N/S HUNTER is a 180ft offshore supply vessel, owned by the US Navy and operated by Seaward Services. JMS performed an inclining test at Detyens Shipyard in Charleston, SC. The broad aft deck of the vessel facilitating location and movement of the inclining weights and the location of the ship in the graving dock made…
JMS has been supporting 1Robotics of Monsey, NY with concept-level design and 3D CGI rendering for a number of new products in their military and commercial marine product lines. 1Robotics is an industry leader in the field of autonomous underwater and land robotic products ranging from turn-key remotely operated mine-killing Unmanned Underwater Vehicle (UUV) systems…
JMS was tasked by Reinauer Transportation Companies (RTC) to provide engineering and design support for the modernization of the 4000HP tug CRAIG ERIC REINAUER. The project involved a complete repowering and conversion from a traditional hawser tug to an Articulated Tug and Barge configuration. The engineering and design services for the INTERCON ATB pinning system…
JMS published a technical paper titled, “Implications of Performing Tugboat Stability Analysis with Fixed Trim Assumptions” that was presented at the Society of Naval Architects & Marine Engineers (SNAME) 2010 Annual Meeting in Bellevue, WA. Tugboat and towboat stability analysis may be performed with either “fixed trim” or “free to trim” methodologies under the current…
JMS was contracted to design a new lightweight aluminum hypobaric hatch cover and hinge mechanism for the Hypobaric/Hyperbaric Chamber at the Naval Submarine Medical Research Laboratory at the SUBASE New London, CT. Currently the chamber can only be used at depth. With the addition of the new hypobaric hatch cover the chamber will be suitable…
JMS has been working closely with Senesco Marine in Quonset Point, RI to develop a pair of unique tank barge conversion designs. The goal is to convert two existing single skin tank barges into deck barges. The single skin tank barges have been phased-out due to the requirements of OPA 90. These two tank barges…
JMS was contracted by the United States Coast Guard Academy to design an A-frame for their new 35′-6” aluminum research vessel. The A-frame has a safe working load of 1,500 lb and will be used by cadets in the marine sciences program for raising and lowering test equipment and moorings. JMS also designed davits for…
Armed with nine 16-inch/45 caliber guns in three turrets and twenty 5-inch/38 caliber guns in ten twin mounts, the USS NORTH CAROLINA (BB55) was once considered the world’s greatest sea weapon. As the first newly designed American battleship constructed in 20 years, the NORTH CAROLINA was built using the latest in shipbuilding technology at a…
On October 28th, the SpaceX DRAGON spacecraft capsule returned to Earth from the International Space Station and safely splashed down 250 miles off the coast of southern California. JMS provided engineering and design services for the modification of the A-frame on the American Marine Corporation vessel, AMERICAN ISLANDER in support of the spacecraft recovery.
JMS was contracted by the National Oceanographic and Atmospheric Administration (NOAA) to design new winch foundations, winch control and power systems, and structural modifications to the NOAA Ship HENRY B. BIGELOW to improve the trawl net hauling capacity of the vessel. The HENRY B. BIGELOW is a 209 foot steel hulled ship built in 2005…
