SOW_SSDGCollectorRing-Repair (USCGC Alex Haley).pdf

General Requirements

1. SCOPE

1.1 Intent. This standard specification invokes general requirements for conducting vessel repairs performed by commercial contractors at a United States Coast Guard (USCG) 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 0740 (SFLC Std Spec 0740), 2022, Welding and Allied Processes

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 apply 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 Welding and brazing requirements. The Contractor must perform all welding and allied processes, and NDE in accordance with SFLC Std Spec 0740.

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

3.4 Materials. The Contractor must obtain all of the materials required to complete this job with the exception of the Government-furnished Property shown in Paragraph 1.2 of Work Item 1.

3.5. Period of Performance. The period of performance for this requirement starts on 16 December 2024 and ends on 10 January 2024.

3.6. Location. The Contractor must perform the work while the USCGC Alex Haley (WMEC-282) is alongside the pier at USCG Base Kodiak: Albatross Ave, Kodiak, AK 99615.

3.7. Release of References. For any listed references to be distributed, the contractor must be registered in the Joint Certification Program (JCP) through Defense Logistics Agency (DLA) and provide your JCP number to the listed point of contact (POC) for this work.

3.8. Solicitation Period Site-Visit. The Contractor can perform a ship check during the solicitation period of this requirement. The Contractor must contact the designated points of contact (POC) at least 24 hours prior to requested access for USCG to process. The POC for a site visit is 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’s crew and the Contractor providing request documentation needed for access.

USCG is not responsible for any costs associated with the Contractor’s site visit.

3.9. Documentation for Contractor’s Proposal. The Contractor must include at least the following in their proposal for this requirement: basic information (name, company name, contact details, the date, Unique Entity ID), company overview and relevant qualifications, scope of work for the tasks and deliverables, project timeline, cost including a breakdown of the cost of each item or service, terms and conditions, attachments/bid sheet, description of subcontractors (if any), and signature of the authorized person.

3.10. Proposal Evaluation Criteria. Award of this requirement shall be made to the vendor whose proposal offers the greatest value to the government. Technical factors and past performance are more important than price.

3.11. Points of Contact. The USCG POCs for this requirement include but are not limited to the following:

3.11.1. Engineer Officer, LT Sean Meibers, sean.m.meibers@uscg.mil

3.11.2. SFLC-LREPL Asset Manager, LTJG Mikael Axelsson, mikael.j.axelsson@uscg.mil

WORK ITEM 1: SSDG Collector Rings, Repair

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to resurface ships’ service diesel generator (SSDG) number 3 collector ring.

1.2 Government-furnished property.

None.

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 3100 (SFLC Std Spec 3100), 2022, Inspect, Test and Recondition AC Synchronous Machines In-Place

Surface Forces Logistics Center Standard Specification 3101 (SFLC Std Spec 3101), 2022, Overhaul Synchronous Machines

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

Coast Guard Technical Publication (TP) 0961-LP-059-3010, SWBS 311, US Naval Salvage Vessel ATS Class, Ship’s Service Generators

Coast Guard Technical Publication (TP) 0961-LP-037-9010, SWBS 311, Caterpillar D353 Diesel Engine for ARS Ships

OTHER REFERENCES

Electrical Apparatus Service Association (EASA) Standard AR100-2020, Recommended Practice for the Repair of Rotating Electrical Apparatus

3. REQUIREMENTS

3.1 General.

3.1.1 CIR. The Contractor must submit a CIR for the inspections listed in the following paragraph(s):

None.

3.1.2 Tech Rep. The Contractor must provide the services of a Qualified Technical Representative who is experienced with the repair of rotating power generators equipped with collector rings to accomplish the following on site:

Assist with resurfacing of the generator collector rings.

Ensure compliance with manufacturer's procedures and standards during system disassembly, inspection, and reassembly as applicable.

3.1.2.1 Submit evidence that the Contractor’s service center and field Tech Rep is accredited by an applicable industry association for repair of generators or other rotating machinery, such as the Electrical Apparatus Service Association (EASA).

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).

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.1.5 Machine protection. The Contractor must comply with the requirements of SFLC Std Spec 3100, paragraph 3.1.3.

