USACE_MV_SAMA_PWS_Final_20260226.pdf

PERFORMANCE WORK STATEMENT (PWS)

USACE Floating Plant M/V SAMA Aluminum Hull Repair, Electrical Upgrades, and Vessel Improvements

1. PURPOSE

This Performance Work Statement (PWS) defines the requirements for aluminum hull repairs, electrical system upgrades, coating application, and equipment improvements for a U.S. Army Corps of Engineers (USACE) floating plant operating in freshwater environments.

1.2 VESSEL DESCRIPTION

- Vessel Type: Aluminum survey vessel

- Length Overall (LOA): 26 feet

- Beam: 8.5 feet

- Draft: 5 feet

- Hull Material: Marine-grade aluminum

- Operating Environment: Inland freshwater only

- Classification: USACE Floating Plant

2. APPLICABLE REGULATIONS AND STANDARDS

- EM 385-1-1, Safety and Health Requirements

- EM 1110-2-3400, Painting: New Construction and Maintenance

- ER 1130-2-500, Project Operations – Navigation and Dredging

- Unified Facilities Guide Specifications (UFGS) – Protective Coatings

- ABYC E-11, AC & DC Electrical Systems on Boats

- Applicable U.S. Coast Guard (USCG) regulations

- Manufacturer technical data and installation requirements

2.1 EM 1110-2-3400 – Protective Coatings (Detailed Requirements)

EM 1110-2-3400 establishes mandatory requirements for surface preparation, coating system selection, application methods, environmental controls, dry film thickness (DFT), inspection, and acceptance. All coating work under this PWS shall comply with EM 1110-2- 3400, applicable UFGS, and manufacturer technical data. Noncompliant work may be rejected and require rework at no additional cost to the Government.

2.2 Marine Design Center (MDC) Procedures – Technical Review & Concurrence (When Applicable)

For hull structural repairs, coating system selection, welding procedures, and vessel modifications that may affect structural integrity, corrosion protection performance, watertight integrity, or vessel configuration, the Government may require technical review and concurrence by the USACE Marine Design Center (MDC) or other designated USACE technical authority.

The Contractor shall support MDC technical review by providing complete technical submittals as requested by the Government, which may include but are not limited to:

- Repair approach and sequence of work

- Welding procedures and welder qualifications

- Coating system details (primer/intermediate/topcoat), substrate compatibility statements, and application methods

- Environmental controls, surface preparation standards, and target DFT values

- Manufacturer Product Data Sheets (PDS) and Safety Data Sheets (SDS)

Work items subject to MDC concurrence shall not proceed until written Government approval is provided. The Government reserves the right to impose hold points requiring MDC technical concurrence prior to continuation of work.

2.3 Primer/Coating Submittals and Government Approval (No Work Prior to Approval)

Prior to any surface preparation or coating application, the Contractor shall submit a complete coating submittal package for Government review and approval. The submittal shall include:

- Manufacturer product data sheets (PDS) and safety data sheets (SDS)

- Written confirmation of aluminum substrate compatibility (zinc-chromate-free)

- Proposed coating system (primer, intermediate, topcoat) with recommended surface preparation methods

- Target dry film thickness (DFT) for each coat

- Application methods and environmental limitations

- Warranty information

No coating work shall begin until the Government provides written approval of the proposed primer and coating system. Substitution of any coating materials or deviation from approved systems is prohibited without prior written Government approval. The Government may require MDC technical concurrence prior to approval.

3. SCOPE OF WORK

All work described herein shall be fully completed, tested, documented, and accepted by the USACE Point of Contact (POC) – CE Tech or Team Lead within forty-five (45) calendar days from the date of contract award or Notice to Proceed, whichever occurs later.

3.1 Aluminum Hull Structural Repairs

The contractor shall inspect the aluminum hull for cracks, failed welds, scrapes, chips, pits, and holes. Perform aluminum welding repairs to correct deficiencies noted in attached inspection report. All repairs shall be made by qualified marine aluminum welders. Restore hull to structural integrity to include surface preparation and protective coatings.

3.1.1 Welder Qualifications and Certifications (Marine-Grade Aluminum)

The Contractor shall provide current welder certifications specific to marine-grade aluminum welding. Certifications shall demonstrate qualification for aluminum welding processes applicable to the scope of work and shall not be limited to steel welding certifications.

Welder certifications shall be issued by a recognized authority, such as the American Welding Society (AWS), and shall meet or exceed the requirements of AWS D1.2 (Structural Welding Code – Aluminum) or equivalent industry standards applicable to marine aluminum vessels.

Prior to commencement of work, the Contractor shall submit copies of all applicable welder certifications to the Government for review and approval. Welder qualifications shall be verified and approved by the Government before aluminum welding operations begin.

