Exhaust Systems Cleaning SOW.doc

8-Feb-23

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), BARGE Boiler exhaust piping (work item 4) and barge diesel engine exhaust piping (work item 5).

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 WYACONDA (WLR 75403) Homeport: Dubuque, IA.

POC: MKC Philip Hanaburgh, or Cutter Representative* (563) 582-1965

*Schedule visits for possible estimates with POC and/or project manager

Item Start Date: 30 Mar 2025 Item Completion Date: 4 Apr 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 75C WAGL 4000-002, Rev C, Machinery Arrangement Mods to Suit IF 1312 MDE Coast Guard Drawing 75C WLR 4103-001, Rev , Diagram – Exhaust System Coast Guard Drawing 75C WAGL 4103-011, Rev B, Exhaust Piping Mods to Suit IF 1312 MDE

(WYACONDA)

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, 2014, 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 Scaffolding. The Contractor shall, in accordance with 29 CFR 1915, Subpart E, erect suitable staging or scaffolding, as required, to facilitate work.

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, details for disconnecting the exhaust piping, details for dividing/sectioning exhaust piping for cleaning and details for precautions to protect the MDE. The Contractor shall perform this work upon receiving Coast Guard approval of the plan.

note

Ships Force 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 75C WAGL 4000-002, 75C WLR 4103-011 and 75C WAGL 4103-001, 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. Ensuring complete removal of all tar deposits, soot deposits, and all other surface contaminants.

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, in the presence of the Coast Guard Inspector, the Contractor shall inspect the entire length of exhaust piping use a bore scope, demonstrating completeness of the cleaning process.

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

Ships Force 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

4. SAFETY

4.1 All persons conducting business with or at the Coast Guard Industrial Production Detachment St. Louis (IPDSL) 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.

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 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 75C WLR 4000-002, Rev C, Machinery Arrangement Mods to Suit IF 1312 MDE Coast Guard Drawing 75C WLR 4103-001, Rev -, Diagram – Exhaust System

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 Surface Forces Logistics Center Standard Specification 8636 (SFLC Std Spec 8636), 2022, Temporary Hull Accesses

OTHER REFERENCES

Code of Federal Regulations (CFR) Title 29, Part 1915, 2014, 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 shall 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 shall 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, details for disconnecting the exhaust piping, details for dividing/sectioning exhaust piping for cleaning and details for precautions to protect the MDE. The Contractor shall perform this work upon receiving Coast Guard approval of the plan.

note

Ships Force personnel will operate all shipboard machinery and equipment.

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) 75C WLR 4000-002 and 75C WLR 4103-001, 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, ensuring complete removal of all tar deposits, soot deposits, and all other surface contaminants.

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, in the presence of the Coast Guard Inspector, the Contractor shall inspect the entire length of exhaust piping use a bore scope, demonstrating completeness of the cleaning process.

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.)

note

Ships Force personnel will operate all shipboard machinery and equipment.

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

4. SAFETY

4.1 All persons conducting business with or at the Coast Guard Industrial Production Detachment St. Louis (IPDSL) 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.

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

3. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 75C WAGL 4000-002, Rev E, Machinery Arrangement Mods to Suit IF 1312 MDE Coast Guard Drawing 75C WLR 4103-001, Rev -, Diagram – Exhaust System

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 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.

• Boiler.

• 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.

note

Ships Force personnel will operate all shipboard machinery and equipment.

3.2 Operational test - initial. Prior to commencement of work, the Contractor shall witness Coast Guard Personnel perform an initial operational test of the exhaust stack system to demonstrate existing operational conditions. Submit a CFR.

3.3 Cleaning. The Contractor shall clean the interior surfaces of the exhaust piping to the Boiler, shown on Coast Guard Drawing(s) 75C WAGL 4000-002 and 75C WLR 4103-001, 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. Clean all adjacent stack uptake surfaces, ensuring complete removal of all tar deposits, soot deposits, and all other surface contaminants.

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.

3.4.1 Following cleaning of the interior of each uptake, in the presence of the Coast Guard Inspector, the Contractor shall inspect the entire length of exhaust piping use a bore scope, demonstrating completeness of the cleaning process.

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

note

Ships Force personnel will operate all shipboard machinery and equipment.

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.

4. SAFETY

4.1 All persons conducting business with or at the Coast Guard Industrial Production Detachment St. Louis (IPDSL) 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.

WORK ITEM 4: Boiler Exhaust Stack Uptakes, Commercial Clean-Barge

1. SCOPE

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

1.2 Government-furnished property.

None

2. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 130 CGB69 505-1, Rev 1, Boiler & Engine Exhaust Piping Arrangement

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 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.

• Boiler.

• 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.

note

Ships Force personnel will operate all shipboard machinery and equipment.

3.2 Operational test - initial. Prior to commencement of work, the Contractor shall witness Coast Guard Personnel perform an initial operational test 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 Boiler, shown on Coast Guard Drawing(s) Coast Guard Drawing 130 CGB69 505-1, 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. Clean all adjacent stack uptake surfaces, ensuring complete removal of all tar deposits, soot deposits, and all other surface contaminants.

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.

3.4.1 Following cleaning of the interior of each uptake, in the presence of the Coast Guard Inspector, the Contractor shall inspect the entire length of exhaust piping use a bore scope, demonstrating completeness of the cleaning process.

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

note

Ships Force personnel will operate all shipboard machinery and equipment.

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.

4. SAFETY

4.1 All persons conducting business with or at the Coast Guard Industrial Production Detachment St. Louis (IPDSL) 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.

WORK ITEM 5: 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 130 CGB69 505-1, Rev 1, Boiler & Engine Exhaust Piping Arrangement

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 - general. 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.

· 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 Coast Guard Personnel perform an initial operational test 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 Drawing 130 CGB69 505-1, 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. Clean all adjacent stack uptake surfaces, ensuring complete removal of all tar deposits, soot deposits, and all other surface contaminants.

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. Following cleaning of the interior of each exhaust pipe system, in the presence of the Coast Guard Inspector, the Contractor shall inspect the entire length of exhaust piping use a bore scope, demonstrating completeness of the cleaning process. The Contractor shall also 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, general. The Contractor shall prepare and coat all new and disturbed exterior and interior surfaces, as applicable, 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.

3.6 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.

4. SAFETY

4.1 All persons conducting business with or at the Coast Guard Industrial Production Detachment St. Louis (IPDSL) 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.

_1712041006.doc

EXHAUST CLEANING CONTRACTORS

INDUSTRIAL PRODUCTION DETACHMENT (IPDSL) ST. LOUIS, MO

VALLEY STONECRAFT Services, LLC

Phone:

(618) 535-5307

415 South McGill St.

POC:

Justin Brackett

Jerseyville

IL

62052

Email: justinbrackett23@gmail.com

Dalmation Care

Phone:

(314) 423-0101

1861 Chambers Road

Fax:

(314) 867-8624

St. Louis

MO

63136

POC: Ken Stolle / Sara

Email: taraleah2@yahoo.com

Stanley Steemers

Phone:

(314) 770-9999

2205 Forte CT.

Fax:

(314) 770-2211

Maryland Heights

MO

63128

POC: Whitney

Email:

Steamatic

Phone:

(314) 434-4600

10550 Kahlmeyer Drive

Fax:

(314) 434-0491

St. Louis

MO

63132

POC: Mike

Email: mikemcdavid@steamaticstl.com