Attachment 1 - Statement Of Work

USDA ARS Burnham Low-Pressure Steam Boiler Repairs

1.0 Project Overview

This Scope of Work (SOW) defines the labor, materials, equipment, and services required to perform repairs and component replacements on the existing Burnham low‑pressure steam boiler system located at the USDA ARS facility in Corvallis, Oregon. Work shall be completed in accordance with applicable Federal, State of Oregon, City of Corvallis, and USDA ARS safety, mechanical, and boiler code requirements.

2.0 Project Objective

The objective of this project is to restore full, safe, and compliant boiler operation by replacing defective components, upgrading the burner assembly, repairing feedwater system deficiencies, installing required safety controls, and completing code‑required combustion testing and documentation. The contractor shall provide all professional services necessary for the accomplishment of the contract project and such required services shall be in accordance with requirements as described herein.

3.0 Scope of work

3.1 General Requirements

• Provide all labor, materials, equipment, tools, transportation, disposal, supervision, and incidentals required to complete this project.

• Follow all ARS safety policies, lockout/tagout procedures, and confined space requirements.

• Coordinate with the ARS Facility Engineer for system shutdowns and scheduling.

• Maintain a clean and safe work site with proper debris removal.

3.2 Condensate Pump Replacement and Motor Inspection

• Inspect the existing motors currently installed on the pit-mounted condensate assembly If serviceable leave for USDA to have rebuilt, otherwise dispose of them.

• Remove both existing condensate pumps.

• Furnish and install two new Watchman B condensate pump and maybe a motor assembly.

• Complete all electrical, piping, and control connections.

• Verify proper condensate return function and ensure leak‑free operation.

3.3 Feedwater Pump Seal Replacement

• Isolate the feedwater system and remove the existing Paco feedwater pump housing as required to access the failed mechanical seal.

• Provide and install an OEM mechanical seal kit.

• Reassemble the pump and restore water service.

• Test pump operation and verify proper flow and pressure.

3.4 Burner and Gas Train Replacement

• Remove the existing Power Flame J150A‑15 burner and associated gas train components.

• Install a new Power Flame Model 150A‑15 natural gas forced‑draft burner with required features.

• Ensure all regulators and valves are vented to the exterior as required by code.

• Perform leak testing and pressure verification.

3.5 Flue Extension and Support System

• Furnish and install new 14-inch flue materials from the burner stack outlet upward.

• Provide structural support and guide wires from the storm collar to ensure proper stability and alignment.

• Route exhaust to avoid interference with existing HVAC combustion air intakes.

• Ensure installation complies with NFPA, ASME, and manufacturer requirements.

3.6 Startup, Testing, and CSD‑1 Compliance

• Perform full burner startup and combustion tuning per manufacturer specifications.

• Provide a full combustion analysis report.

• Conduct and document all CSD‑1 safety checks.

• Deliver all test reports and commission documentation to ARS.

3.7 Permits and Inspections

• Obtain all applicable permits, approvals, and inspections.

• Provide all permit documentation to ARS before project closeout.

3.8 Existing Boiler:

• Model- PF-509

• Manufacturer- Burnham steam boiler

• Burner- Power Flame Model j50A-15

• Gross output MBH- 1446

• Steam sq ft- 4582

• Steam MBH- 1099.6

• Water MBH- 1257.4

• LT oil GPH- 12.65

• Gas MBH- 1771

• ASME Maximum working pressure:

o Steam- 15PSI o Water- 50PSI o Minimum relief valve Capacity- 1446 (MBH or lbs/hr)

3.9 Additional Requirements

• References & Standards: All service and repairs shall comply with ARS Facilities Design Standards (ARS Manual 242.1).

• Governing Building Codes, and all applicable local, regional, State, and Federal regulations. Where one or more Codes or regulations conflict, the more stringent shall apply.