Failure to provide acceptable aluminum-specific welder certifications may result in rejection of work or suspension of welding activities until compliance is achieved.

3.1.2 Surface Preparation

Remove corrosion, oxidation, and deteriorated coatings using aluminum-safe methods.

Surface preparation shall comply with EM 1110-2-3400, applicable UFGS, and coating manufacturer requirements. Government may establish hold points for inspection of surface preparation prior to coating application.

3.1.3 Coating System (Aluminum Hull and Superstructure)

Primer shall be zinc-chromate-free and compatible with aluminum hull plating and structural components. Apply a marine-grade, two-component epoxy or polyurethane coating system designed for aluminum vessels and continuous marine exposure.

Hull Color: Black Topside / Superstructure Color: Tan

Copper-based, antifouling, or biocidal coatings are prohibited unless specifically approved in writing by USACE.

Coatings shall be applied to achieve manufacturer-recommended DFT and shall be uniform in appearance and free of runs, sags, holidays, blistering, peeling, or delamination.

Government may require witness of DFT measurements and coating inspections.

3.2 Captain’s Chair – Marine Grade Seating

3.2.1 .2.1 Performance and Material Requirements

The captain’s chair shall meet the following minimum performance and construction requirements:

a. Designed specifically for marine vessel use

b. Constructed of corrosion-resistant materials suitable for freshwater and saltwater environments

c. High-back seat design providing lumbar and upper-back support

d. Adjustable seat height

e. Adjustable armrests

f. Upholstery shall be UV-resistant, mildew-resistant, and marine-grade

g. Rated for commercial or heavy-duty marine use

h. Pedestal/Base Requirements

i. Pedestal base shall be marine-grade, corrosion-resistant aluminum or stainless steel

j. Compatible with vessel deck mounting

k. Include all mounting hardware required for installation

l. Manufacturer shall provide a minimum five (5) year corrosion warranty on pedestal components

3.2.2 Acceptable Products

Acceptable products include Garelick EEz-In 75000 Series Captain’s Chair (Toonmate)or equivalent. Any proposed equivalent shall meet or exceed all listed performance, material, and warranty requirements and shall be subject to Government approval prior to installation.

3.2.3 Installation Requirements

Chair and pedestal shall be installed in the existing helm location unless otherwise approved by the Government. Installation shall not compromise vessel structure or watertight integrity. All fasteners shall be marine-grade and corrosion-resistant Installation shall allow full and safe operation of vessel controls

3.2.4 Submittals and Acceptance

The Contractor shall submit product data sheets for the proposed chair and pedestal prior to installation. Final installation shall be subject to Government inspection and acceptance.

3.3 Generator Overhaul

Overhaul, inspect, and tune two (2) Honda EU3600 generators. Perform oil changes, filter replacement, spark plug service, inspections, and load testing. Provide written documentation.

3.4 Inverter Installation

The Contractor shall furnish and install one (1) marine-grade power inverter mounted within the vessel cabin to support onboard electrical equipment and mission operations.

3.4.1 Performance and Technical Requirements

a. Inverter shall be a marine-grade, pure sine wave inverter

b. Minimum continuous power rating of 7,000 watts

c. Minimum surge capacity suitable for startup loads of sensitive electronics and auxiliary equipment.

d. Capable of simultaneously powering a minimum of three (3) onboard computers and associated peripherals

e. Designed for continuous-duty operation in a marine environment

f. Corrosion-resistant construction suitable for freshwater and saltwater service

3.4.2 Installation Requirements

Inverter shall be mounted inside the vessel cabin in a location approved by the Government Installation shall allow adequate ventilation and access for inspection and maintenance.

Mounting shall be secure and resistant to vibration and shock. All wiring shall be marine-grade, tinned copper conductors with appropriate insulation ratings. All penetrations shall be sealed with approved marine-grade sealants.

3.4.3 Electrical Integration and Standards

The inverter shall be integrated into the vessel’s existing electrical system. All electrical work shall comply with ABYC E-11 (AC and DC Electrical Systems on Boats), applicable U.S.

Coast Guard regulations, and U.S. Army Corps of Engineers (USACE) safety requirements.

Appropriate circuit protection, grounding, and disconnects shall be provided in accordance with applicable standards.

3.4.4. Testing and Acceptance

The Contractor shall test the inverter system to verify proper operation, power output, voltage stability, and compatibility with sensitive electronic equipment. Final installation shall be subject to Government inspection and acceptance.

3.4.4 Inverter Functional Testing

The Contractor shall perform functional testing of the installed inverter system to demonstrate full operational capability. Operate the inverter under a simulated and/or actual load equivalent to three (3) onboard computers operating simultaneously. Verify stable voltage output and continuous operation under load. Confirm inverter operation without fault, interruption, or abnormal alarms during testing

3.5 Electrical Panel Upgrade

The Contractor shall define, perform, and document testing of all installed electrical systems to demonstrate full functionality and compliance with contract requirements.

