Cashman’s newest dredge featured in World Dredging this month.

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WORLD DREDGING Mining & Construction, Vol. 49, Nos. 1/2 - 08/14 www.worlddredging.com 1

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Transcript of Cashman’s newest dredge featured in World Dredging this month.

Page 1: Cashman’s newest dredge featured in World Dredging this month.

WORLD DREDGING Mining & Construct ion, Vol. 49, Nos. 1/2 - 08/14 www.worlddredging.com 1

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W o r l d D R E D G I N G M i n i n g & C o n s t r u c t i o n

Volume 49, Nos. 1/2 - 08/14 / US ISSN 1045-0343

Board of Industry AdvisorsContractors

Jim McNally West Coast Regional Mgr. & Senior VP

MANSON CONSTRUCTION CO.

William F. PagendarmV.P. & Manager, Hopper Division

GREAT LAKES DREDGE & DOCK CO.

Mark SicklesCorp.& Govt. Relations, Dredging Div.

WEEKS MARINE, INC.

Industry Associations

Mr. R.A. KolmanSecretary General

Intl Assn. of Dredging Companies (IADC)

Lawrence M. Patella Executive Director

WESTERN DREDGING ASSN. (WEDA)

Barry HollidayExecutive Director

Dredging Contractors of America (DCA)

Port ManagementThomas Costanzo

Waterways DevelopmentTHE PORT AUTHORITY OF NY / NJ

Manufacturing, Engineering & Research

Alan AlcornVice President

MOFFATT & NICHOL ENGINEERS

Ray BergeronPresident

CABLE ARM CLAMSHELL

Todd S. Bridges, Ph.D.Dir., Center for Contaminated Sediments

WATERWAYS EXPERIMENT STA., COE

Gamal H. ElsaeedChairman

Ellicott Div., BALTIMORE DREDGES LLC

Gregory L. Hartman, P.E President

Hartman Associates LLC

Arthur JaneckaDeputy District Engineer

GALVESTON DISTRICT, COE

Don R. KingPresident

DREDGE CENTRAL, LLC

Ram Mohan, P.E., PH.D.Principal

ANCHOR QEA

Robert E. RandallDirector, Center for Dredging Studies

TEXAS A&M UNIVERSITY

Ronald “Greg” HolderPresident

VOSTA Inc.

F e a t u r e s

Cashman Dredging Builds One of USA’s Biggest and Most Advanced Dredges...............................................6

Honeywell ONANDAGA LAKE Team Receives Western Dredging Association’s SAFEY COMMISION AWARD…….......................................................................................................................................................9

Shoreline restoration at Littlehaven ( UK ) for sea defence and beach amenity enhancement….....................10

The Technology of River Shore Restoration Contractor uses GPS machine control creatively…….................15

Dredge Yard on fuel saving solutions…........................................................................................................…17

Battelle’s 8th Intl. Conference on Remediation & Management of Contaminated Sediments……………......18

Cable Arm / ClamVision…….....................................................................................................................19 – 22

Texas A & M’s 44th Dredging Engineering Short Course…...........................................................................…23

How the Use of Natural Flood Defences can Protect our Coast and Rivers……...............................................25

WEDA & Texas A & M’s Dredging Summit & Expo 2014 Award Winners…....................................26 – 27, 29

TAMU - 43rd Dredging Engineering Short Course…...............................................................................30 – 34

Fugro Signs Multi-Year Hydrographic Survey Contract with U.S. Government……........................................35

Business Card Directory ................................. 36

Classi f ied . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37Adver t isers Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Head OfficePO Box 17479, Irvine, CA 92623-7479, USA; T: (949) 553-0836,

F: (949) 863-9261, E: [email protected], www.worlddredging.com

European OfficeD. Mark Carter, Manager

South Place, Derby Road,Haslemere, Surrey GU27 1BP, England / U.K.

T/F: +44 (1428) 64-2208, E: [email protected]

WORLD DREDGING Mining & Construction (US ISSN 1045-0343) is published monthly by Placer Management Corp., 17951-C Sky Park Circle, Irvine, CA 92614-4359 USA. ARTICLES: Send to editor. SUBSCRIPTION PRICES: $100 - 1 year; $180 - 2 years; $280 - 3 years; Airmail Outside-USA per year - $200. SINGLE COPIES: Previous 12 issues - $10/copy, Directory - $20; Prior issues - contact us for price and availability. ADVERTISING INSTRUCTIONS: Send insertion orders and ad copy to Sales. CHANGE OF ADDRESS: Send new address with old address to Circulation, WORLD DREDGING, PO Box 17479, Irvine, CA 92623-7479, USA.

COVER: Cashman Dredging and Marine Contracting Co., LLC ’s new dredge

DALE PYATT works alongside the FJ BELESIMO in Portland Harbor.

( See story on pg. 6 )

D e p a r t m e n t s

BOARD OF INDUSTRY ADVISORS...The individual names and affiliations of the Board of Industry Advisors are not responsible for the content of WORLD DREDGING Mining & Construction magazine. The purpose of the Board is to provide current communication with the dredging industry.

International CorrespondentKurt A. Richardson

Foreign Technical EditorDieter Giersch - E: [email protected]

Gluckstadt, Germany

Contributing EditorBaer Charlton - [email protected]

Portland, Oregon, USA

Editor / PublisherSteve RichardsonE: [email protected]

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The newest vessel to join the fleet at Cashman Dredging and Marine Contracting Co., LLC is the Dale Pyatt, a 1,200-ton, 180-ft.-long clamshell dredge with a 60 yd3 environmental bucket. Named after the President and CEO of Cashman, the dredge features state-of-the-art electronics, leads the industry in environmental compliance with its Tier 4 engines, and is the largest clamshell dredge in the country. Not only is the new crane the largest dredge crane in North America, it is the industry’s first entirely new dredge crane in over 20 years. It features 200,000 pounds (duty cycle) of line pull at a 75-ft. operating radius. TDC Cranes Ltd. designed the

crane to its T6 criteria, which means the crane is intended to complete one cycle at full load every minute for 5,000 hours per year for 20 years before requiring overhaul. TDC Cranes Ltd. is the only company to set and design to this high standard. “It is the toughest crane out there,” said Richard Gillespie, president of TDC Cranes Ltd. The Dale Pyatt meets a growing demand for large-scale dredges with unprecedented production and power in mechanical dredging. “The American dredging fleet is old,” said Gillespie. “This machine sets the standard for productivity and environ-mental friendliness. It puts Cashman at the top of technology in the United States.” Construction of the Dale Pyatt began at the May Shipyard in Staten Island, New York ( NY ) where crews assembled the barge and superstructure por-tions of the vessel. During the process, Super storm Sandy caused damage on Staten Island that halted production for several weeks. The May Shipyard team handled power outages and other challenges to keep the construction on schedule.

