Henderson & Associates, PLLC. ~ Ocean Engineers Naval Architects
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Engineering Services
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Henderson & Associates, PLLC provides comprehensive ocean engineering, naval architecture and project management services for the maritime industry.
Total project management of refit beneath the waterline includes onsite analysis, fabrication drawings and construction management. We are a one-contact source of technical solutions quickly executed to the highest standards.

Henderson & Associates, PLLC employs a well defined process consisting of project scope definition, estimation, proposal, design, construction and acceptance. We have a thorough understanding of shipyard operations and we work closely with skilled trades to ensure a RAPID, PROFESSIONAL, SAFE project conclusion.

The Henderson & Associates, PLLC team has a wealth of formal training and practical experience in the following areas:
​Marine; Inspection; Structural; and Underwater Intervention.

Marine

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​• Aluminum/steel hull weld joint design and construction oversight;
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Stabilization and thruster systems integration;
• Ship side shell/flat bottom hull insert plates;
• Piping design and instrument/valve selection (P&ID);
• Documentation for Class, Flag and other agency requirements.

3rd Party QA/QC

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• Engineering technical reports;
• Welding (GMAW/GTAW/SMAW/SAW) program development and testing;
• NDE (non-destructive examination) program development and testing.


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Structural 

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• Structural design and FEA load analysis;
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• Engineering fabrication drawings;
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Material selection and procurement;
• Certified ASNT NDT Level III. 

Underwater 

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• Diving Project Management;
• Cofferdam design;

• Lifting equipment, winches, rigging, buoyancy and load analysis;
• Underwater life support and habitat design;
​• Damage assessment and repair plans;
• Licensed Professional Engineer/  Certified commercial diver.
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Shawn Henderson, P.E.
Experience: ~30 years work experience: welder; hard-hat diver; engineer; US Navy; Offshore Energy; Coastal; Ships & Semi-submersibles.
Education: Florida Atlantic University, Bachelor of Science, Ocean Engineering, 2007
Licenses: Professional Engineer 76108, Florida Board of Professional Engineers, 2013
Certifications:
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• Hull Maintenance Technician (welding/fabrication) A school, US Navy, issued Dec 1990
• 2nd Class Diver (surface-supplied diving), US Navy, issued May 1991
• Surface-Supplied Air Diver, Association of Diving Contractors International, issued Dec 2006
• NDT Level III, The American Society for Nondestructive Testing, issued Oct 2018
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