PWS USNS AMELIA EARHART HULL CLEANING and UWILD.pdf

USNS Byrd

( TAKE-04 )

DRYDOCKING CONTRACT NO. XXXX-XXX

ITEM NO. 0952 SOR 26-

CATEGORY "A" 2025-10-26

TAKE-CCSI-UNDERWATER INSPECTION IN

LIEU OF DRYDOCKING (UWILD) (5 YR)

Narvarte, Cesar

0952 SOR 26-011 - 1

1.0 ABSTRACT

The purpose of this item is to conduct an Underwater Hull Cleaning and Inspection in Lieu of Dry-docking (UWILD) as an alternate to the Dry-docking Survey.

Location: GUAM

Period of Performance: 24 Sep 2026 – 07 Oct 2026

1.1 TPOC: Michael Perry, Principal Port Engineer USNS

EARHART T-AKE 6

Desk: 757.443.0983 Cell: 757.754.3196 Email: michael.t.perry.civ@us.navy.mil

2.0 REFERENCES

NOTE: PPE verify and update references as required for the applicable vessel prior to submission.

2.1 NAVSEA Drawing No. 801-8388071, Capacity Plan

2.2 NAVSEA Drawing No. 801-8388177, Docking Plan

2.3 NAVSEA Drawing No. 085-7488873, Shell Expansion

2.4 NAVSEA Drawing No. 085-7488875, Scantling Plan Decks

and Profiles

2.5 NAVSEA Drawing No. 085-7488876, Scantling Plan -

Sections

3.0 ITEM LOCATION/DESCRIPTION

NOTE: PPE verify and update location, description (Nomenclature, Manufacturer, Model, Serial number) and quantities as required for the applicable vessel prior to submission.

3.1 Location/Quantity

3.1.1 Locations: Underwater hull

mailto:michael.t.perry.civ@us.navy.mil

DRYDOCKING CONTRACT NO. XXXX-XXX

ITEM NO. 0952 SOR 26-

CATEGORY "A" 2025-10-26

TAKE-CCSI-UNDERWATER INSPECTION IN

0952 SOR 26-011 - 2

3.1.2 Quantity: One

3.2 Item Description/Manufacturer’s Data

Vessel length: 688 ft 11 in

Vessel breadth: 654 ft

Vessel draft (fwd): 22 ft 10 in

Vessel draft (aft): 27 ft 9 in

# of Rudders One

# of Propellers One

4.0 GOVERNMENT FURNISHED EQUIPMENT/MATERIAL/SERVICE: None

5.0 NOTES

5.1 The contractor and all subcontractors, regardless of

tier must consult the General Technical Requirements (GTR) to determine applicability to this work item. In performance of this work item, the contractor and all subcontractors regardless of tier must comply with the requirements of all applicable GTRs including but not limited to GTRs 1 through 7, 22, 23, 24, 28, and 29.

5.2 This work item is applicable to vessels who have

approval from ABS to conduct ABS Rules for Survey After Construction, Part 7, Appendix, Section 1, Underwater Inspections in Lieu of Drydocking Surveys. If a vessel has any outstanding recommendations for repairs to the propeller, rudder, stern frame, underwater structure, or sea valves it may not be eligible for UWILD.

5.3 THIS SHIP CONTAINS HIGH VOLTAGE (HV) ELECTRICAL

SYSTEMS. OBEY ALL POSTED AND VERBAL INSTRUCTIONS REGARDING

SAFETY AND EXCLUSION FROM HIGH VOLTAGE AREAS. AT NO TIME

APPROACH, WORK ON, OR ENTER A HIGH VOLTAGE AREA WITHOUT PROPER

AUTHORIZATION.

DRYDOCKING CONTRACT NO. XXXX-XXX

ITEM NO. 0952 SOR 26-

CATEGORY "A" 2025-10-26

TAKE-CCSI-UNDERWATER INSPECTION IN

0952 SOR 26-011 - 3

5.4 THE T-AKE CLASS ELECTRICAL COLOR CODING DOES NOT

FOLLOW CONSISTENT COLOR SCHEME. THE SHIP IS KNOWN TO HAVE

CURRENT CARRYING CONDUCTORS COLORED GREEN, BLUE, BLACK, AND

WHITE. ASSUME ALL ELECTRICAL CABLES ARE ENERGIZED UNTIL TESTED

AND PROVEN OTHERWISE. TEST ALL ELECTRICAL CABLES TO ENSURE THEY

ARE DE-ENERGIZED PRIOR TO WORKING ON THE ITEM.