3.1.5.1 Take all applicable precautions specified by SFLC Std Spec 3100 and EASA Standard AR100.

3.2 Operational test, initial. Prior to commencement of work, the Contractor must witness Coast Guard personnel perform an initial operational test of Nr. 3 SSDG, to demonstrate existing operational condition, paying particular attention to condition of sparking on the collector ring, vibration, and movement of brush springs. Submit a CFR.

3.3 Initial inspection. The Contractor must conduct an initial inspection of the generator critical dimensions. Submit a CFR.

3.3.1 Inspect the condition of removed brushes and hardware, and save if condition is acceptable. Brushes must be renewed.

3.3.2 Measure air gap clearances and complete data sheet in accordance with SFLC Std Spec 3100, paragraph 3.2.2.

3.3.3 Measure collector ring wear and concentricity of all collector rings for Nr. 3 SSDG in accordance with SSDG Tech Pub, and SFLC Std Spec 3100, paragraph 3.2.3.7.

3.4 Collector ring machining. The Contractor must machine and resurface the generator slip rings in accordance with EASA standard AR100.

3.4.1 The Contractor must disassemble brushes, brush holder, and connected hardware as needed.

3.4.2 The Contractor must ensure metal shavings are vacuumed during the machining process, and metal particles are not permitted to fall further into the machine inadvertently.

3.4.3 The Contractor must describe the proposed process and tools to be used for machining, cutting (turning) the collector rings in place. Submit a CFR.

3.4.3.1 Correction of severe eccentricity of the collector ring will require use of a machine cutting tool and jig to be mounted on the post for the brush holder. Jig should be designed for this purpose. The Contractor must submit a drawing of the tooling, and description of the materials used.

3.4.3.2 The Coast Guard will provide measurements of the generator as requested for development of the jig and tooling.

3.4.3.3 Suitable cutting speed is estimated at 300-400 RPM. The Contractor must make the final determination based on their tooling, on-site assessment, and knowledge of the materials and machining practice. Coordinate with ship’s crew to operate the engine at an agreed upon suitable cutting speed.

3.4.4 After cutting the collector ring to reduce eccentricity, the collector rings must be polished with progressively finer stones, resulting in a satin finish on the collector ring surface. Satin finish appears as a reflective surface, but is not mirror-like.

3.4.5 Concentricity of the collector ring must be measured after completion of the cutting and polishing process. Total indicated runout (TIR) must not exceed 0.003 inch.

3.5 Reassembly and hardware renewal. The Contractor must clean and reassemble the generator brushes and collector rings. Submit a CFR.

3.5.1 Renew hardware as agreed upon with the Coast Guard Inspector. Reassemble brush rigging, springs, and brushes.

3.5.1.1 Seat renewed brushes using fine grit sandpaper, so that the brushes are fully contoured to the curvature of the collector ring.

3.5.1.2 Test spring tension in accordance with manufacturer guidance prior to reinstalling in the brush holder. The spring must provide 2.8 to 3.28 pounds-force when extended to the length of the brush to be considered satisfactory. If satisfactory force is not met, springs must be renewed.

3.5.2 Clean generator until all metal particles and carbon dust is removed. Participate in inspection by the Coast Guard Inspector.

NOTE

Coast Guard personnel will operate all shipboard machinery and equipment.

3.6 Establishing collector ring film. The Contractor must coordinate operation of the generator according to the following method for establishing surface film for newly resurfaced collector rings. Ideally, a load bank (resistive only) must be provided for this purpose.

3.6.1 Operate generator at no load for two hours.

3.6.2 Operate for two hours at each of the following loads: fifty percent, seventy-five percent, and full load.

3.6.3 In emergent circumstances, if a load bank is not available, the generator field must be reconfigured so that Series and Shunt fields are connected in parallel, with excitation power provided by the rotating power amplifier, in accordance with the SSDG Tech Pub.

3.6.3.1 With the generator field connected in this alternative configuration, establish film by operating at no load as described in 3.7.1, then operate for six hours at highest available load, not to exceed seventy-five percent.

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 generator operation. Submit a CFR.

3.7.1 The generator must run without sparking at collector rings for successful completion of operational test.

4. NOTES

4.1 Collector ring brush grade and manufacturer. Collector ring brushes are Helwig Carbon, grade HH, dimensions in accordance with SSDG Tech Pub.