• Manufacturer specifications for Burnham PF‑509 boiler and Power Flame Model 150A‑15 burner

• Permits: Where governing regulations and imposed codes and standards require notices, permits, licenses, inspections, tests, and similar items or actions to lawfully proceed with the required work, the Contractor shall obtain items and take those actions in accordance with the regulations of the governing authority. Special authority may be required for remediation and disposal of ACM; Contractor shall confirm this and obtain this authority. The costs of such permits, licenses, inspections, etc., are the obligation of the Contractor.

• Submittals:

• Contractor is responsible for any costs incurred for equipment ordered without prior approval.

• Product data sheets for burners, condensate pumps, seals, flue materials, and components.

• Interim and final inspection reports.

• CSD‑1 safety documentation.

• As‑built documentation showing replaced components and updated system configuration.

• Installation: It shall be the responsibility of the Contractor to complete work in accordance with the manufacturer’s recommendations and Industry Standards.

Additional procedures and materials may be required than is indicated herein. If any item specified herein conflicts with the applicable codes and recommendations, the

Contractor shall bring it to the attention of the Contracting Officer Representative for immediate resolution

• Temporary Facilities:

• Temporary utilities (water and electricity) may be provided to the Contractor by the

Government, if so requested. The Contractor shall maintain and protect all such utilities during service and shall repair or replace any items damaged through its own negligence.

• Should the Contractor require any power or utility shutdowns during service, the Contractor shall obtain approval for such shutdown from the Location Monitor three working days prior to the need

• Site Cleanup: The site shall be always kept clean and free of debris. Restore areas disturbed as nearly as possible to the original appearance and condition. Upon completion of the project, and prior to final inspection, the Contractor shall remove from the premises all unused material, trash, and debris resulting from the work to the satisfaction of the COR.

• O&M Manuals

• O&M manuals shall be submitted upon completion and acceptance of the project.

• Training/Start-up/Commissioning:

• Contractor is responsible for start-up, testing, and commissioning of all installed systems.

• Contractor shall provide user training to cover all safe operation and preventative maintenance actions/frequencies/schedules of equipment if necessary.

• Final Inspection: The Contractor shall notify the Contracting Officer and Owner in writing 5 days prior to the date that the project will be ready for final inspection. An inspection of the project will be conducted by the Location Research Leader/COR and Contractor at a mutually agreed time. COR and contractor shall compile a “punch list” prior to final acceptance of the installation and submit completed warranty documentation to manufacturer.

• Warranty: In addition to any other warranties set out elsewhere in this contract, the Contractor warrants that work performed under this contract conforms to the contract requirements and is free of any defect of equipment, material or design furnished, or workmanship performed by the Contractor or any of his subcontractors or suppliers at any tier. Such warranty shall continue for a period of one year from the date of final acceptance of the project. Under this warranty, the Contractor shall remedy at his own expense any such failure to conform or any such defect. In addition, the Contractor shall remedy at his own expense any damage to Government owned or controlled real or personal property, when that damage is the result of the Contractor's failure to conform to contract requirements or any such defect of equipment, material, workmanship, or design. The Contractor shall also restore any work damaged in fulfilling the terms of this clause. The Contractor's warranty with respect to work repaired or replaced hereunder will run for one year from the date of such repair or replacement.

a. Extended Equipment/Product warranties: Obtain and furnish to the Contracting Officer all written warranties for equipment/products that have extended warranties (warranty periods exceeding the standard one-year warranty) furnished under the contract. The warranty period shall begin on the same date as project acceptance and shall continue for the full/product warranty period. The warranties shall be fully executed and delivered to the Contracting Officer prior to final acceptance of the facility.

b. Latent Defects: The Warranty specified herein shall not limit the Government’s rights with respect to latent defects, gross mistake, or fraud.

4.0 Project Schedule: The contract time for this project is 45 days after award.

5.0 Contact Persons: Available upon award

6.0 Technical Data (Pictures, Installation and Operations Manual)

• Photos of existing boiler, Power Flame Model 150A‑15 (installation and Operations Manual), and condensate pump - See below and attached.