Exhaust Cleaning SOW.doc

4-Dec-24

CLEAN SHIPS EXHAUST SYSTEMS

This work item describes the requirements for the Contractor to clean the vessel’s port and starboard Main Diesel Engine (MDE) exhaust piping (work item 1), port and starboard ship service diesel generator (SSDG) exhaust piping (work item 2), TENDER Boiler exhaust piping (work item 3), and barge diesel engine exhaust piping (work item 4).

Project Manager:

Mr. James Tepen

Industrial Detachment Supervisor*

Office (314) 771-6044 x 2103

Cell (314) 565-8893 Fax (314) 771-6269

*Visits for possible estimates must be scheduled with the Cutter POC Dockside Location: CG Schlimme Industrial Facility

100 Arsenal Street

Building 17

St. Louis, MO 63118 Location Work Hours:

0700 – 1500 (All work outside of these hours requires advanced approval from the Project Manager)

Vessel: USCGC OBION (WLR 65503) Homeport: Owensboro, KY

POC: MKC Corey Walters or Cutter Representative (270) 685-0650*

*Visits for estimates must be scheduled with POC.

Item Start Date: 27 Jan 2025 Item Completion Date: 30 Jan 2025 Note: Work MUST begin on start date unless otherwise coordinated with project manager NOTE: Coast Guard personnel will operate all shipboard machinery and equipment.

WORK ITEM 1: Main Diesel Engine (MDE) Exhaust Piping, Commercial Clean

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to clean the port and starboard Main Diesel Engine (MDE) exhaust piping system, including the associated stack uptakes.

1.2 Government-furnished property.

None.

2. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 65B WD 1107-003, Rev A, Stack Mods to Suit IF 1312 MDE

Coast Guard Drawing 65B WD 4000-004, Rev A, Machinery Arrgt Mods to Suit IF 1312 MDE

Coast Guard Drawing 65B WD 4810-005, Rev A, Exhaust Piping Mods to Suit IF 1312 MDE

COAST GUARD PUBLICATIONS

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

Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2022, Requirements for Preservation of Ship Structures

OTHER REFERENCES

Code of Federal Regulations (CFR) Title 29, Part 1915, Jul 2013, Occupational Safety and Health Standards for Shipyard Employment

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Tech Rep.

Not applicable.

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). Upon completion of work, the Contractor shall remove all installed protective measures, inspect for the presence of contamination, and return all contaminated equipment, components, and spaces to original condition of cleanliness.

3.1.4 Interferences. The Contractor shall 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:

• Access covers.

• Exhaust stack.

• MDE.

• Piping.

• Pipe insulation.

• Vent ducting.

• Wiring.

• Exhaust pipe expansion joints.

• Exhaust insulation blankets.

3.2 Staging or scaffolding, netting. The Contractor must erect suitable staging or scaffolding in accordance with 29 CFR 1915, Subpart E, (Scaffolds, Ladders and Other Working Surfaces), to facilitate work, as required.

3.2.1 Rig suitable safety netting, to protect workers during possible falls, and to protect the Engine Room and machinery from falling tools.

3.3 Work plan. The Contractor shall develop and submit, to the COR, a plan for collecting and disposing of waste extracted during cleaning process. Ensure that the proposed plan shall detail how and where exhaust piping will be disconnected, how entire length of exhaust piping will be divided/sectioned for cleaning, and precautions to protect the MDE. The Contractor shall perform this work upon receiving Coast Guard approval of the plan.

note

Coast Guard personnel will operate all shipboard machinery and equipment.

3.4 Operational test - initial. Prior to commencement of work, the Contractor shall witness an operational pre-test (by Coast Guard personnel) of the exhaust stack system, to demonstrate existing operational condition. Submit a CFR.

3.5 Cleaning. The Contractor shall clean the interior surfaces of the exhaust piping and stack uptakes to the MDE, shown on Coast Guard Drawings 65B WD 1107-003, 65B WD 4000-004 and 65B WD 4810-005, to a condition free from soot, tar, and any other foreign matter as follows:

3.5.1 Disconnect the exhaust piping as necessary to facilitate cleaning.

3.5.2 Thoroughly sweep, mechanically clean, and vacuum the interior of each exhaust pipe system, including the mufflers, from the exhaust outlet to the topmost location outside the vessel. Clean all adjacent stack uptake surfaces. Ensure that all tar deposits, soot deposits, and all other surface contaminants are completely removed.

3.5.3 Remove all debris from the pipe surfaces, stack deck, and Engine Room areas by vacuuming. Dispose of all cleaning materials and generated debris in accordance with all applicable Federal, state, and local regulations.

