Monthly Archives: May 2013

Wave Breaker at Canal Point Marina

Design & Installation of Main Bulkhead/Wave Breaker at Canal Point Marina

Point Pleasant, New Jersey

In 2008, The Castle Group was retained by the Canal Point Marina to provide the design/build services for a new bulkhead at their facilities. The original bulkhead was undermined and deteriorated and no longer functioning as designed.

The proposed design included installation of new composite sheeting and new additional timber piles to restore the original capacity of the structure. The existing piles and walers left in place …Continue reading »

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Submarine Cable Repair – Ocean City, New Jersey

Submarine Power Cable

Ocean City, New Jersey

As part of our two-year contract with Atlantic City Electric, Hydro-Marine Construction Co., Inc. was contracted in 2009 to repair the damaged power cable located in Ocean City, NJ near the Beesley’s Point Bridge.  Hydro crews, working from a company barge, provided the man-power, equipment, and expertise to repair the breaks and/or damage to the submarine power cables. The entire project was completed within one month, including mobilization and demobilization of all equipment and personnel. …Continue reading »

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Submarine Cable Repair – Pleasantville, New Jersey

Power Line Pole Repair Assistance

Pleasantville, New Jersey

In March 2008, Hydro-Marine Construction Co., Inc. was contracted to assist in the repair of a broken power line pole located in Pleasantville, New Jersey.

Using our 30’x70’ barge as a work platform and our small crane to lift and stabilize the pole, the utility company was able to repair the broken power line pole. Due to pole location, the utility company could not access the site without specialty equipment and assistance.

During this project, …Continue reading »

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Spirit of Philadelphia Pier Construction

Design and Installation of New Access Platform, Floating Dock and Dolphins

“Spirit of Philadelphia” Cruise Ship at the Chart House Pier in Philadelphia, PA

In 2012 Hydro-Marine Construction Co., Inc. was contracted to provide the construction for a new mooring design for the new location of “Spirit of Philadelphia”. This involved the removal of existing timber pile dolphins, fenders, and cleats, installation of new steel and pile dolphins, construction of new access platform,  installation of new cleats  and installation of spud …Continue reading »

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Salem Bridge Construction

Frank Smith Road Bridge Design/Build

Salem County, New Jersey

In 1998, The Castle Group completed the design and construction for a bridge replacement in Salem County. Several site visits were performed to verify site conditions and determine the best design for the project. W.J. Castle, P.E. & Associates, P.C., was responsible for all engineering, from preliminary design to final design. The timeline of the construction was a key concern because this bridge was the only access to a housing development. The 24’-0” …Continue reading »

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RT 35 Bridge Rehabilitation, New Jersey

Bridge Rehabilitation, Route 35 Bridge over Cheesequake Creek

Middlesex County, New Jersey

In 2012, Hydro-Marine Construction Co., Inc. was retained by Agate Construction for the rehabilitation of the Route 35 Bridge including: installation of concrete jackets, concrete armor units (A-Jacks) around the piers, and concrete mats (ACBM) in the main channel.

The existing concrete pier faces were cleaned of soft/loose materials; then steel reinforcing was anchored to pier faces. EFCO steel formwork varied in height with a maximum of 26 feet. Concrete …Continue reading »

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Poughkeepsie Railroad Bridge

Underwater Inspection & Substructure Repairs for walkway over the Hudson, Poughkeepsie

Railroad Bridge“Walkway over the Hudson”, New York

In 2010, Hydro-Marine Construction Co., Inc. completed substructure repairs to Poughkeepsie Railroad bridge piers. Pier foundations were erected on rock filled cribbing, which had developed large voids and loss of fill. In addition, concrete pier faces exhibited extensive/heavy spalling requiring repairs. Prior to beginning work, a detailed work plan was developed including: proposed location of work barges, most efficient sequence of operations, logistics …Continue reading »

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Pier Construction, Penn’s Landing

Race Street Pier (Pier 11) Rehabilitation Design & Construction

Penn’s Landing, Philadelphia, Pennsylvania

In 2010, Hydro-Marine Construction Co., Inc. was awarded the contract to perform the structural repairs the Race Street Pier located just south of the Ben Franklin Bridge. The Delaware River Waterfront Corporation planned to transform the 80’ wide by 540’ long abandoned pier into a community park. The pier was originally constructed in the early 1900s and the superstructure later rehabilitated in the 1930s. Extensive repairs and/or modifications …Continue reading »

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Pier Construction Palmyra Cove

Engineering & Construction of Boardwalks, Piers and Nature Trails

Palmyra Cove Nature Center Palmyra, New Jersey

In 2011, Hydro-Marine Construction Co., Inc. was awarded the contract to complete construction of new pathways, timber boardwalks and piers located at Palmyra Cove Nature Center in New Jersey.  A total of three timber piers (~310 L.F.), four timber boardwalks (~1035 L.F.), and ~3,310 L.F. of trails were constructed by Hydro-Marine.

The proposed timber walkway and piers were value engineered by W.J. Castle to provide the …Continue reading »

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Mullica Pier Construction

Installation of Scour Monitoring Systems at Garden State Parkway Bridge over Mullica River

Mullica River Bridge – Port Republic, New Jersey

In 2012, Hydro-Marine Construction Co., Inc. was retained by Agate Construction to install scour monitoring systems along concrete piers. The systems included conduits, protective PVC pipes, monitoring cables, and sensors. The monitoring systems’ purpose is to monitor channel bottom elevations, altering the controller when elevations reach a preselected elevation indicating scouring activity. All materials were installed and anchored to the …Continue reading »

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