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  • Marine Maintenance
  • Repair Services: ranging from regular drydocking maintenance, sandblasting, and painting to extensive shell plating, structural and superstructure replacements and additions, diesel engine repairs and electrical repairs.
  • All paints applied at Thames Shipyard are done in accordance with CT DEP regulations and EPA NESHAP standards.
  • All of Thames Shipyard’s welding procedure specifications, procedure qualification records, and its welders are approved and qualified by the American Welding Society (“AWS”). Thames Shipyard’s procedures and qualifications are accepted by the United States Coast Guard, The America Bureau of Shipping, Lloyd’s Register, and Det Norske Veritas.
  • Thames Shipyard keeps an extensive record of material certificates, and purchases only A-36 grade certified steel plate for all of its mild steel applications (unless otherwise specified).


Berthing Space:
1200 feet pier space
Available Water Depth:
15+ feet at MLLW
Drydock Capabilities:
Dock #1: 400 feet 10,000 tons
Dock #2: 150 feet 1,000 tons

Crane and Lightering:
60 tons, 120 foot boom
Welding and Shiplifting:
Steel, Aluminum, Stainless Steel, all grades
Shafts, Propellers, Bearings
Engine Repair:
Diesel, Gas
Licensed electricians on staff
A large collection of mobile equipment which includes several 1,200 CFM diesel air compressors, a FLOW 40,000 PSI ultra-high pressure water blaster system, several 3-ton sandblasting pots with various attachments including a rotary internal pipe blasting nozzle, six Graco airless spray paint pumps with ratios up to 60:1 along with all associated equipment for spray painting, 4 rough terrain hydraulic cranes up to 30-ton capacity, four 5,000 PSI and two 3,000 PSI pressure washing machines, five rough terrain forklifts up to 9-ton capacity, four skid steer loaders, four lattice boom crawler cranes up to 70- ton capacity and 130-foot boom, a crane barge with 60-ton capacity 100-foot lattice boom crawler crane, a 160-foot utility vessel with 40-ton capacity crane and complete marine construction outfit, six aerial lifts with up to 60-foot working radius, four platform lifts, a 120-ton excavator with hydraulic shear, and several deck barges and work floats.

Thames Shipyard owns all of the equipment described above and employs a full time staff of mechanics to keep the equipment in sound operational condition.

Thames Shipyard stocks a large inventory of common shipyard consumables including marine paints, steel plate, beams, “L” frames, welding wire, gasses, pipe and fittings, hardware, sandblast grit, lube-oils, etc. Also available are a vast collection of tools and equipment to aid in all facets of ship building and repairing.


The Thames Shipyard is located on the Thames River in New London, CT; equidistant from New York and Boston and Providence and New Haven. The shipyard operates on two facilities: the primary facility is known as the “North Yard”, and the secondary facility is known as the “South Yard”. The North Yard and drydocks #1 and #2 are located at 50 Fransworth Street in New London, CT and the Main Office and South Yard are located at 2 Ferry Street, New London, CT.

The North Yard

This is the site where all of the Shipyard’s drydocking, vessel service, and repairs take place. Located at the North Yard are two drydocks: The first is 400 feet long, 130 feet wide, 40 feet deep with a capacity of 7,500 long tons and the second is 150 feet long, 72 feet wide, 28 feet deep with 800 ton capacity.

In addition to the two drydocks, the North Yard also has one facility barge (the “YTT”) which houses the tool room, store room, lunch room, lockers, bathrooms and showers, rigging storage, owners’ rep. offices, conference room, foreman’s offices, welding and fabrication equipment*, pipe fitting and threading machine*, and paint equipment storage*.

Thames Shipyard also has a 2,400 square foot carpenters’ shop which includes a compete collection of wood working, cabinetry, and other joiner work equipment and tools.

Paint inventory is stored in a separate building constructed to hazardous materials standards.

The North Yard also includes a 12,000 square foot, 30 foot high machine and fabrication shop that houses lathes, drill presses, milling machines, a planer, bench grinders, band saws, a large collection of tooling and machinists tools, a large collection of SMAW, FCAW, GMAW, MIG, and TIG welding equipment including pulse-arc and short-arc power supplies, plasma cutters, oxy/acetylene/propane torches, hydraulic shear, hydraulic press brake, hydraulic iron working/punch, abrasive cut-off saw, two 5-ton overhead cranes, and a large “acorn” fabrication table.

A mechanics’ shop and an electrical shop are also onsite. The mechanics’ shop has a large collection of tools, special tools, and spare parts for common Detroit Diesel, Caterpillar, and Cummins engines. The electrical shop contains a large inventory of shipboard marine cable, marine lights, and junction boxes.

*also located in a drydock support barge.

The South Yard

The South Yard houses Thames Shipyard corporate and engineering offices complete with several CAD stations with internet access and an HP Design Jet 500 wide-format inkjet 42-inch plotter. Also at the South Yard are machine, fabrication, welding plumbing, electrical, and mechanic’s shops similar to those at the North Yard and a 20,000 square foot, 40 foot high fabrication, assembly, and storage building complete with a 5-ton overhead crane, a cradle, and launching ways.

All of Thames Shipyard’s facilities are appropriately equipped with fire extinguishers and city water connections for fire fighting. Both the North and South yards have restricted access, and security guards.


2 Ferry St., New London, CT 06320 — (860) 442-5349 — Fax (860) 440-3492

© 2011 Thames Shipyard & Repair, Co., Inc. All rights reserved.