354-D185-01_FRB Maintenance-Test Requirements.pdf

USACE ESSAYONS

IMO Number 7923495 Project Number 3560

FAST RESCUE BOAT (FRB) AND DAVIT

MAINTENANCE AND TESTING REQUIREMENTS

REVISIONS

REV SHEET DESCRIPTION DATE APPROVED

- ALL INITIAL ISSUE 05/15/2026 T. BRACKIN

DRAWING NO. REV SHEET NO.

354-D185-01 - 1

354-D185-01 Sheet 2 of 7

USACE ESSAYONS

IMO Number 7923495 Project Number 3560

MAINTENANCE AND TESTING REQUIREMENTS

ZODIAC H638 FAST RESCUE BOAT

VESTDAVIT PLD-3600

354-D185-01 Sheet 3 of 7

A. REFERENCES

1. VD-TM-925071, Technical User Manual, Operation & Maintenance, Vestdavit Type PLD- 3600, Winch Type C-273-3-V-S, dated 09.01.2026

2. USCG Navigation and Vessel Inspection Circular (NVIC) 03-19, Maintenance, Thorough Examination, Operational Testing, Overhaul and Repair of Lifeboats and Rescue Boats, Launching Appliances and Release Gear (2019)

3. IMO Resolution MSC.402(96) Requirements For Maintenance, Thorough Examination, Operational Testing, Overhaul And Repair Of Lifeboats And Rescue Boats, Launching Appliances And Release Gear.

4. IMO Resolution MSC.404(96) Amendments to the International Convention for the Safety of Life at Sea, 1974, As Amended (SOLAS Chapter III, Regulations 3 and 20)

5. United States Code of Federal Regulations, Title 46 (Shipping), Chapter I

B. LOCATION OF EQUIPMENT

Rescue Boat Davit, VESTDAVIT PLD-3600 – FR128-144, Port Side, Boat Deck Fast Rescue Boat, Zodiac H638 – FR129-142, Port Side, Boat Deck

C. GENERAL MAINTENANCE REQUIREMENTS

As summarized in Reference 2:

• Reference 3 requires that vessels subject to the requirements in SOLAS “use certified personnel of an equipment manufacturer or Authorized Service Provider (ASP)) to carry out annual thorough examination and operational tests, and the five-year thorough examination, overhaul, and overload operational tests. Shipboard personnel or certified personnel of an ASP may conduct the weekly and monthly inspections and routine maintenance.”

• Any inspection, maintenance, thorough examination, operational testing, overhaul and repair shall be carried out according to the maintenance manuals and associated technical documentation developed by the manufacturer.

• Vessel owners and operators should maintain the maintenance manuals and associated technical documentation for all lifesaving equipment on board the vessel.

• The maintenance manuals and associated technical documentation shall include the specific annual exam and operational test items required by Reference 3 (currently Section 3.17 of Reference 1) and shall be kept up to date by the Company taking into account relevant information provided by the manufacturer.

• Vessel owners and operators should maintain a record of the lifesaving equipment servicing on board the vessel for the service life of the equipment. The records should be made available to Coast Guard inspectors during annual inspections, as requested.

D. WEEKLY REQUIREMENTS

1. In accordance with manufacturer’s recommendations, perform weekly maintenance actions W1 through W11 as noted in Reference 1.

2. In accordance with Reference 4, the following tests and inspections are to be carried out weekly and a report of the inspection is to be entered in the log book:

354-D185-01 Sheet 4 of 7

a. The fast rescue boat and davit shall be visually inspected to ensure that they are ready for use. The inspection shall include, but is not limited to, the condition of hooks, their attachment to the rescue boat and the on-load release gear being properly and completely reset. A suggested checklist is contained in Attachment 1.

b. The engine in the rescue boat shall be run for a total period of not less than 3 minutes, provided the ambient temperature is above the minimum temperature required for starting and running the engine. During this period of time it should be demonstrated that the gear box and gear box train are engaging satisfactorily.

E. MONTHLY REQUIREMENTS

1. In accordance with manufacturer’s recommendations:

a. Perform weekly maintenance actions W1 through W11 as noted in Reference 1.

b. Perform monthly maintenance actions M1 through M12 as noted in Reference 1.

2. The rescue boat shall be launched if weather and sea conditions allow.

3. The rescue boat and davit are to be inspected monthly using a checklist such as the one provided in Attachment 1 to ensure it is complete and in good order. A record of the inspection is to be entered in the log book.

F. SEMI-ANNUAL (6-MONTH) REQUIREMENTS

1. In accordance with manufacturer’s recommendations:

b. Perform monthly maintenance actions M1 through M12 as noted in Reference 1.

c. Perform 6-month maintenance actions 6M1 through 6M5 as noted in Reference 1.

G. ANNUAL INSPECTION AND TESTING

The vessel must use certified personnel of an equipment manufacturer (or Authorized Service Provider (ASP)) carry out annual thorough examination and operational tests. Note that the details of the testing and inspections to be performed by the ASP at the annual inspection are contained in Section 3.17 of Reference 1.

1. Perform yearly manufacturer’s recommended maintenance of davit system

b. Perform monthly maintenance actions M1 through M12 as noted in Reference 1.

c. Perform 6-month maintenance actions 6M1 through 6M5 as noted in Reference 1.

d. Perform yearly maintenance actions Y1 through Y10 as noted in Reference 1.