From there, Cashman brought the Dale Pyatt to its Quincy, Massachusetts ( MA ) headquarters in the Fore River Shipyard to fit the crane onto the barge. The shipyard has a rich history of producing military and civilian ships from 1883 until the mid-1980s, and the Dale Pyatt was the first shipbuilding project to occur there in almost three decades. More than 30 Cashman employees contributed to designing and building the vessel. The crane is equipped with a 60 yd3 environmental buck-et, one of the largest in the United States. The crane also utilized a 28 cubic yard, 104,000 pound bucket for dredging clay and other stiff material. The Dale Pyatt is equipped with a short baseline RTK positioning system, which provides real-time three-dimensional data to the dredge guidance software. HYPACK, Inc. DREDGEPACK® guidance soft-ware displays real-time horizontal and vertical position of the bucket, crane, and barge on a series of computer screens mounted in the crane cab for the operator. In order to increase vertical digging accuracy of the bucket, Cashman installed a Hypack crane depth counter system (Crane Depth Solution 3rd Generation). This system

The Dale Pyatt works alongside the FJ Belesimo in Portland Harbor.

The dredge crane features 200,000 pounds (duty cycle) of line pull at a 75-ft. operating radius.

Cashman Dredging Builds One of USA’s Biggest and Most Advanced Dredges

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provides the operator with a digital output of the bucket’s depth. The bucket’s depth is calculated using magnetic sensors that track the rotation of the holding drum of the crane along with an angle sensor attached at the base of the crane’s boom. Other important considerations in the dredge’s design centered on communication and the crew. The Dale Pyatt has a third deck observation tower that enables crew members to monitor the work zone, view nearby traffic, communicate with tug operators via radio, and monitor an Automatic Iden-tification System (AIS) screen to track surrounding vessels’ location, heading, and speed. The observation tower has 360-degree views, enabling full visibility of the project site by crewmembers. Despite the massive size of the crane and barge, state-of-the-art features allow for simple operation. The Dale Pyatt has a diesel-electric design, making for easier operation than with typical friction controls, which require highly skilled operators. The crane, spud winches, and walking spud all can be controlled from the operator’s cab using two joysticks. This operational setup enables Cashman to achieve significantly higher production without increasing personnel or support equipment, and in turn reduce overall production costs. In addition to the vessel’s unmatched production, Cash-man states that it has achieved unprecedented environmental compliance with The Dale Pyatt. The dredge is the first and currently the only dredge in the United States to be fully EPA Tier 4 Compliant. It also uses double-walled fuel tanks and carries enough fuel for about a month of operations. Cashman has not wasted any time putting the Dale Pyatt technology and power to the test. The dredge took its maiden voyage in October 2013 to complete harbor maintenance dredging in Norwalk and New Haven, CT for the U.S. Army Corps of Engineers. Cashman dredged approximately 810,000 yd3 of sediment from the 35-ft. channel and 35-ft. turning basin in New Haven Harbor. Under the same contract, Cashman dredged approximately 150,000 yd3 of sediment from the 12-ft. channel in Norwalk Harbor. After completing the Connecticut maintenance dredging, the dredge set course for Portland, ME in February 2014 to perform the first maintenance dredging in Portland Harbor to be completed in 15 years. Crews worked 24 hours a day, seven days a week to complete the project, which required removal of 700,000 yd3 of sediment from the harbor’s shipping channel. The Dale Pyatt dredged to achieve -37 ft. mean lower low water (MLLW). Currently, the Dale Pyatt is working in New Bedford, MA as part of the New Bedford Marine Commerce Terminal proj-ect. This terminal will handle high-volume bulk and container shipping and will be the first facility in the nation designed to support the construction, assembly, and deployment of offshore

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wind projects. Working as part of a joint venture, Cashman is dredging and removing approximately 900,000 yd3 of material to deepen the area in front of the terminal berth, create CAD cells, and remove contaminated sediment. Future opportunities to utilize the Dale Pyatt remain broad as Cashman enters the national dredging market with this massive addition to its fleet. Cashman looks forward to offering customers the benefits of the Dale Pyatt’s technological, environmental, and production innovations for the industry’s largest and most complex dredging projects.

Cashman Dredging Builds One of USA’s Biggest and Most Advanced Dredges

from pg. 7

The Dale Pyatt’s 60 yd3 bucket is one of the largest in the USA.

Cashman states that the Dale Pyatt is the only dredge in the

United States to be fully EPA Tier 4 compliant.

www.jaycashman.com m

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Award recognizes corporations or projects that are conducted with a strong attention and focus on public and worker health and safety

Western Dredging Association, WEDA (www.westerndredging.org) honored Hon-eywell (NYSE: HON), in special recognition of the safety performance of its Onondaga Lake Remediation Project ( Toronto, Canada, June 17, 2014 ). The award was presented by Thomas Verna, U.S. Army Corps of Engineers, and WEDA’s Safety Commission Chairman, during a special Awards ceremony on Tuesday night at the Royal Fairmont Hotel in Toronto, Canada, as part of the Annual Dinner and Gala associated with WEDA’s 2014 Dredging Summit & Expo. William Hague, Honeywell’s Director of Remedial Design and Construction received the award on Honeywell’s behalf. WEDA’s Safety Commission award is given to corporations or projects that have been conducted with special attention and

Honeywell ONANDAGA LAKE Team Receives Western Dredging Association’s SAFEY COMMISION AWARD

16-inch Hydraulic Dredge (Foreground), and Hydraulic Capping Barge (Background)

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focus to public and worker health and safety. Honeywell’s Onondaga Lake remediation project is one of the three largest active sediment remediation projects in the United States and is a prime example of these tenets, being a multi-year reme-

diation and restoration project, conducted in close partnership with local community and stake-holders. Construction activities are now complete for the first two years of a scheduled five-year program. In these first two years, a program-wide commitment to safety has resulted in an enviable safety record. The Onondaga Lake Remediation team consists of a team of com-panies aligned with Honeywell committed to restoring the envi-ronment in a safe and protective manner. The team consists of Honeywell (project sponsor), de Maximis (Program Management), Parsons (Design Lead, Construc-tion management and quality con-trol), O’Brian & Gere Engineers