USCG CONTRACT REQUIREMENTS

GENERAL REQUIREMENTS

1. Prior to contract issuance the prospective contractor MUST HAVE completed and/or current enrollment into System Award Management (SAM), enrollment information for which can be found at: https://sam.gov/content/entity-registration. Failure to do so WILL result in disqualification and reissuance of the contract. The contractor shall include their active UEID in their bid proposal. All bids submitted by contractor shall include break down of cost for labor, materials, transportation, O/P, G/A, etc.

2. In accordance with the Service Contract Act (SCA), the contractor shall comply with the wage determination applicable to this contract. The contractor is responsible for ensuring that all personnel assigned to this contract are compensated in accordance with the Wage Determination (WD) applicable to this work.

CONTRACTOR REQUIREMENTS

1. During the execution of this contract, the Contractor shall conform to the rules and regulations as set forth by EPA and OSHA Safety and Health Standards, 29 CFR Part 1926 -Safety and Health Regulations for Construction and California Code of Regulations, Title 8, Div. 1, Ch. 4, Subchapter 4 Construction Safety Orders, and EM 385-1. When the standards differ, the more restrictive standard shall apply. The contractor shall provide barriers, temporary fencing, trench covers, etc.

wherever work could cause injury to workers, visitors, Coast Guard personnel, or dependents. An Accident Prevention Plan shall be submitted by the contractor prior to any commencement of work.

2. The Contractor and/or its personnel shall refrain from smoking while inside any federal buildings, within 50 feet of any entrance to the buildings, and within 50 feet of any flammables. A designated smoking area is available on-site.

3. The Contractor and/or its personnel are authorized to utilize government building’s restroom facilities, if allowed by the local ship and/or base directives.

4. The Contractor shall provide all management, supervision, labor, materials, supplies, and equipment (except as otherwise noted herein).

5. Refuse, excess or waste materials resulting from construction operations shall become the property of the Contractor and shall be recycled and/or disposed of off Government property. All disposals shall be done in accordance with federal, state, and local laws and regulations.

6. The location or lay down area of materials will be available on base with location to be determined by COR and Facilities Engineer, depending on size. The Contractor shall be responsible for protecting materials stockpiled against weather, damage, theft, and other risks of loss. The Coast Guard assumes no responsibility for material or equipment left in the storage area.

7. Limited water and standard 110V electricity are available. Cost of these utility connections and disconnections of machinery or equipment shall be the responsibility of the Contractor. Personnel using extension cords to bring power from another location for construction, maintenance, remodeling, etc., shall employ portable ground fault circuit interrupters (GFCIs), even if connecting to building wiring. Use of portable generators is authorized at contractor expense to power portable equipment.

8. The Contractor shall plan, schedule, coordinate and assure effective service to meet U.S. Coast Guard requirements. Upon notification of award, the contractor must provide the field points of contact for the work and their contact information.

9. Information for any scheduled site visits during the solicitation period will be outlined in the requirement or as listed in solicitation notice. If any questions, the contractor should reach out to the Technical Point of Contact (TPOC) listed in the requirement.

10. Contractor shall field verify all information provided.

GOVERNMENT RESPONSIBILITIES

1. The government will provide Contractor personnel access to all spaces necessary for any component associated with this project during normal business hours. Office building hours are as follows: Monday through Friday 0800 through 1600 (8 am to 4 pm). Any scheduled working times outside normal business hours by Contractor personnel shall be coordinated with the Technical Point of Contact (TPOC) listed in the technical requirements prior to the commencement of said work. At any time, scheduled work needs to go beyond normal business hours, the Contractor shall immediately notify the TPOC. No work shall be scheduled during Federal Holidays or Weekends, unless prior approval has been coordinated with the TPOC. Any work performed outside of normal business hours that result in price changes can only be coordinated and approved by the Contracting Officer (KO).

2. All Contractor access to designated restricted and/or controlled access spaces will be coordinated with the Command Security Officer prior to accessing these spaces. Once in these spaces, Contractor personnel will be monitored by Coast Guard personnel with appropriate access and clearance to be inside these designated restricted and/or controlled access spaces throughout the performance of work in these spaces. At no time shall the entry points of these spaces remain unlocked to facilitate ease of installation.