3.5.2 Electrical Panel and Circuit Testing

The electrical panel shall be tested by activating each circuit individually.

Power shall be verified at each associated appliance, outlet, or receptacle.

Circuit identification and labeling shall be verified for accuracy.

Circuit protection devices (breakers or fuses) shall be verified for proper operation.

3.5.3Test Report Submittal Upon completion of testing, the Contractor shall submit a signed test report to the Government. The report shall detail the tests performed, load conditions applied, test results, and any corrective actions taken. Acceptance of the electrical system shall be contingent upon successful completion of testing and Government approval of the test report.

3.6 Marine Radio and Speaker Installation

The Contractor shall furnish and install a marine-grade AM/FM/Bluetooth radio system with marine-grade speakers on the Government-owned vessel. All equipment and installation methods shall be suitable for continuous operation in a marine environment and compliant with applicable U.S. Coast Guard (USCG), ABYC, and U.S. Army Corps of Engineers (USACE) safety standards.

3.6.1 Materials and Equipment Requirements

• Radio unit shall be marine-grade, corrosion-resistant, and designed for saltwater and freshwater environments.

Radio shall include AM/FM reception, Bluetooth connectivity, and a weather-resistant faceplate. Speakers shall be marine-grade, UV-resistant, corrosion-resistant, and rated for marine use. All wiring, connectors, terminals, and fasteners shall be marine-grade, tinned copper, and corrosion-resistant. All equipment shall be new and free from defects.

3.6.2 Installation Requirements

Install radio and speakers in locations approved by the Government. Wiring shall be properly routed, secured, and protected from abrasion, moisture, and heat. Electrical connections shall comply with ABYC standards and vessel electrical system requirements.

Installation shall be subject to Government inspection and acceptance. Correct any deficiencies identified during inspection at no additional cost to the Government.

Safety and Compliance All work shall comply with USACE safety requirements, applicable USCG regulations, and ABYC standards. Work shall not interfere with vessel navigation, safety equipment, or mission-critical operations.

Installation shall not compromise vessel watertight integrity or structural components. All penetrations shall be sealed using approved marine-grade sealants.

3.6.3 Electrical Integration

Integrate radio system into the vessel’s existing electrical system. Verify proper voltage, grounding, and circuit protection. Install circuit protection (fuses or breakers) as required.

3.6.4 Testing and Acceptance

Test radio and speakers for proper operation, audio clarity, Bluetooth connectivity, and power stability.

4. QUALITY CONTROL AND ACCEPTANCE

All work performed under this contract shall be subject to inspection and acceptance by the U.S. Army Corps of Engineers (USACE) Point of Contact (POC) – CE Tech or Team Lead. The Contractor shall provide all labor, materials, equipment, and coordination necessary to support Government inspection activities. All electrical systems, including but not limited to the inverter, electrical panel, radio system, and associated circuits, shall be tested in accordance with the Electrical System Testing and Acceptance requirements of this Performance Work Statement (PWS) and verified fully operational prior to final acceptance.

Aluminum hull repairs, welds, coatings, and finishes shall be free of defects, including but not limited to cracks, porosity, incomplete fusion, blistering, delamination, or coating failure. Any deficiencies identified during inspection shall be corrected by the Contractor at no additional cost to the Government prior to acceptance.

5. SAFETY REQUIREMENTS

The Contractor shall comply with EM 385-1-1, Safety and Health Requirements Manual, and all other applicable Federal, USACE, and site-specific safety requirements. All electrical work shall comply with applicable lockout/tagout (LOTO) procedures and electrical safety requirements. All welding and hot work shall be performed in accordance with approved hot work procedures, including fire prevention and fire watch requirements, as applicable.

The Contractor shall be responsible for always maintaining a safe work environment and shall immediately correct any unsafe conditions identified by the Government. The U.S.

Government will deliver and pick up the vessel. The Contractor shall always maintain the vessel in a fenced and secured area for security compliance.

6. POINTS OF CONTACT (POC)

Jeremy Doughtry, CE Tech jeremy.c.doughtry@usace.army.mil 904-382-5947

Danielle Lopes, Financial and Invoicing Danielle.Lopes@usace.army.mil 615-828-3076

Owen Traughber, Team Lead Owen.Traughber@usace.army.mil 615-626-5972

Mailing Address 110 9th Ave S Nashville, TN 37203

Physical Address 1118 Cinder Road Old Hickory, TN

PERFORMANCE WORK STATEMENT (PWS) USACE Floating Plant M/V SAMA Aluminum Hull Repair, Electrical Upgrades, and Vessel Improvements