(Water Treatment & Air Quality), Sevenson Environmental Services (Dredging and Capping Contractor), Infrastructure Alternatives (Sediment Consolidation Area Bag-field operations), and Anchor QEA (Dredge/Cap Design, Water Quality Compliance & Construction Quality Assurance). “It gives me great pleasure to recognize Honeywell’s Onondaga Lake Restoration team who has an outstanding commitment to safety, despite having a challenging multi-year project to implement,” said Thomas Verna, Chairman of WEDA’s safety commission. “For several years now, WEDA has been able to recognize corporations and projects that emphasize safety, and we are very proud of that.” “I am honored to accept this award on behalf of Honeywell and hundreds of Central New York-ers,” said William Hague, Director of Design and Construction at Honeywell. “WEDA’s recognition of the Onondaga Lake team’s outstanding health and safety practices and its exemplary record is a reflection of the team’s commitment to achieving a sustainable lake remedy while working in part-nership with the local community.” Onondaga Lake is a 4.6-square-mile (3,000-acre) lake located in Central New York State immediately northwest of the City of Syracuse. The lake is approximately 4.5 miles long and 1 mile wide, with an average water depth of 36 feet. The Onondaga Lake Capping, Dredging, and Habitat Restoration program consists of several remedial activities occurring in succession or simultaneously, including sediment dredging, installation of a sediment cap, and habitat restoration and enhancement in the littoral zone of the lake (less than 30 feet water depth), as well as the thin-layer capping, monitored natural recovery, and methyl mercury inhibition in the deep water portion of the lake. Sediment dredging consists of approximately 2 million yd3 of sediment removed from the lake across 205 acres of the lake bottom. Hydraulically dredged sediment is pumped nearly 4 miles via a double-walled pipeline to a 50-acre sediment consolidation area (SCA). Geotextile tubes are used to dewater the sediments in the SCA, and effluent water is treated at an on-site water treatment plant prior to discharge. During the first two years of the program, from July 2012 through April

Honeywell ONANDAGA LAKE Team Receives Western Dredging Association’s SAFEY COMMISION AWARD

from pg. 9

50-acre Sediment Consolidation Area, and Water Treatment Plant (at top-right of photo)

Sevenson spreader barge placing sand cap in the lake.

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2014, 1.30M yd3 of sediment were dredged and processed at the SCA. The sediment cap consists of approximately 2.8M yd3 of amended cap materials placed across 490 acres of the lake bottom. Cap materials are placed both hydraulically and mechanically, and consist of material sizes ranging from medium sand to 12-inch armor stone. During the first two years of the program, from August 2012 through April 2014, 600,000 yd3 of cap materials were placed in the lake.Despite the large and varied nature of the workforce, which consists of several contractors and consultants working approxi-mately 10,000 work hours per week, a culture of safety has been promoted throughout the entire program. All new employees are provided a site orientation; every project meeting begins with a safety moment; site safety audits are conducted at regular intervals; and the program manager, Honeywell, sponsors safety events such as safety luncheons once or twice annually for the entire workforce to celebrate a safe work place culture. “Our entire team has worked to conceive and execute this project over decades, and we are very pleased with the many partnerships we have established over the years not only with the regulatory agencies, but also with the local community and citizens,” noted John McAuliffe, Honeywell’s Director of Syracuse Operations.

About WEDAWEDA is a member of The World Organization of Dredging Associations and covers North, Central and South America. WEDA is dedicated to the exchange of knowledge in fields re-lated to dredging, naviga-tion, marine engineering and construction by sponsoring or co-sponsoring national and international technical conferences, seminars, and symposiums, including pub-lication and dissemination of the proceedings. For more information, please visit the WEDA website at www.westerndredging.org.

About HoneywellHoneywell (www.honey-well.com) is a Fortune 100 diversified technology and manufacturing leader, serv-ing customers worldwide with aerospace products and services; control technolo-gies for buildings, homes and industry; turbochargers; and performance materials. Based in Morris Township, N.J., Honeywell’s shares are traded on the New York, London, and Chicago Stock Exchanges. For more news and information on Hon-eywell, please visit www.honeywellnow.com. m

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Nick Cooper ( Royal HaskoningDHV ), Simon Wilson ( South Tyneside Council ) and Tony Hanson ( South Tyneside Council )

The challengeLittlehaven beach lies off the coastal town of South Shields in the northeast of England, UK. Over recent decades the frontage became increasingly run-down as an amenity beach and the sea wall that provided defence against coastal erosion and sea flooding was recently acknowledged to be coming to the end of its serviceable life. With increasing structural damage to the sea wall and reduction in its effectiveness leading to frequent wave overtopping, flooding and closure of the backing car park and amenities, there was a clear need to replace the sea defence. At the same time, the local coast protection authority, South Tyneside Council, stated aspirations for using the project as an opportunity to not only improve the sea defences, but also to rejuvenate the frontage as a local amenity area.

The solutionIn 2009, South Tyneside Council commissioned con-sultants Royal HaskoningDHV to appraise options for the future management of the sea wall to reduce the attendant coastal erosion and sea flooding risks. The preferred approach was to demolish the existing vertical sea wall, excavate around 30,000 m3 of backing made ground and natural ground (using land-based plant) and construct a replacement sea wall with a stepped-apron down to beach level along a new, set-back alignment along a 0.5 km frontage. The realignment of the wall to this new landward position ensured improved sustainability of the re-placement sea defences and in doing so also created the opportunity for amenity enhancement through the inclusion of a wide promenade at the top of the stepped apron. As part of the scheme, two buildings were also demolished to make way for the new sea wall, and the backing car park was re-designed in layout behind the new wall. Having appraised the full range of available options against technical, environmental and economic criteria and arrived at this preferred approach, funding, planning permission and environmental consents were secured, and the option was devel-oped through to detailed design in 2012. Working with specialist landscape architects (Out of Box Experience, Oobe) and an acclaimed artist (Stephen Broadbent Studios), aspects of high quality amenity and aesthetic considerations were incorporated into the design. Additionally, the work of local artists is also displayed around the site, reflecting the maritime nature of its setting with a series of sea shanties.

Construction of the scheme commenced in February 2013 and the completed scheme was formally opened in April 2014. It is now both widely used as a popular visitor destination and is functioning highly effectively as a sea defence. This ambitious and award-winning project was delivery on time and within the $8.5M budget.

Pioneering coastal defence designInstead of repairing or replacing the old sea wall in a traditional way along its existing alignment, there was a desire to create a unique, wider coastal defence which would sweep around the coastline and encourage the beach levels to rise; thereby forming part of the sea de-fence itself. There was also a need to ensure that the sea defences had sustainability throughout the 21st Century, taking into account the effects of sea level rise that are associated with global climate change. These aspects

were taken into consideration in the design of the plan form and cross-sectional profile of the resulting beach, promenade and sea wall arrangements (Figure 1).