5.5 POP LOCATION: 7th Fleet AOR or GUAM. September 24, 2026

through October 30, 2026.

6.0 And QUALITY ASSURANCE REQUIREMENTS: None additional

7.0 STATEMENT OF WORK REQUIRED

7.1 Conduct an Underwater Cleaning and Inspection in Lieu

of Drydocking (UWILD) as an alternate to the Drydocking Survey using References 2.1 through 2.5 as guidance.

7.2 Coordinate with ship’s force to have associated

equipment locked and/or tagged out per ship’s lock out/tag out policy. When the maintenance is complete, coordinate with ship’s force to have associated equipment unlocked and/or tagged in per ship’s lock out/tag out policy.

7.2.1 With assistance from the OMT REP tag out all

overboard discharges, pump suctions, cathodic protection systems, jacking gear, and other systems or equipment that could affect divers.

7.3 Conduct a Pre-Survey Planning Meeting with the OMT

REP, Divers Rep, Master, Chief Engineer, ABS Surveyor and OMT REP in attendance. The meeting agenda and discussion shall, at a minimum, cover:

7.3.1 The vessel’s Master, Chief Engineer, or person in

charge, is to submit a signed letter to the ABS Surveyor stating the general overall condition of the vessel, level of maintenance, any known or suspected damage and cleanliness of the underwater body.

7.3.2 Confirm that the vessel has made no unapproved

repairs.

7.3.3 Confirm there is no record or indication of

DRYDOCKING CONTRACT NO. XXXX-XXX

ITEM NO. 0952 SOR 26-

CATEGORY "A" 2025-10-26

TAKE-CCSI-UNDERWATER INSPECTION IN

0952 SOR 26-011 - 4

abnormal deterioration, outstanding recommendations, or damage to underwater body, propeller, rudder, stern frame, underwater structure, or sea valves.

7.3.4 OMT REP is to provide the ABS Surveyor with the

most recent gaugings and gauging report from the last Special Survey.

7.3.5 OMT REP is to provide the Shipyard Superintendent, Divers and ABS with plans and drawings showing the external details of the hull below the sheer strake, including the following items and their location:

a. All shell openings

b. All docking plugs

c. Bilge keels

d. Welded seams and butts

e. Appendages

f. Anodes, including methods of attachment

g. Rudder

h. Propeller

i. Reference points

j. Watertight and oil-tight bulkheads

7.3.6 Confirm there are hull markings or other means to

orient the in-water survey and identify photographs.

7.3.7 Identify the Diving contractor, the number of

divers to be employed and the type of dive equipment to be used.

Discuss their experience, training and qualifications in underwater photography and NDT.

7.3.8 Discuss means of communication between the bridge, dive team and engine room (direct communications via sound powered phones are preferred).

DRYDOCKING CONTRACT NO. XXXX-XXX

ITEM NO. 0952 SOR 26-

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7.3.9 Discuss procedure/plan for emergencies.

7.3.10 Provide Divers with any reference data and

instructions necessary for underwater operations such as means of access to sea chests to inspect the external side of hull connections and sea valves, to rudder bearings to determine clearances of rudder bearings or to propeller shaft strut and stern bearings.

7.3.11 Discuss method of installing blanks/plugs for sea

chests/valves.

7.3.12 Discuss means to take stern bearing and rudder

bearing clearances.

7.3.13 Determine which tanks and cargo holds are to be

internally examined as a representative sample.

7.3.14 Determine if underwater or internal thickness

measurements of suspect areas are required.

7.3.15 Discuss divers means to conduct underwater

nondestructive testing for fracture detection.

7.3.16 Discuss the in-water clarity (visibility) and the

current or spot cleaning will be necessary.

7.3.17 Discuss vessels anticipated drafts, pier side

clearance and under keel clearance at the time of the survey.

7.3.18 Discuss impact of tides and currents on divers and

the examination.