2. All items in checklists used for the weekly/monthly inspections (examples in Attachment 1) must be completed as the first part of the annual thorough examination.

3. Ensure records of inspections and routine on-board maintenance carried out by the vessel’s crew and the applicable certificates for the equipment are available for review by the USCG OCMI and the ASP during annual inspections.

4. Thoroughly examine and check the following components and systems of the Vestdavit launch system including:

a. Davit

354-D185-01 Sheet 5 of 7

i. Davit structure

ii. Wires and sheaves

iii. Lubrication of wire rope, sheaves and moving parts

iv. Function of limit switches

v. Stored power systems

vi. Hydraulic systems

b. Winch

i. Remote control system

ii. Power supply system

iii. Winch foundation

c. Dynamic winch brake test

d. Inspection of welds and joints

5. Thoroughly examine and check the following components and systems of the Zodiac fast rescue boat noting satisfactory condition and operation:

a. Condition of rescue boat structure including fixed and loose equipment

b. Visual examination of the external boundaries of void spaces, as far as practicable

c. Engine and water jet system

d. Raw water cooling system

e. Wet exhaust system

f. Mechanical steering system

g. Emergency steering tiller

h. Power supply system

i. Bilge pump system [Bailing system]

j. Fender/skate arrangements

k. Rescue boat righting system

l. Navigation system

m. Communication system

n. Hoisting system, including frame, hook, sling and all fittings, and weld and joints.

o. Life raft tow bridle

6. Demonstrate the operation of the rescue boat davit at loads ranging from light load to full load. [46 CFR 199]

7. Demonstrate the proper condition and operation of the rescue boat, including engines and release mechanisms. [46 CFR 199]

H. ADDITIONAL 5-YEAR INSPECTION AND TESTING

In addition to the annual inspection and testing requirements, the following shall be performed every 5 years by certified personnel of an equipment manufacturer or an ASP. The details of the testing and inspection be performed by the ASP at the 5-year mark are contained in Section 3.17 of Reference 1.

1. Perform 5-Year manufacturer’s recommended maintenance of davit system.

b. Perform monthly maintenance actions M1 through M12 as noted in Reference 1.

354-D185-01 Sheet 6 of 7

c. Perform 6-month maintenance actions 6M1 through 6M5 as noted in Reference 1.

d. Perform yearly maintenance actions Y1 through Y10 as noted in Reference 1.

e. Perform 5-year maintenance actions 5Y1 through 5Y5 as noted in Reference 1.

2. As required by Reference 2, enclosure 1, the rescue boat release gear shall be operationally tested under a load of 1.1 times the total mass of the boat when loaded with its full complement of persons and equipment whenever the release gear is overhauled. Such overhauling and operational test shall be carried out at least once every five years.

I. ADDITIONAL INSPECTION AND TESTING REQUIREMENTS

In accordance with Vestdavit instructions, the following additional inspections and maintenance are required:

1. Replace brake on winch every 15 years.

2. 10-Yearly inspection of davit system

a. Perform weekly maintenance actions W1 through W11 as noted in Reference 1.

b. Perform monthly maintenance actions M1 through M12 as noted in Reference 1.

c. Perform 6-month maintenance actions 6M1 through 6M5 as noted in Reference 1.

d. Perform yearly maintenance actions Y1 through Y10 as noted in Reference 1.

e. Perform 5-year maintenance actions 5Y1 through 5Y5 as noted in Reference 1.

f. Perform 10-year maintenance actions 10Y1 through 10Y7 as noted in

Reference 1.

354-D185-01 Sheet 7 of 7

ATTACHMENT 1: SUGGESTED INSPECTION CHECKLISTS

Note: These should be considered suggestions only, and vessel should develop installation-specific inspection checklists as required by USCG and SOLAS.

WEEKLY CHECKLIST (ONBOARD)

• Visual inspection o Include hull, canopy, buoyant lifeline, foldable canopy, and retro-reflective material.

• Hook and attachment inspection o Inspect for wear, corrosion, or damage.

• On-load release gear o Reset release gear and perform cleanliness check.

• Engine run-up:

o Run engine for at least 3 minutes; verify operation and lubrication.

• Launching system test:

o Move boat slightly from stowed position o Confirm free-fall secondary devices can be removed/refitted.

• Steering gear:

o Inspect rudder, tiller, emergency tiller for damage; test operation.

• Hatches and windows:

o Check operation, gaskets, and glass integrity.

• Drain valve:

o Inspect for damage.

• Electric parts:

o Check wiring, connections, and indicators.

MONTHLY CHECKLIST (WEATHER PERMITTING)

• Turn out all rescue boats from stowed position.

• Inspect davits including:

o structure, wires, sheaves; lubricate moving parts.

• Verify rescue boat structure, propulsion, and maneuvering systems.

• Winch and brake:

o Test brake at max speed; inspect mechanism; verify remote control.

• Release gear:

o Inspect, adjust; test on-load/off-load release.

• Check all rescue boat equipment (Release mechanism on bow eye, lights, radios, fire extinguishers, lifejackets, etc.).

• Confirm rescue boat is complete and functional.