Shoreline restoration at Littlehaven ( UK ) for sea defence and beach amenity enhancement

Figure 1 - Littlehaven beach, promenade and sea wall

Figure 2 - Stepped concrete apron under construction

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There was a real desire from the project team to achieve immaculate (pre-cast quality) finishes using, for purposes of cost-effectiveness, concrete that was cast in-situ (Figure 2). In order to achieve this, factory techniques and processes were brought onto the site. This included use of specialist concrete finishers and acid etching processes. Performing these pro-cesses in-situ has produced a high quality product at a significantly reduced cost compared to the alternative of using pre-cast concrete units. Smooth flat and vertical finishes on the sea wall were contrasted with exposed aggregate flatwork on the promenade in two colour tones to compliment and blend with the existing environment, and create the illusion of a transitional landscape. To enhance the durability of the cast concrete, micro fibres were also included to reduce bleed rate and thereby increase the long-term performance of the finished structures. In addition, the pigmentation of the concrete was closely matched to the colour of the indigenous beach sand to give coherence to the area and the appearance of a seamless transition between the natural and built environments. In order to help reduce the environmental impact of the scheme, especially in relation to the generation of waste materials from demolition of the old sea wall and excavation of the backing ground, around 90% of the material waste (representing all of the non-contaminated waste) was reused on site to raise land levels in the car park behind the new sea wall and to create a raised landform area which was landscaped to provide a walkway with seating areas along part of the frontage. This has provided an excellent perspec-tive from which to view ships in this busy area of the North Sea. To complement this, an art feature called the Littlehaven Eye (Figure 3) has been placed in this area. Another artwork, the Littlehaven Sail (Figure 4), represents an inviting gateway to the promenade at its southern end.

Scheme performanceThe new sea wall was forced to prove its worth as a sea defence during the great storms that battered large parts of the UK early in December 2013 (towards the end of the construction period, when the new sea wall was already fully in place). Tidal levels rose by around 1.2 meters due to a North Sea surge effect. As the peak of this surge coincided with a high spring tidal event, the resultant water levels represented the highest values on record at Littlehaven. As intended under such an event, water levels reached only half way up the stepped apron of the new sea wall, with some limited breaking wave action reaching the top of the stepped apron and some sea spray reaching the promenade. However, the sea water did not extend beyond the wave return wall located at the rear of the promenade and this meant the amenities behind the new sea wall remained well protected.

Multi-award winningSuch is the success of the shoreline res-toration at Littlehaven, due to the new promenade and sea wall, it has won two

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prestigious awards, the Royal Institution of Chartered Surveyors’ (RICS) Renaissance Awards 2014 for Infrastructure, and the Institution of Civil Engineers’ (ICE) Robert Stephenson Award for projects over $7M. The annual RICS Awards showcase the most inspiration-al regional initiatives and developments in land, property, construction and the environment. The annual ICE Robert Stephenson Awards are held to promote and reward excellence in civil engineering.

Of particular recognition in winning these awards was the demonstration of how a ‘conventional’ as defence scheme can, with appropriate vision and attention to detail, be delivered to provide both a robust sea defence and an enhancement to a local community and its economy by stimulating increased amenity use of a previously under-used seafront resource.

ConclusionThe Littlehaven promenade and sea wall scheme presents an excellent example of partnership collaboration between the

coast protection authority, the designers and the landscape architects to achieve an end goal, which not only fully complies with the national strategy for flood and coastal defence, but importantly has revitalised a valuable asset in the form of the amenity beach which had, in recent years and decades, become underused. Design of the scheme has taken account of natural features and built envi-ronment constraints to produce a sustainable design, incorporating many high quality environment enhancing amenities. Extensive community engagement both before and during construction, including an onsite visitors centre, was especially noteworthy, as were organised site visits for local school children and college students.

Key aspects of the works are:- A new promenade and sea wall is now in place, stretching along 0.5 kilometers of the Littlehaven beach.- The beach has been widened by approximately 50 meters as a positive outcome of the landward realignment to a new, set-back position for the promenade and sea wall compared with the alignment of the original sea wall.- Seating and walkways now exists along the full length of the promenade.- Trees, shrubs and grasses have been planted, creating a coastal park immedi-ately landward of the new sea wall.- Two pieces of public art are now in place, the Littlehaven Sail is located at the southern part of the site and the Littlehaven Eye in the coastal park.- New lighting has been installed that can cast a range of colours onto the promenade and artwork.

- A reconfigured car park now exists over the southern landward area, replacing the same number of spaces as the previous car park.

AcknowledgementsThe project was largely funded by South Tyneside Council with grants from the UK central government facilitated via the Environment Agency and the Department for Environment, Food and Rural Affairs (Defra). The scheme developer was South Tyneside Council as the coast protection authority, the designer was Royal Haskon-ingDHV, the landscape architect was Out of Box Experience (Oobe) who worked in association with artists from Stephen Broadbent Studios, and the contractor who delivered the scheme was Galliford Try. www.royalhaskoningdhv.com m

Shoreline restoration at Littlehaven ( UK ) for sea defence and beach amenity enhancement

from pg. 13

Figure 3 - Littlehaven Eye

Figure 4 - Littlehaven Sail

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Jeff Winke

The approximately 81 mile Sheboygan River meanders a bit in eastern Wisconsin before emptying into Lake Michigan at the city of Sheboygan, Wisconsin ( WI ), located just 55 miles north of Milwaukee, 60 miles south of Green Bay. Over the years, heavy manufacturing along the eastern section of the river had left Sheboygan’s downtown riverbed with a high concentration of PCBs and other chemicals, which made any form

of swimming and other water sports in the river impossible. Adding to the cluster of problems was the overgrowth of invasive plants along the shore. The area became a good candidate for federal assistance and became a Superfund site. Superfund is the common name for the Comprehensive Environmental Response, Compensation, and Liability Act of 1980, a federal law designed to clean up contam-inated sites that pose present danger to people, animals, and the general environment. The Department of Natural Resources (DNR) has been using the Superfund in dredging the river to remove unwanted debris and sludge. More recently, the DNR has turned its attention to riverbank restoration and the removal of the toxic soil and invasive, aggres-sive weed grasses and reeds, which have quelled the recreational value of the river for the 115,000-plus residents of the immediate demographic area. The project requires complete excavation of the riverbank to thoroughly remove the contaminated soil and the thick, overgrown plants. Schneider Excavating, Inc., Lannon, WI, was hired by the general contractor, Lee & Ryan, a construction and environmental services company based in Greenfield, Indiana ( IN ), to excavate the plants and provide a finished grade suitable for replanting. “We need to dig deep enough in the silty soil to remove the entire root systems,” states Steve Ristow, president of Schneider Excavating. “We’re excavating anywhere from 18 inches to three