3.5.4 Reassemble exhaust piping; renew all disturbed flange connection gaskets with suitable high temperature, non-asbestos-containing gasket materials; and renew all disturbed fasteners.

3.6 Inspection and report. The Contractor shall perform a visual inspection of the following components; submit a CFR:

• Exhaust stack access hatches, including all associated studs and nuts.

• All cleaned exhaust stack surfaces.

• All exhaust expansion joints, including associated bolts.

3.6.1 Following cleaning of the interior of each exhaust pipe system, the Contractor shall demonstrate completeness of the cleaning process to the Coast Guard Inspector, showing that the entire length of exhaust piping has been satisfactorily cleaned according to the work plan.

3.7 Touch-up preservation. The Contractor shall prepare and coat all new and disturbed surfaces to match existing adjacent surfaces in accordance with SFLC Std Spec 6310, paragraph 3.1.13 (Touch-ups and minor coating repairs.)

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.8 Operational test – post repairs. After completion of work, the Contractor shall thoroughly test, in the presence of the Coast Guard Inspector and demonstrate the exhaust stack system to be in satisfactory operating condition. Submit a CFR

WORK ITEM 2: Ship Service Diesel Generator (SSDG) Exhaust Piping, Commercial Clean

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to clean the port and starboard ship service ship service diesel generator (SSDG) exhaust piping system, including the associated stack uptakes.

1.2 Government-furnished property.

None.

2. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 65B WD 1107-003, Rev A, Stack Mods to Suit IF 1312 MDE

Coast Guard Drawing 65B WD 4000-004, Rev A, Machinery Arrgt Mods to Suit IF 1312 MDE

Coast Guard Drawing 65B WD 4810-005, Rev A, Exhaust Piping Mods to Suit IF 1312 MDE

COAST GUARD PUBLICATIONS

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

Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2022, Requirements for Preservation of Ship Structures

OTHER REFERENCES

Code of Federal Regulations (CFR) Title 29, Part 1915, Jul 2013, Occupational Safety and Health Standards for Shipyard Employment

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Tech Rep.

Not applicable.

3.1.3 Protective measures. The Contractor shall furnish and install all protective coverings to seal off and protect all non-affected vessel's components, equipment, and spaces near the work area against contamination during the performance of work. Upon completion of work, the Contractor shall remove all installed protective measures, inspect for the presence of contamination, and return all contaminated equipment, components, and spaces to original condition of cleanliness.

3.1.4 Interferences. The Contractor shall 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:

• Access covers.

• Exhaust stack.

• SSDG.

• Vent ducting.

• Wiring.

• Exhaust pipe expansion joints.

• Exhaust insulation blankets.

3.2 Staging or scaffolding. The Contractor must erect suitable staging or scaffolding in accordance with 29 CFR 1915, Subpart E (Scaffolds, Ladders and Other Working Surfaces) to facilitate work, as required.

3.3 Safety precaution. The Contractor must rig suitable safety netting, to protect workers during possible falls, and to protect the Engine Room and machinery from falling tools.

3.3.1 Temporary safety railing. To promote safety, the Contractor shall limit existing safety railing removals to an area where new safety railing can be installed during the same workday. During periods when not actively working on new safety railing, secure any gaps between existing safety railing with a substantial temporary lifeline arrangement similar to that currently installed on the vessel. Remove and dispose of all temporary lifelines upon completion of work.

3.4 Work plan. The Contractor shall develop and submit to the COR, a plan for collecting and disposing of waste extracted during cleaning process. Ensure that the proposed plan shall detail how and where exhaust piping will be disconnected, how entire length of exhaust piping will be divided/sectioned for cleaning, and precautions to protect the SSDG. The Contractor shall perform this work upon receiving Coast Guard approval of the plan.

3.5 Operational test - initial. Prior to commencement of work, the Contractor shall witness an operational pre-test (by Coast Guard personnel) of the exhaust stack system, to demonstrate existing operational condition. Submit a CFR.

3.6 Cleaning. The Contractor shall clean the interior surfaces of the exhaust piping and stack uptakes to the SSDG, shown on Coast Guard Drawing(s) 65B WD 4000-004 and 65B WD 4810-005, to a condition free from soot, tar, and any other foreign matter as follows:

3.6.1 Disconnect the exhaust piping as necessary to facilitate cleaning.

3.6.2 Thoroughly sweep, mechanically clean, and vacuum the interior of each exhaust pipe system, including the mufflers, from the exhaust outlet to the topmost location outside the vessel.

Clean all adjacent stack uptake surfaces. Ensure that all tar deposits, soot deposits, and all other surface contaminants are completely removed.

3.6.3 Remove all debris from the pipe surfaces, stack deck, and Engine Room areas by vacuuming. Dispose of all cleaning materials and generated debris in accordance with all applicable Federal, state, and local regulations.