REPORTING REQUIREMENTS

1. The contractor is required to provide verbal progress reports daily for the period of project duration.

The progress report shall cover all work completed during the day and shall present the work to be accomplished during the subsequent period. This report shall also identify any problems that arose and a statement explaining how the problem was resolved. This report shall also identify any problems that have arisen but have not been completely resolved and provide an explanation.

2. All verbal progress reports shall be provided to the TPOC, Engineer Officer (EO), and/or another designated USCG representative deemed by the TPOC or EO, prior to Contractor departing the premises of and where the work is being performed.

Notice to Offerors

All information and data related to this project that the contractor gathers or obtains shall be both protected from unauthorized release and considered the property of the government. The contracting officer will be the sole authorized official to release verbally or in writing, any data, the draft deliverables, the final deliverables, or any other written or printed materials pertaining to this contract. Press releases, marketing material, or any other printed or electronic documentation related to this project, must not be publicized without the written approval of the contracting officer.

CONTRACTOR EXPERIENCE

1. The Contractor shall provide a Certificate of Insurance to indicate the liability, property, and accident coverage held by the Contractor, as well as any optional insurance recommended by the Contractor. The United States Coast Guard (USCG) shall be listed as “Additional Insured” on all Certificates of Insurances.

2. The Contractor and its personnel shall conform with the same high standards of behavior applicable to the maintenance of government equipment. All individuals performing any portion of maintenance and/or installation associated with this project shall be properly trained and qualified for the work to which that is assigned.

SECURITY REQUIREMENTS

1. The Contractor and its personnel performing work under this project shall be always escorted whenever work is to be performed in designated restricted and/or controlled access spaces. At no time shall the Contractor and its personnel be left unattended while working in designated restricted and/or controlled access spaces. Escorts shall be Coast Guard members currently assigned to the designated facility complex with appropriate clearance levels and access to be in the specific designated restricted and/or controlled access space at the time work is to be performed.

2. The Contractor shall provide employee information for all foreign nationals (defined as those employees not currently designated a U.S. Citizen as determined by applicable U.S. law, regulation, or policy) prior to the commencement of any on-site work related to this project and entry onto the premises of the U.S. Coast Guard owned facilities. Individuals determined to meet the criteria to be considered a foreign national will be allowed access to U.S. Coast Guard owned facilities;

however, these individuals will be prohibited from accessing the designated restricted and/or controlled access spaces, even when under escort, unless otherwise approved by the Command Security Officer.

3. The Contractor shall provide a personnel alphabetical roster of all individuals assigned to perform work under this project, listing the dates work is to be performed by the individual – daily rosters may be provided for ease of facilitating the next day’s work. Daily rosters shall be provided to the TPOC or Command Security Officer no later than 1200 the day before work is to be performed.

4. The Contractor and its personnel shall provide a valid non-expired state or federal issued photo identification card or credential upon accessing U.S. Coast Guard owned facilities and whenever entering the main entrance. Identification card or credential shall be handed to the sentry and front desk watch-stander for visual inspection and validation. Failure to provide a valid non-expired state or federal issued photo identification card or credential will prevent your access to U.S. Coast Guard owned facilities, even if under escort.

5. Any U.S. Coast Guard facilities credentials issued to the Contractor and its personnel shall clearly indicate an expiration date no later than the period of this project. Each credential issued will be tracked and surrendered upon request by the Coast Guard or upon completion of this project, whichever occurs first. All issued credentials shall be always worn and visible. Whenever actively working, the credential may be removed as a safety precaution but shall be immediately returned to a visible location on person when no longer a safety concern.

6. Contractors shall provide the TPOC with 24 hours of advance notice of every delivery to the site (e.g., concrete, lumber, parts, etc.) and provide the company name, delivery person, and phone number of the firm(s) making deliveries. All vehicle access to government property requires vehicle registration and proof of liability insurance. Otherwise access to the Coast Guard facility may be denied.

QUESTIONS

1. Any questions regarding the information contained within, reach out to the Contracting Officer

(KO) and/or Technical POC listed for this project.