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feet deep, depending upon the plant being removed.” The company used a Komatsu PC300-1 crawler excavator and a Volvo EC290C crawler excavator, both equipped with Topcon X-63 indicate excavator systems. Two Topcon HiPer Lite+ GPS base stations were strategically placed at the site. The HiPer Lite+ total station features 40-channel dual-frequency GPS plus GLONASS capability. “The Topcon technology is very beneficial because we can delineate where deep-rooted phragmites grow versus other plants on our site plan,” Michael Vanek, assistant project manager with Schneider Excavating. “With phragmites we need to excavate three feet to remove the root-massed plants. With the other grasses and weeds, we only need to excavate up to 2 feet.” The company built its site plan for the project and the Schneider Excavating engineer incorporated the topographical details showing the sections where the deep-rooted phragmites were growing. The site plan is viewable within the

excavator’s operator compartment on the Topcon GX-60 excavator control display. Schneider Excavating had four work areas on the site. They were responsible for 14,500 ft2 of river shorefront at Esslingen Park, 32,000 ft2 of river frontage at Kiwanis Park, 98,000 ft2 on Wildwood Island (2.5 acre Island), and 72,000 ft2 at the boat launch area found at intersection of Taylor Ave. and Indiana Ave. A total of 15,000 yd3 of rooty soil were excavated and trucked off site. Approximately 8,000 yd3 of a sandy, topsoil mix were imported for the entire project. “When we were running at our mass excavation peak, we were cycling through an average of 140 to 160 dump truck loads per day,” Vanek says. “It was interesting that during all the business we had fly fishermen working the river about 20 feet from our site, which is a pretty clear indicator that our work will be appreciated and used by the community.” One task where Vanek said that the 3D-MC machine control systems were truly needed was the placement of approximately 30 boulders in two locations in the river. The contractor used its extend-ed-reach excavator for placing the boulders to create two barriers to create tranquil resting areas for the migrating trout and salmon. The fish can “catch their breath” behind the barriers before resuming their journeys. “There’s no way we could have driven stakes in the river if we had tried to replicate, via traditional methods, what we could so easily achieve using our Topcon 3D-MC system,” states Vanek. “Using the technology, we could place the rocks exactly where we needed them to comply with the plan.” For finish grading Schneider Excavating used its John Deere 750K and John Deere 650K crawler bulldozers equipped with Topcon 3D-MC2 machine control systems for grading. The 3D-MC2 system uses Topcon’s GX-60 control box, MC-G3 GPS antenna, and MC-R3 GPS receiver, which is all controlled by software designed to provide position updates up to 100 times per second. The MC2 inertial sensor combines gyros and accelerometers to measure the X, Y & Z position as well as the roll, pitch, yaw, and acceleration of the dozer. The grading tolerances were plus or minus 0.25 inches to provide a stable base for the landscape contractor to achieve the finished results that all are anticipating. For the 2.5-acre Wildwood Island part of the project, Schneider Excavating built a temporary 600-foot bridge to reach it. They added 7,500 yd3 to raise the island surface approximately 2 inches. They used the 650K bulldozer with the Topcon 3D-MC2 system to achieve a finish grade with a plus-minus five percent declining slope from its center peak down to the water. Additionally, a gravel bar was added around the island for anglers to stand while casting their lines out. “We achieved the finish grade easily and completed our four-month portion of this three-year project ahead of schedule by eight days due in large part to our Topcon technology,” Ristow states. “Without the technology, we would have needed twice the crew and our costs would have risen 30- to 35-percent. And it would have taken longer to complete.” As the crew from Schneider Excavating looks back at the project, they are struck by the difference in appearance. The once overgrown shoreline and island are now cleaned up and being replanted. “I’ll definitely remember how we used our technology creatively to distinguish between the two excavation depths for removing the weeds and reeds,” Vanek states. “It was very rewarding to be a part of a site rejuvenation that will provide recreational fun to so many.” m

Jeff Winke is a business and construction writer based in Milwaukee, WI - He can be reached through www.jeffwinke.com.

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Dredge Yard participated in the Western Dredging Association (WEDA) and Texas University’s Dredging Summit and Expo 2014 that took place at the Fairmont Royal York Hotel in Toronto, Canada.

The participants of the event were mostly leading organi-zations in dredging and port industry, maritime professionals and experts on environmental issues. Dredge Yard’s repre-sentatives were CEO Basel Yousef and Marketing Manager Iulia Berchiu. “Expanding the dredging world” was the theme for the event in which Basel Yousef discussed “Fuel Saving

Solutions” which is a topic of concern in all industries. “We highlight the problems and solutions about a major component that has been used in dredges for the past 30 years

without making any changes to improve its effiency and safety in operations.” said Iulia Berchiu. Dredge Yard presents two solutions for solv-ing major problems: in-flexibility of the dredge ball joint and blockage of flow.

Dredge Yard’s Iulia Berchiu ( R ) at WEDA Dredging Summit & Expo 2014 - Toronto, Canada

with WEDA Executive Director EmeritusLarry Patella.

Basel Yousef discussed “Fuel Saving Solutions”

Dredge Yard on fuel saving solutions

Continued on pg. 24

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To solve inflexibility of the ball joint that occurs due to rustweld that follows after rusty surfaces. Dredge Yard presents a new design called bearing ball joint. This dredge component is featured with additional bearing liners allowing the ball joint to move easier with less friction during tilting moments. For the blockage of the flow that is created by the ball joint when it is tilted up to its maximum bend angle, Dredge Yard presents a new design with a concave ball liner which allows the dredged material to flow easier without blockage. Blockage of the mixture results in local increase of flow speed that has a positive effect in pressure drop. This new ball joint produces less friction than a conventional ball joint and saves fuel for the entire dredging operation with maximum power applied to discharging the dredged material through the dredge pipe line, says Dredge Yard.

Dredge Yard increases its capacity in TurkeyDredge Yard recently acquired and installed additional new ma-chines in its workshop in Turkey like CNC vertical lathes and CNC Pattern Maker. This is to increase its capacity in the machining and assembly shop and to align with the capacity of the casting and fettling. Dredge Yard with its subsidiary in Izmit city in Turkey is focusing on production of components and equipment needed for the dredging and mining industry. Some of the main components supplied from Dredge Yard Makina are dredge pumps, dredge ball joints, turning glands, swivel bends, dredge valves, tumbler blocks, cutter heads and many others.

Dredge Yard is also co-operating with many partners in the region for the casting and machining in order to cope with the high demand of Dredge Yard’s products and keep its short delivery times. Dredge Yard is able to supply components in several cast steel and cast iron, in soft and hard wear resistant materials that can be used in dredge pumps, ball joints, bends and many others. Those components are cast with Dredge Yard’s partners and fettling is done in the facility in Izmit. Once the machining is done, all products are thoroughly tested, inspected and assembled at Dredge Yard work shop and made ready for transport. The recent capacity increase will allow Dredge Yard to make its own casting patterns and machine more

parts up to the size of 2.5 meter by itself and shorten the delivery time and save transport costs. The shorter delivery time and the cost saving will contribute to the benefit and satisfaction of Dredge Yard’s customers. Dredge Yard’s Production Manager, Kabi Eisa says: “Dredge Yard is pursuing to procure more machines in the near future that will increase the manufacturing capacity aiming to become faster, flexible and more efficient maintaining the same high quality of the products.” In addition to Turkey, Dredge Yard is producing dredge components and equipment in countries such as The Netherlands, Romania and UAE.

www.dredgeyard.com m

Dredge Yard on fuel saving solutions

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During the winter we have just been through, the UK saw some of the worst flooding it has had for many years. With homes and farmland under feet of water, the questions that have inevitably followed focus on how flooding on such a scale can be prevented in the future. Daniel Bastreri is a principal marine consultant at leading UK ecology consultancy Thomson Ecology. In this article he discusses the different man-made and natural solutions that may help to solve this difficult issue. From an ecologist’s viewpoint, flooding is a natural phenomenon that happens the world over. The difference is how we deal with it. Back in the mists of time, flooding was a fact of life in the UK – London regularly flooded and there are medieval chronicles of Whitehall Palace surrounded by water. Similarly if you look at Norfolk during the pre-Roman era, a great part of it was made up of small islands accessible only by causeways or boats. Water was an accepted part of life and locals knew that flooding was a very real possibility and planned accordingly. In recent years, we have come to rely heavily on man-made hard flood defences and

adaptations of the landscape. Purpose-built structures, like the Thames Barrier for London, have done a lot to help protect big urban areas from flooding and there has been heavy investment in hard sea defences to stop coastal towns from flooding. However, man-made flood defences are costly to install and maintain, and can realistically only partially solve the problem. Likewise, interventions such as river dredging have a high cost of maintenance and, in some instances, an adverse effect on the ability of the land to hold enough water for farming and consumption. As a society we need to be more strategically prepared for potential flooding and think about how nature’s natural flood defences can be utilised more fully to our advan-tage. Thomson Ecology works closely with planners and developers at the early stage of projects, providing strategic advice on biodiversity management of proposed schemes. This can include solutions that effectively protect and improve the nat-ural environment. As far as understanding our river systems is concerned, the UK is well ahead of the game. As part of its

How the Use of Natural Flood Defences can Protect our Coast and Rivers

Daniel Bastreri

Continued on pg. 28

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The Western Dredging Association & Texas A & M University’sDredging Summit & Expo 2014

presented the LIFETIME ACHIEVEMENT Award toLawrence Patella

The Western Dredging Association takes pleasure in presenting the 2014 Annual Safety Award to:Onondaga Lake Remediation Project

Project Team Members : Honeywell, de Maximis, Parsons, Sevenson,Infrastructure Alternatives, O’Brien & Gere, and Anchor QEA

The Onondaga Lake Capping, Dredging, and Habitat Restoration project consists of several remedial activities occurring simultaneously, and involves seven project team member companies. Despite the large and varied nature of the work-

force, a culture of safety has been promoted throughout the entire project. In the first two years, a program-wide commit-ment to safety has resulted in an enviable safety record with no fatalities, and only one lost time incident reported.

This accomplishment is an outstanding example of fostering WEDA’s safety goals and objectives. Your exceptional efforts and dedication in assisting the Western Dredging Association in raising safety awareness

throughout the dredging and marine construction industry is greatly appreciated.

USACE, Navigation Datat Center’s Tom Verna presents

WEDA’s 2014 Safety Award to Honeywell’s William Hague ( R ).

WEDA President Ram Mohan ( R ) presents the LIFETIME ACHIEVEMENT Award to

WEDA Executive Director EmeritusLawrence ( Larry ) Patella.

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The Western Dredging Association & Texas A & M University’sDredging Summit & Expo 2014

presented the DREDGER OF THE YEAR Award toRobert Wetta

WEDA President Ram Mohan ( R ) presents the DREDGER OF THE YEAR Award to

DSC Dredge, LLC’s Robert Wetta.

The Western Dredging Association Takes Pleasure in presenting WEDA’s 2014 Environmental Excellence Award for Environmental Dredging to the Project Team for:

Environmental Dredging of the Sheboygan River, WisconsinProject Team Members :

U.S. EPA Great Lakes OfficeRyba Marine Construction Company

Terra Contracting ServicesCH2M HillTechLaw

The Environmental Quality CompanyGlobal Environmental Engineering

Congratulations for an excellent project!

WEDA Director Craig Vogt presents WEDA ENVIRONMENTAL Award to

Ryba-Terra JV’s Darrell Nicholas.