3.6.4 Reassemble exhaust piping; renew all disturbed flange connection gaskets with suitable high temperature, non-asbestos-containing gasket materials; and renew all disturbed fasteners.

3.7 Inspection and report. The Contractor shall perform a visual inspection of the following components; submit a CFR:

• Exhaust stack access hatches, including all associated studs and nuts.

• All cleaned exhaust stack surfaces.

• All exhaust expansion joints, including associated bolts.

3.7.1 Following cleaning of the interior of each exhaust pipe system, the Contractor shall demonstrate completeness of the cleaning process to the Coast Guard Inspector, showing that the entire length of exhaust piping has been satisfactorily cleaned according to the work plan.

3.8 Touch-up preservation. The Contractor shall prepare and coat all new and disturbed surfaces to match existing adjacent surfaces in accordance with SFLC Std Spec 6310, paragraph 3.1.13 (Touch-ups and minor coating repairs.)

3.9 Operational test – post repairs. After completion of work, the Contractor shall thoroughly test, in the presence of the Coast Guard Inspector and demonstrate the exhaust piping system to be in satisfactory operating condition. Submit a CFR

WORK ITEM 3: Boiler Exhaust Stack Uptakes, Commercial Clean-Tender

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to clean the Boiler exhaust stack uptakes.

1.2 Government-furnished property.

None.

2. REFERENCES

Coast Guard Drawings

Coast Guard Drawing 65B WD 1107-003, Rev B, Stack Modifications to Suit IF 1312 MDE

Coast Guard Drawing 65B WD 4000-004, Rev B, Machinery Arrangement Mods to Suit IF 1312 MDE

Coast Guard Drawing 65B WD 4810-005, Rev B, Exhaust Piping Mods to Suit IF 1312 MDE

Coast Guard Publications

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

Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2022, Requirements for Preservation of Ship Structures

Other References

None

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Tech Rep.

Not applicable.

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 following:

· Access covers.

· Exhaust stack.

· Boiler.

· Exhaust pipe expansion joints.

· Exhaust insulation blankets.

3.2 Safety precaution. The Contractor must rig suitable safety netting, to protect workers during possible falls, and to protect the Engine Room and machinery from falling tools.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.3 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. Submit a CFR.

3.4 Cleaning. The Contractor must clean the interior surfaces of the exhaust piping to the Boiler, shown on Coast Guard Drawing(s) 65B WD 1107-003, 65B WD 4000-004, and 65B WD 4810-005, to a condition free from soot, tar, and any other foreign matter as follows:

3.4.1 Disconnect the exhaust piping as necessary to facilitate cleaning.

3.4.2 Thoroughly sweep, mechanically clean, and vacuum the interior of each exhaust pipe system, including the mufflers, from the exhaust outlet to the topmost location outside the vessel. Ensure that all tar deposits, soot deposits, and all other surface contaminants are completely removed.

3.4.3 Upon completion of cleaning, do the following:

3.4.3.1 Remove all debris from the pipe surfaces, stack deck, and Engine Room areas by vacuuming. Dispose of all cleaning materials and generated debris in accordance with all applicable Federal, state, and local regulations.

3.4.3.2 Reassemble exhaust piping; renew all disturbed flange connection gaskets with suitable high temperature, non-asbestos-containing gasket materials; and renew all disturbed fasteners.

3.5 Inspection and report. The Contractor must perform a visual inspection of the following components; submit a CFR:

· Exhaust stack access hatches, including all associated studs and nuts.

· All cleaned exhaust stack surfaces.

· All exhaust expansion joints, including associated bolts.

3.5.1 Following cleaning of the interior of each uptake, the Contractor must demonstrate completeness of the cleaning process to the Coast Guard Inspector, showing that the entire length of uptake has been satisfactorily cleaned according to the work plan.

3.6 Touch-up preservation. The Contractor must prepare and coat all new and disturbed surfaces to match existing adjacent surfaces in accordance with SFLC Std Spec 6310, paragraph 3.1.13 (Touch-ups and minor coating repairs.)

3.7_Operational test, post repairs. After completion of work, the contractor must thoroughly test, in the presence of the coast guard inspector and demonstrate all items or shipboard devices that have been disturbed, used, repaired, altered, or installed to be in satisfactory operating condition. Submit a CFR.

Work Item 4: Barge, Diesel Engine Exhaust Piping, Commercial Clean

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to clean the barge diesel engine exhaust piping.

1.2 Government-furnished property.

None.

