps and Systems recently published an article by Christopher Jaszczolt titled “VFDs Improve Motor and Pump Control”. The article discussed current applications of variable frequency driven (VFD) motor controls as an excellent method to improve on mechanical control methods. VFD control systems have gained market share and visibility in the past decade as an excellent motor control ...


    By SRS Crisafulli, Inc.

  • IMS Introduces GeoPool Dredge Dewatering Technology

    IMS is pleased to announce the acquisition of a patent pending state-of-the-art dewatering technology that is inexpensive, reusable, scalable, and does not require polymers. The technology was invented by an IMS Versi-Dredge customer and then successfully trialed in the United States and Europe. IMS recently sold several GeoPools to a customer in the U.S.   ...

  • Proactive Dredging: a little now or a lot later

    If public works departments had a list of fun things to do, dredging sediment out of holding ponds would not be on it. It’s like cleaning the shower in your bathroom. Whether you make it a frequent quick job or an occasional laborious task, time and effort must be set aside to maintain a fixture that is as critical as it is uninteresting. This is the scenario that played out for ...


    By SRS Crisafulli, Inc.

  • Dragflow expands it line of high efficiency dredges

    The Dragflow network, one of the most extended, thrustable and successful team in the pump and dredging business, has been working hard in the last two years to develop and market the most complete, competitive and efficient line of dredges. In addition to the three traditional dredge's designs, steel cable, telescopic boom and ladder dredge, Dragflow's introduced a new line of remote controlled ...


    By Dragflow S.r.l.

  • Water quality protected during dredging of Somerset Levels

    A special monitoring system is helping protect water quality on the Somerset Levels and Moors where a major dredging operation is under way following severe flooding. The system, which was supplied by OTT Hydrometry and installed by Wavelength Environmental, is designed to protect the river ecology by issuing email alerts if water quality deteriorates beyond pre-set conditions. Any such alerts ...


    By The OTT Hydromet Group

  • Mud Cat™ Auger Dredge used in `Perfect Project`

    Experienced public works directors don't need a crystal ball to see into the future. When the EPA established new water quality regulations in 2005, the public works officials in Cobb County, Georgia, knew that major rehabilitation work at their water treatment plants was on the horizon. The Cobb County-Marietta Water Authority (CCMWA) in suburban Atlanta recently completed the largest dredging ...

  • Sixth Season of Hudson River Dredging Begins; Historic Dredging Project Draws to a Close; Next Up: Cleaning Up Floodplains

    Today, U.S. Environmental Protection Agency Regional Administrator Judith A. Enck announced the start of the sixth, and final, season of dredging of PCB-contaminated sediments from the bottom of the Hudson River. The historic dredging project – one of the largest and most complex cleanups in Superfund history – began in 2009. The EPA is overseeing the dredging project that is being ...

  • LWT Dredge Replaced with Updated PHE20 After 16 Years of Operation

    In 1999, RMB Enterprises purchased their first Liquid Waste Technology, LLC (LWT) radio-remote controlled dredging system. The system was specifically designed to operate in a wastewater lagoon at a steel manufacturing facility in Ohio.   After years of dedicated and uninterrupted service from the dredge, RMB Enterprises decided to retire ...

  • Plug and Play Dredging: how to Move Sediment to the Drying Bed

    Got a minute? Watch a one minute video of the plug and play SD-110 Rotomite dredge in the Philippines. "Plug and Play" is a catchphrase of USB computer gadgets, representing equipment that can be connected to a system and used immediately. No system configurations; ...


    By SRS Crisafulli, Inc.

  • Mud Cat MFD-1000 Dredges Operating in the Tigris and Euphrates Rivers

    Multiple amphibious, multi-function dredges from Mud Cat are operating in Iraq to clean various dams and barrages that are positioned along the Tigris and Euphrates Rivers. Iraq’s Ministry of Water Resources (MWR) purchased the MFDs to remove accumulated silt, sand, and vegetation at each dam’s basin. By performing regular dam maintenance, Iraq’s MWR can maintain the designed ...

  • Innovative dredging technology accelerates removal of residual contamination in Ashtabula River

    The US EPA's Great Lakes National Program Office (GLNPO) and their non-federal sponsor, the Ashtabula City Port Authority, along with the State of Ohio, the U.S. Army Corps of Engineers (USACE), and a consortium of private companies collaborated to design and implement an innovative approach for addressing extensive sediment contamination in a portion of the Ashtabula River near Lake Erie. The ...

  • Dragflow presents a new line of dredges, fully wireless remote controlled

    Dragflow, a worldwide player in dredging and mining solutions, extends its wide range of products launching on the market a new line of dredges, fully wireless remote controlled. The innovative system has been completely designed, manufactured and tested by Dragflow’s technicians and engineers, that use their expertise gained working for several years in the company, in order to assure the ...


    By Dragflow S.r.l.

  • EPA concludes season’s dredging of New Bedford harbor contaminated sediment

    This latest dredging effort started in May 2011 and focused on the northern cove on the Acushnet side of the Harbor and off-shore from the Titleist facility on Hadley Street in New Bedford. Approximately 11 acres of sediment were dredged this year, resulting in the removal of more than 21,600 cubic yards of contaminated sediment. Dredging activities will resume again in Summer 2012. The dredged ...

  • Another Successful Year of Hudson River Cleanup Draws to a Close; One More Year of Dredging Expected

    The U.S. Environmental Protection Agency announced that next week the Hudson River dredging will conclude for the year. Dredging is expected to continue in spring 2015. To date, about 2.5 million cubic yards of sediment contaminated with polychlorinated biphenyls (PCBs) have been removed. In 2014 approximately 575,000 cubic yards of PCB-contaminated sediment were dredged from the bottom of the ...

  • Liquid waste technology LLc installs new diesel powered remote controlled dredge

    Liquid Waste Technology (LWT) has delivered and installed its new remote controlled diesel powered Mud Cat™ dredge to the Minera Esperanza mine site in Chile. The new remotely operated dredge has stainless steel construction, an extreme duty Toyo™ mining pump and reliable Cat™ 78 HP diesel engine for handling tailings in mining ponds. The radio remote operated dredge is all ...

  • Polymer Systems Brochure

    PHOENIX Process Equipment Co. shows its auto/CHEM™ Polymer Systems in a new brochure.  The PHOENIX Model D auto/CHEM™ Dry Polymer System meters and mixes dry chemicals with water and delivers the slurry to thickening and/or dewatering equipment.  Compact, skid-mounted packages including dry polymer storage, wetting hopper, pumps, piping train, and controls simplify installation and ...

  • USA: Genesis Fluid Solutions Mobil RDS System

    Genesis Water Solutions, a Colorado Corporation, is pleased to announce the availability of our mobile Rapid Dewatering System (RDS) using the Joshua process to separate fine particulates. Now, for the first time in the industry: Dredged slurry (fine material) is instantaneously dewatered Dewatering at the same rate the dredge slurry is delivered Small ...


  • WFS receives funding to develop subterranean environmental monitoring system

    Thanks to new technology pioneered by WFS, the environmental industry stands to benefit from higher performance, cheaper, and more easily deployable wireless monitoring systems. With the support of a SMART Award from the Scottish Government, WFS will conduct an 8-month feasibility study into the development of the world’s first underwater and underground RF communication system designed ...


    By WFS Energy & Environment

  • New ocean monitoring system provides safe and efficient information on water and wind

    Mariners can now get free real-time information on water and wind conditions for the Port of Gulfport, Miss., from a new NOAA ocean observing system at the port. The NOAA Physical Oceanographic Real-Time System (PORTS®) at Gulfport provides observations of currents, water and air temperature, barometric pressure, and wind speed, gusts and direction through an easy-to-use Web portal at ...

  • PHOENIX Process Equipment Co. shows its auto/CHEM™ Polymer Systems in a new brochure.

    The PHOENIX Model D auto/CHEM™ Dry Polymer System meters and mixes dry chemicals with water and delivers the slurry to thickening and/or dewatering equipment. Compact, skid-mounted packages including dry polymer storage, wetting hopper, pumps, piping train, and controls simplify installation and start-up. Automatic (PLC) controls are available for maximum operational flexibility. PHOENIX ...

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