7.3.19 Discuss anticipated duration of the underwater

survey

7.4 Conduct an underwater examination of the entire vessel

by an in-water survey company recognized by ABS using closed-circuit television with two-way communication using ABS requirements as guidance. The in-water survey is to be monitored and conducted under the surveillance of the attending ABS Surveyor and is to be supplemented with color photographic or video documentation. The ABS Surveyor is to be satisfied with the method of pictorial representation, and a good two-way

DRYDOCKING CONTRACT NO. XXXX-XXX

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communication between the Surveyor and divers is to be provided.

7.4.1 Items that must be recorded on the tape/photograph

include but are not limited to:

a. Vessel’s draft

b. Time at which dive commences

c. Point of commencement

d. Time viewed

e. Conditions of hull markings

f. Random areas of plating

g. All sea chests

h. All inlets and discharges

i. Bow and stern thrusters

j. Fathometer, Speed Log and other transducers

k. Anodes and reference cells of cathodic protection system

l. Rudder(s)

m. Pintles

n. Propeller(s) to include rope guards and net and line cutters

o. Areas showing signs of damage and/or corrosion

p. Time and point of completion of the dive

7.4.2 Items that must be examined, measured and recorded

include but are not limited to:

a. Confirm that the sea suction openings are clear.

b. Ascertain that the shaft seal assembly remains

DRYDOCKING CONTRACT NO. XXXX-XXX

ITEM NO. 0952 SOR 26-

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intact on oil-lubricated bearings.

c. Determine stern bearing clearances. Verify that the clearance or weardown is within limits on the stern bearing.

d. Determine the rudder bearing clearances and condition.

e. Determine the rudder pintle clearances and condition.

f. Verify that all parts of the pintle and gudgeon assemblies are intact and secure.

g. This work may require removal of bolted access plates, threaded plugs, and a measuring arrangement.

7.5 Hinged gratings must be opened on all sea chests to

allow divers access into each sea chest to inspect the anodes, internal sides of through hull connections and sea valves.

7.6 Sea valves and their attachment to sea chests are to

be examined externally, including expansion pieces in sea water cooling and circulating systems.

7.7 Examine the outside of the shell plating above the

waterline and exposed portions of appendages, such as propeller, rudder and rudder bearings. Provide a small boat with operator to aid the ABS surveyor accomplish this inspection.

7.8 Upon completion of the survey, restore all access

cover plates, threaded plugs, suction grates, remove all blanks, leaving the vessel in a ready for service condition.

7.9 Reports

7.9.1 When examination and servicing reveal any

deficiency a condition report is to be submitted to the OMT REP with recommended repair and parts required. Submit one electronic copy in Portable Document Format (PDF).

7.9.2 Submit three copies of a video tape with audio

commentary of all external areas of the underwater hull identified in 7.4 and 7.4.1, including rudder, propeller,tail

DRYDOCKING CONTRACT NO. XXXX-XXX

ITEM NO. 0952 SOR 26-

CATEGORY "A" 2025-10-26

TAKE-CCSI-UNDERWATER INSPECTION IN

0952 SOR 26-011 - 8

shaft, hull protective system, and all other attached appurtenances. Publish the video on DVD in a format readily accessible/playable using Windows™ software applications such as Windows Media Player, or others. Provide one copy to the OMT REP, one copy to the ship, and one copy to the ABS Surveyor.

7.10 Painting: None additional

7.11 Manufacturer’s Representative

7.11.1 Provide the services of a Diving contractor who is

an ABS recognized External Specialist for conducting In-Water Surveys. The contractor is to perform all examinations, servicing, testing and photography/videography of the underwater hull in accordance with ABS, USCG and manufacturer’s requirements.

https://ww2.eagle.org/en/rules-and-resources/recognized external-specialists.html.

https://www.eagle.org/ABSEaglePrograms/es/es-search.jsp

7.11.2 Provide the OMT REP with a signed letter of

qualification and copy of the ABS Certificate prior to the start of any work.

7.12 Preparation of Drawings

7.12.1 Provide electronic copies of all revised

and/or updated technical documentation including drawings, technical manuals, service bulletins, parts lists, certification and test data associated with the work performed or parts supplied to the OMT REP.

8.0 GENERAL REQUIREMENTS: None additional

https://www.eagle.org/ABSEaglePrograms/es/es-search.jsp

3.2 Item Description/Manufacturer’s Data

7.11.2 Provide the OMT REP with a signed letter of qualification and copy of the ABS Certificate prior to the start of any work.

8.0 GENERAL REQUIREMENTS: None additional