SOW_WAGB-10_SewageCleaning (Rev 0).pdf

General Requirements

1. SCOPE

1.1 Intent. This standard specification invokes general requirements for conducting vessel repairs performed by commercial contractors at a Coast Guard facility for Coast Guard vessels.

2. REFERENCES

COAST GUARD DRAWINGS

None

COAST GUARD PUBLICATIONS

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2022, General Requirements Surface Forces Logistics Center Standard Specification 5550 (SFLC Std Spec 5550), 2022, Fire

Prevention and Response

OTHER REFERENCES

None

3. REQUIREMENTS

3.1 General. The Contractor must conform to all requirements specified in SFLC Std Spec 0000 and in this item, as applicable, during the performance of this availability. The requirements of this WI applies to all work under the scope of this contract, whether explicitly stated in all following work items or not, and to all other work subsequently authorized by changes, modifications, or extensions to the contract.

3.2 Fire Prevention Specification. The Contractor must submit a Fire Prevention Plan in accordance with paragraph 3.1 of SFLC Standard Spec 5550

3.3 Materials. The Contractor must obtain all the materials required to complete this job.

3.4. Period of Performance. The period of performance for this work starts on 31 October 2024 and ends on 8 November 2024.

3.5. Ship check. To gain access to the ship prior to award, contact LTJG Mikael Axelsson at mikael.j.axelsson@uscg.mil. Access prior to award cannot be guaranteed and will depend on the availability of the ship.

mailto:mikael.j.axelsson@uscg.mil

3.6. Location. The Contractor must perform the work aboard the USCGC POLAR STAR (WAGB 10) alongside the pier at USCG Base Seattle on 1519 ALASKAN WAY S, SEATTLE, WA 98134.

50800_ BJA_1024_399

WORK ITEM 1: Sewage Piping, Inspect and Clean

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to conduct a high-pressure cleaning and borescope inspection of select portions of the sewage system.

1.2 Government-furnished property.

None

Pipe Section Linear Feet (Estimated)

E-6 Female Head (2-137-1-L) to Sewage 3 (3-143-6-Q), through log office 100

E-6 Male Head (2-143-0-L) to Sewage 3 (3-143-6-Q) 40

E-5 Male Head (2-94-1-L), going aft toward Aux 3 (3-121-0-E) 50

E-4/Below Male Head (2-69-0-L) to Sewage 2 (3-69-2-Q) 30

Total 220 ft

2. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 400-WAGB-4808-004, Rev W, Arr. Of Plumbing & Int. Dk. Dr. 2nd Dk.

Fwd 113 Coast Guard Drawing 400-WAGB-4808-005, Rev Z, Arr. Of Plumbing & Int. Dk. Dr. 2nd Dk. Aft

Coast Guard Drawing 400-WAGB-4808-006, Rev Z, Arr. Plumbing Drains 3rd Deck and Below Coast Guard Drawing 400-WAGB-4808-008, Rev N, Diagram Plumbing and Interior Deck

Drains

COAST GUARD PUBLICATIONS

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2022, General Requirements

OTHER REFERENCES

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2. Tech Rep.

None.

3.1.3 Protective measures. The Contractor must furnish and install all protective measures in accordance with SFLC Std Spec 0000, paragraph 3.3.3 (Vessel component, space, and equipment protection).

3.1.4 Interferences. The Contractor must handle all interferences in accordance with SFLC Std Spec 0000, paragraph 3.3.5 (Interferences). Known interferences include, but are not limited to the below-listed:

• Toilets

• Valves

NOTE

Coast Guard personnel will operate all shipboard machinery, equipment and valves.

3.2 Operational test - initial. Prior to commencement of work, the Contractor must witness Coast Guard personnel perform an initial operational test of all items or shipboard devices to be disturbed, used, repaired, or altered, to demonstrate existing operational condition. Items to be tested include, but are not limited to the following items that are affected by the flushing:

• Toilets

• Isolation valves in the sewage system

3.3 Borescope Inspection. In the presence of a Coast Guard Inspector, the Contractor must borescope the lines shown in Table 1 and referenced drawings both BEFORE and AFTER the cleaning herein.

3.3.1. The USCG will remove the toilets and valves as needed to access the system. Submit a CFR at least 1 business day ahead of time requesting which toilets need to be removed.

3.3.2. The Contractor must take up to 100 still pictures as requested by the Coast Guard inspector. Video of the borescope inspection can be used in lieu of pictures.

3.3.3. Location of the still pictures or any other area of interest requested by the Coast Guard Inspector must be submitted via CFR.

3.4 Clean. The Contractor must hydroblast the piping shown in Table 1 and referenced drawings using a water jet capable of at least 3200 PSI.

3.4.1. The USCG will remove the toilets and valves as needed to access the system. Submit a CFR at least 1 business day ahead of time requesting which toilets need to be removed.

3.4.2. The Contractor must suspend the blasting immediately upon request from the USCG in case of a leak.

3.5 Operational Test, Final. Upon completion of work, the Contractor must witness Coast Guard personnel perform an operational test of all items or shipboard devices that were disturbed, used, repaired or altered, to demonstrate their operational condition. Submit a CFR. Items to be tested include, but are not limited to the following items that are affected by the flushing:

• Toilets

• Isolation valves in the sewage system

4. NOTES