2. REFERENCES

Coast Guard Drawings

Coast Guard Drawing 100B CGB 4000-1, Rev 3, Machinery Arrangement

Coast Guard Drawing 100B CGB 4103-1, Rev 3, Engine Cooling & Exhaust Piping & Weedicide System Coast Guard Drawing 100B CGB 4103-6, Rev -, USCGB 99008 Engine Exhaust Piping Arrangement (USE FOR CGB 99008 ONLY)

Coast Guard Publications

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

Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2022, Requirements for Preservation of Ship Structures

Other References

None.

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Tech Rep.

Not applicable.

3.1.3 Protective measures. The Contractor shall furnish and install suitable covering to seal off and protect all non-affected surfaces/equipment and spaces in the vicinity of the work area against contamination during the performance of work. Upon completion of work, remove protective material and inspect for the presence of contamination. Clean all equipment and spaces, contaminated due to improper protection, to original condition of cleanliness.

3.1.4 Interferences. The Contractor shall 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:

· Access covers.

· Exhaust stack.

· Barge diesel engine.

· Exhaust pipe expansion joints.

· Exhaust insulation blankets.

3.1.5 Safety precaution. The Contractor shall rig suitable safety netting, to protect workers during possible falls, and to protect the Engine Room and machinery from falling tools.

3.2 Operational test - initial. Prior to commencement of work, the Contractor shall witness an operational pre-test (by Coast Guard personnel) of the exhaust stack system, to demonstrate existing operational condition. Submit a CFR.

3.3 Cleaning. The Contractor shall clean the interior surfaces of the exhaust piping to the barge diesel engine, shown on Coast Guard Drawings 100B CGB 4000-1 and 100B CGB 4103-1, to a condition free from soot, tar, and any other foreign matter as follows:

3.3.1 Disconnect the exhaust piping as necessary to facilitate cleaning.

3.3.2 Thoroughly sweep, mechanically clean, and vacuum the interior of each exhaust pipe system, including the mufflers, from the exhaust outlet to the topmost location outside the vessel. Ensure that all tar deposits, soot deposits, and all other surface contaminants are completely removed.

3.3.3 Upon completion of cleaning, do the following:

3.3.3.1 Remove all debris from the pipe surfaces, stack deck, and Engine Room areas by vacuuming. Dispose of all cleaning materials and generated debris in accordance with all applicable Federal, state, and local regulations.

3.3.3.2 Reassemble exhaust piping; renew all disturbed flange connection gaskets with suitable high temperature, non-asbestos-containing gasket materials; and renew all disturbed fasteners.

3.4 Inspection and report. The Contractor shall perform a visual inspection of the following components; submit a CFR:

· Exhaust stack access hatches, including all associated studs and nuts.

· All cleaned exhaust stack surfaces.

· All exhaust expansion joints, including associated bolts.

3.5 Touch-up preservation. The Contractor shall prepare and touch-up coat all disturbed surfaces to match existing adjacent surfaces in accordance with SFLC Std Spec 6310, Appendix B (Cutter and Boat Interior Painting Systems).

3.6 Operational test – post repairs. After completion of work, the Contractor shall, in the presence of the Coast Guard Inspector, thoroughly test and prove of the exhaust stack system to be satisfactory operating condition. Submit a CFR.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

4. SAFETY

4.1 All persons conducting business with or at the Coast Guard Industrial Support Activity (ISA) St. Louis Facility and onboard Coast Guard Cutters while moored at this facility are required to meet all applicable safety requirements including weather conditions set forth by the Coast Guard Industrial Facility and the Army Corps of Engineers.

4.2 Contractor shall comply with EPA certifications and provide a copy of current certification to the Coast Guard. In addition, contractor shall comply with all federal, state, and local public safety and environmental protection regulations applicable to the following issues:

· Handling and disposal of spent cleaning solvents and wastes generated during cleaning procedures

· Protection of waterways during cleaning procedures

4.3 The Contractor shall contact the Project Manager or the Cutter POC for final inspection prior to acceptance of work.

_1687088447.doc

EXHAUST CLEANING CONTRACTORS

INDUSTRIAL PRODUCTION DETACHMENT (IPDSL) ST. LOUIS, MO

CITI Approved Enterprise

Phone:

(504) 723-0834

2439 Manhattan BLVD STE 505-2

Fax:

Harvey

LA

70058

POC: INGRID THIBODEAUX

Email: Ingrid@citiapprovedenterprise.com

Dalmation Cleaning & Restoration

Phone:

(314) 423-0101

2330 N Lindbergh Blvd

Fax:

(314) 867-8624

St. Louis

Missouri

63114

POC: Ken/Tara Stolle

Email: taraleah2@yahoo.com

Stanley Steemers

Phone:

(423) 894-1892

7611 Lee Hwy

Fax:

Chattanooga

TN

37421

POC:

Email: