HAULOUT OF THE R/V STURGEON

SPECIFICATION FOR MAINTENANCE AND REPAIR OF RV STURGEON prepared for: U.S. Department of the Interior US Geological Survey Great Lakes Science Center 1451 Green Road • Ann Arbor, MI 48105 prepared by: 70 Essex Street • Mystic, CT 06355 [860] 536-0009 • http://www.jmsnet.com • jms@jmsnet.com Rev -: June 01, 2026 TABLE OF CONTENTS 1 GENERAL INFORMATION 6 1.1 Vessel Particulars 6 1.2 Definitions 7 2 GENERAL REQUIREMENTS 8 2.1 Safety Requirements 8 2.2 Reports and Documentation 10 2.3 Condition Found Reports 10 2.4 Scheduling 10 2.5 Personnel Information 11 2.6 Restricted Access 11 2.7 Shipboard Storage 11 2.8 Daily Clean-Up 11 2.9 Protective Coverings 11 2.10 Disruption of Ship’s Systems 12 2.11 Access for Work / Inspection 12 2.12 Interferences and Restorations 12 2.13 Removals 13 2.14 Disposition 13 2.15 Structural Access Openings 13 2.16 Brackets and Supports 14 2.17 Gaskets, Packing, Seals and Fasteners 14 2.18 Standard Parts and Materials 14 2.19 Structural Steel 14 2.20 Structural Aluminum 14 2.21 Plate Fairness 14 2.22 Piping, Valves and Hoses 14 2.23 Welders 15 2.24 Welding 15 2.25 Installation 15 2.26 Manufacturer’s Representative 16 2.27 Tests and Inspections 16 3 WORK ITEMS – GENERAL 18 3.1 Lay Berth 18 3.2 Ship Security 18 3.3 Office Space 18 3.4 Shore Services to Vessel 18 3.5 Garbage Removal 19 3.6 Fuel Oil and Lube Oil Offloading 19 3.7 Disposal of Water 19 3.8 Confined Space Entry 19 4 HAULING, BLOCKING AND LAUNCHING 20 4.1 Hauling, Blocking and Launching 20 5 COATING REQUIREMENTS 22 6 WORK ITEMS- UNDERWATER HULL 25 6.1 Hull High Pressure Wash and Visual Inspection 25 6.2 Underwater Hull Coating 25 6.3 ABS Survey - Load Line 26 6.4 Clean and Inspect All Tanks and Voids 28 7 Work Items- Outfit and Machinery 31 7.1 Inspect Propulsion Shafts and Propeller in Place 31 7.2 Inspect, Clean, and Refurbish Propellers 31 7.3 Remove Propulsion Shafts and Inspect 32 7.4 Bow Thruster Inspection and Maintenance 32 7.5 Inspect Rudders 33 8 Work Items- Additional Work ITems 34 8.1 Inspect & Test Anchor Windlass 34 8.2 Repair Port Wing Tank Vent 34 8.3 OPTION: Paint Engine Room and Generator Room Bilges 34 8.4 OPTION: Install Motorized Louvers on Intake and Exhaust Air 34 8.5 Flush Water Tank Coating Repairs 35 8.6 Install Hydrophones in Stern Pockets 35 8.7 Service Crane Cylinders and Load Test Crane 36 8.8 OPTION: Overhaul Main Engines & Gears 36 8.9 Clean Ship 37 Revisions Revision -: June 01, 2026 - Initial Issue GENERAL INFORMATION This specification describes work to be performed on the USGS vessel R/V STURGEON during the winter 2026-27 drydock period. In addition to the repairs and modifications, R/V STURGEON will undergo a Special Survey with ABS for maintaining a Loadline, as required by the USGS Safety Management System (SMS). The R/V STURGEON will be delivered to the Contractor’s facility at the start of the work period, and handed over to the Contractor. The Contractor shall provide suitable berthing and services as described in Sections 2 and 3, for the duration of the work period. Some work items will require the Contractor to haul, block and refloat the vessel. All work shall be performed in accordance with applicable USCG, ABS and USGS regulations and standards and to the satisfaction of the designated USGS Technical Representative. The contractor is required to provide all labor, materials and marine repair resources for the work items listed in this specification. Vessel Particulars USGS owns and operates the R/V STURGEON. Vessel particulars are included for each work item. Where applicable, the work items reference drawings, specifications, or other reference material; however, the Contractor is responsible for verifying the accuracy of any information provided. Table : Principal Characteristics R/V STURGEON Year Built 1974 Builder Tacoma Boat Yard, Tacoma, WA Hull Number 117 Midlife Overhaul 2004 Shipyard Basic Marine Escanaba, MI Length Overall feet – in. 101’-0” Length Waterline feet – in. 90’-7” Breadth feet – in. 25’-6” Depth feet – in. 15’-0” Loadline Draft feet – in. 8’-10” Full Speed knots 11.1 Cruising Speed knots 10.0 Full Load Displacement long tons Lightship Displacement long tons 180 Regulatory Tonnage GRT Class None, ABS ID USCG Inspected No USCG Documentation No Operated As Uninspected, Undocumented Research Vessel Definitions Whenever used herein or in other documents which invoke this specification by reference, the following definitions of terms apply: Broom Clean. Area has been swept clean with no debris, wrappers, packaging, stubs or offcuts of material left. It is not expected that surfaces will be washed down, vacuumed or cleaned with rags to remove dirt, grim or fingerprints. Inspect. Visually evaluate the specified surface, item, part, or component for evidence of contamination, damage, excessive wear, scoring, and any other condition which could interfere with the proper operation or functioning of the surface, item, part or component. Install. Place the specified item in position for service and make all connections needed to insure proper use, service, appearance, and operation. Except as may otherwise be specified, this shall include the following: Provide new or modify existing foundations. Securely mount equipment and components using new fasteners. Align connected equipment and components to meet manufacturers’ specifications. Make all electrical connections. Provide new electric cable runs between controllers and motors of new equipment. Existing cables may be reused in other applications, except where the existing cables are too short to make connections. Renew cables which are too short and less than 20 feet long. Junction boxes may be used to increase the cable run length where the existing cable runs are longer than 20 feet. Modify pi…