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role, The Environment Agency collects data on water quality, water levels and the natural flow of rivers and tributaries in England and Wales. River dredging has been heralded, particularly by residents on the Somerset Levels, as the answer to all their flooding problems. In truth, it may help but only as part of a wider solution. As ecologists, we know that dredging can be detrimental to water capture, water quality and biodiversity in rivers, estuaries and coastal areas. It needs to be used in an informed and fully assessed way, and although it can be part of the answer to flood prevention, it is not the only solution. A key issue going forward will be planning and land management around rivers and river catchments. Dredging can be very effective in coastal waters where rising sea levels mean that shorelines often require repair after storms and flooding. Eastbourne is a good recent example where the Environment Agency and local councils continue using dredged material to replenish parts of the coastline that were battered by high winds and waves during the recent bad weather. In some cases, sand or gravel accumulate at one end of the beach, starving the other sections of material. This material is then moved (recycled) back and distributed along the coast using rolling machinery. When this is not possible, dredges collect material from the seabed and place it on the shore by ‘rainbowing’, which is using pressurised water mixed with dredged sand to deposit the sand on the beach. As an ecology consultancy, we work with dredging companies, local authorities and harbour authorities to provide appropriate ecological surveys as part of their consents process for dredging operations for harbour and waterway maintenance. Alongside man-made solutions such as dredging, the UK also needs to look how natural flood defence schemes can help to prevent flooding. There are some excellent examples around the UK of natural flood defence schemes where nature is being used to literally hold back the water. Wallasea Island’s Wild Coast project is a scheme that Thomson Ecology has been working on, with Crossrail and the RSPB, in Burnham-on-Crouch in Essex. This is a ground-breaking project that aims to combat the threat of coastal flooding by recreating wetlands, mudflats and saltmarsh, lagoons and pasture. The expectation is that the project will help the coast and its wildlife to adapt in the face of rising water levels, which may result from climate change. The Wallasea Island Wild Coast project and others like it demonstrate that certain types of vegetation and landscape are very good at retaining water. Plants and animals that live in these sorts of very wet environments are adapted and thrive in these conditions. Another, similar, project that Thomson Ecology has been working on is Steart Marshes in Somerset, which is a great example of how the natural environment can help combat rising sea levels and increasing risks of flooding. As part of this project the Wildlife and Wetlands Trust and the Environment Agency are turning hundreds of hectares of the Steart Peninsula into new saltmarsh and freshwater wetlands. As well as replacing threatened habitats for wildlife, this vast new landscape will continue to be productive and useful as it will be farmed in association with local graziers, and will increase protection for Steart village against flooding. Whether it is sea or river, the fact is that we as a country have to plan for potential flooding within new developments that are near water. Some of this may be a question of ensuring that new construction is built to withstand flooding and some of it may be through ensuring that we preserve, manage and enhance flood plains and salt marshes, allowing nature to do its job. There are so many good examples of nature at work that they shouldn’t be ignored. Developers and local authorities need to use natural flood defences wisely, retaining some of the natural environment that, with management and improvement, can help mitigate some of the effects of flooding. With the human population growing at the rate it is, there’s a limit to the environment for this sort of expansion – we have to adapt and plan in different ways.Shoreline restoration in the face of rising sea levels and flood risk is increasingly about preserving natural flood defences and working to minimise risk. There is a place for hard defences and dredging as part of human solutions to flood prevention and we work hard with our clients to ensure that where dredging is necessary, the natural environment is monitored effectively. Dredged material can also be used in a sustainable way to create green space and biodiversity-rich environments when sediments are clean and not contaminated with toxic waste. Wallasea Island is a particularly good example of how creating green areas can help to protect biodiversity and create a natural flood barrier that is rich is wildlife. m

How the Use of Natural Flood Defences can Protect our Coast and Rivers

There is a place for hard defences and dredging as part of human solutions to flood prevention and we work hard with our clients to ensure that where dredging is necessary, the natural environment is monitored effectively. Dredged material can also be used in a sustainable way to create green space and biodiversity-rich environments when sediments are clean and not contaminated with toxic waste.

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The Western Dredging Association Takes Pleasure in presenting WEDA’s 2014 Environmental Excellence Award for Navigation Dredging to the Project Team for:

Port of Kalama, TEMCO Berth Maintenance Dredging and In-water Flow-Lane Placement Project

Port of Kalama, Washington

Project Team Members :

Port of KalamaCoast & Harbor Engineering

BergerABAM

Congratulations for an excellent project!

WEDA Director Craig Vogt ( R )presents WEDA’s 2014 Environmental Excellence Award for

Navigation Dredging toCoast & Harbor Engineering’s Vladimir Shepsis.

Attend these Western Dredging Association Chapter Meetings : Eastern Chapter Meeting in Atlanta, GA from October 14-16, 2014 Pacific Chapter Meeting in Seattle, WA from October 22-24, 2014 www.WesternDredging.org m

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Texas A&M University in College Station, Texas hosted the 43rd Dredging Engineering Short Course in January 2014. The 4 ½ day short course is sponsored by the Center for Dredging Studies in the Coastal and Ocean Engineering Division of the Zachry Department of Civil Engineering and the Texas A&M Engineering Experiment Station. The 68 participants received a certificate of completion and 3.0 continuing education units. A wide range of dredging and dredged material placement topics were covered that include: dredge pump and slurry pipe flow principles, sediment resuspension, basic geotechnical engineering and dikes, dredge project cost estimating, dredge laws, cutter suction and hopper dredges, dredge automation, modeling dredged material placement, contaminated sediments, geotextile tube systems, instrumentation, surveying and positioning, dredge quality management program, confined disposal and capping, environmental regulations, testing manuals, environmental aspects of dredging, wetland creation, enhanced settling of dredged material, beach nourishment, sand-water separation techniques, and beneficial uses of dredged material.

TAMU - 43rd Dredging Engineering Short Course

2014 Dredging Engineering Short

Course Class

Panel Question and Answer Session ( L-R ) : Bob Randall, Mike Palermo, Craig Vogt, and Ram Mohan.

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Demonstration of Slurry Transport through Clear Pipes

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The participants included: Salaudeen Abdulbaki, Sujal Acharya, Ayobami Adeniyi, Chigozie Anyiam, Arash Arbabi, Joseph Augustine, Dustin Bauman, Natasha Boyd, Lori Brownell, Zachary Bruton, Aaron Christensen, Cody Cockroft, Gremisola Daniel, Raymond Devlin, Kyle Dickens, Jeroma Egueye, Oromena Ekelemu, Scotty Emmons, Chuka Emodi, Casey Evenson, Gregory Farrell, Raul Figueroa, Bryan Filak, Jose Flores III, Casey Forrest, Norman Gilbert, David Guil-lot, Jarrett Harrington, Josef Hoffmann, Terry Hoover, William House, John Howlett, Devlin Huhta, Jason Hull, Alaa Jafar, Seth Jones, Justin Kennon, Anthony LeCroy, Oluseyi Leigh, Jonas Libell, Gary MacNeill, Toby Marek, Charles Markham, Christian Mues, Ogadeji Mustapha George Nnaji, Jon Nowak, Peter Obinomen, Emeka Obodoeze, Jide Ogunleye, Brian Prochaska, Tracy Quast, Shawn Reedy, Chris Reger, Renee Robertson, Chad Robinson, Sam Robinson, Brendan Ryan, Derek Schulterman, Eric Smith, Christine Smith, Stephen Storms, Robert Stryker, Wesley Thomas, Aaron Vasquez, Adam Wagner, Todd Whitehill, and Chris Wiggins. The companies represented include: Nigerian Ports Authority, Manson Construction Co., TCB Network Ltd., Suntia Civil Engineering Company Ltd., Cashman Dredging and Marine Contracting, Upper Missouri River Partnership, J.F. Brennan Co., Inc., Environment Canada, Taylor Engineering, Inc., Texas A&M University, Burns & McDonnell Engineering Co., Freese and Nichols, Inc., Moffatt & Nichol, Matag Dredging Ltd., Roudo Nigeria Ltd., Orion Marine Group, Tetra Tech, Inc., Panama Canal Authority, Ellicott Dredges, LLC, Callan Marine Ltd., Anchor QEA, Port of Bellingham, R.L.B. Contracting, Inc., APAC Central, Royal Engineers & Consultants, LLC, USACE, Exxon Mobil, Durocher Marine, Port Freeport, USACE Detroit District, USACE Galveston District, Upper Missouri River Partnership, SNF Environmental, Leigh & Lloyd Ltd., Teichert Materials, McNally Construction, Inc., Hanson Aggregates, Burnsville Integrated Services Ltd., Enikkom Con-struction Nigeria Ltd., GIW Industries, Waterway Surveys & Engineering, Ltd., Dredge America, ANAMAR Environmental Consulting, Inc., Maryland Port Administration, CH2M Hill, ARCADIS, Foth Infrastructure & Environment, LLC, and Old Castle Materials. The 44th Dredging Engineering Short Course is scheduled for January 5-9, 2015 at Texas A&M University in College Station, Texas. The course fee is $1390, and applications are available at http://engineering.tamu.edu/civil/research/cen-ters-and-institutes/center-for-dredging-studies. Cutter Suction Dredge Simulator Short CourseA pesentation on dredge hydraulics is given by Bob Randall and Peter deJong discusses excavation process and cutters before the start of the simulator exercises. The dredge simulator course demonstrates the fundamentals of hydraulic dredging that include deposition of sediment in the pipeline, pump cavitation, cutter power, pipeline length limitations, pump power lim-itations, the effect of different sediments (fine sand, medium sand, stiff clay, etc) being dredged, channel currents, and swing winch limitations. A 24 inch (610 mm) spud carriage and fixed spud dredge were simulated in January 13-15, 2014 course, but other size dredges can be modeled. Three simulators interface actual controls of a cutter suction dredge to a personal computer, and each participant spends approximately 30 min on the simulator for each of the seven exercises. Participant exercises are critiqued using the data and performance graphs based on the data collected by the simulator computer.

TAMU - 43rd Dredging Engineering Short Course

January 2014 Dredge Simulator Class

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The January 13-15, 2014 class participants were Oromena Ekelemu, Chuka Emodi with Roudo Nigeria Ltd, Oluseyi Leigh with Leigh & Lloyd Ltd, Oladeji Mustapha with Burnsville Integrated Services Ltd., Jide Ogunleye with Enikkom Construc-tion Nigeria Ltd. Alan Glanville, James Larson, John Schoenwald, and Mark Stilwell are with the Port of Portland. The February simulator short course was specially developed for dredging personnel from the J. F. Brennan Company of LaCrosse, Wisconsin. A 12 inch cutter suction dredge with spud carriage similar to the dredges used by the Brennan Company was set up in the simulator for the course. The participants were Greg Smith, Casey Evenson, Tyler Lee, Scott Miemietz, Travis Sperberg, Dustin Bauman, Paul Olander, Bill Hartman, and Josh Connaughty.

J. F. Brennan Company Dredge Simulator Class February 2014

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Participants Operating the Dredge Simulators

The next simulator short course is scheduled for January 12-14, 2015 at Texas A&M in College Station, Texas. The short course fee is $1670 and applications are available at http://engineering.tamu.edu/civil/research/centers-and-institutes/center-for-dredging-studies. m

TAMU - 43rd Dredging Engineering Short Course

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Fugro is one of eight firms recently awarded a five-year hydrographic survey contract by the United States’ National Oceanic and Atmospheric Administration (NOAA). Task orders under this indefinite delivery, indefinite quantity (IDIQ) contract will support development of updated navigational charts in U.S. waters, including Alaska, Hawaii, the Territories and the Great Lakes. With a maximum value of US$ 250M the contracts call for both vessel- and aircraft-based hydrographic survey capabilities. “We are honored to continue working with NOAA on its hydrographic charting program,” said David Millar, president of Fugro Pelagos. “It is a tremendous responsibility to keep the nation’s charts updated given the dynamic nature of our coasts. We take our role in this effort very seriously, dedicating the best possible technology and experienced staff to the task to ensure efficient and accurate results.” Fugro has been providing hydrographic survey services to NOAA since 1998. Among other task orders, working under the prior IDIQ contract, the company surveyed approximately 3,000 km2 around the Krenitzin Islands in Alaska to update nautical charts containing data from the early 1900s. This set of task orders was considered highly challenging due to the remote location and complex tidal regime, which involves currents of up to 10 knots.

About FugroFugro creates value by acquiring and interpreting Earth and engineering data and providing associated consulting services to support clients with their design and construction of infrastructure and buildings. Fugro also supports clients with the installation, repair and maintenance of their subsea infrastructure. Fugro works around the globe, predominantly in energy and infrastructure markets offshore and onshore employing ap-proximately 12,500 employees in over sixty countries. In 2013 Fugro’s revenue amounted to EUR 2.4B, it is listed on NYSE Euronext Amsterdam and is included in the AEX-index. www.fugro.com ( See ad on pg. 25 ) m

Fugro Signs Multi-Year Hydrographic Survey Contract with

U.S. Government

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Page 38: Cashman’s newest dredge featured in World Dredging this month.

38 www.worlddredging.com WORLD DREDGING Mining & Construction, Vol. 49, Nos. 1/2 - 08/14

AmeriMex Motor & Controls..........................................................36

ALLU………………………………………………………...................15

AML Oceanographic…………….……………...........................27

Anchor QEA...................................................................................36

Antraquip………………………………………………………………..26

Acquah Enterprises………………………………………...................31

Battelle……………………………………………………....................18

Bollinger Shipyards.................................................................... 36

Cable Arm..............................................................4, 19-22, 36, 40

Crestwood Tubulars, Inc. .............................................................. 37

Donjon…………..............................................................................13

Dredge Central..……………………………………….................17, 37

Dredge Technology Corp......................................................36

Dredging Special ists. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36

E+S………….....……….....…….............…….................…2

ELLICOTT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

FUGRO………...... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .…………….25

Gahagan & Bryant (GBA)....................................................36

GIS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

Great Lakes Dredge & Dock................................................3

Hydrographic Surveys. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36

Hypack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38 , 39

Knudsen Engineering..... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37

KRUSE Integration….……..................………...………….33

Lockmasters………………………............................………37

Maintenance Dredging, Inc. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37

Nep tune F lo ta t i on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Texas A&M…………………….................................……….34

TIMCO Marine Eqmt.………........…........................…….11

Trel leborg Ede.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

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Page 40: Cashman’s newest dredge featured in World Dredging this month.

40 www.worlddredging.com WORLD DREDGING Mining & Construction, Vol. 49, Nos. 1/2 - 08/14