C04_Statement of Work.pdf

US Department of Agriculture (USDA)

Statement of Work

Contents Project General Information

1.0 Scope of Work

2.0 Background

Contractor Requirements

3.0 Technical Requirements / Tasks

4.0 Government Furnished

5.0 Deliverables / Schedule

6.0 Travel

7.0 Contractor’s Key Personnel

8.0 Security Requirements

9.0 Data Rights

10.0 Section 508 – Electronic and Information Technology Standards Attachment……………………………………………………………………………………………………………………………….……………………….4

Project Darrington Ranger Station (BLDG 2013) IT room HVAC removal and replacement. Option item for replacement of HVAC condenser compressors serving North Bend visitor center and office.

General Information

1.0 Scope of Work

This project is to replace the HVAC system in the Darrington Ranger Station (BLDG 2013) IT room. Work includes removal and disposal of existing system including proper evacuation of existing refrigerant and installation of new system.

Option item work includes removal and replacement of existing condenser compressors in North Bend Ranger Station (BLDG 2031). Work includes removal and disposal of (2) compressors and installation of (2) new compressors. Annual maintenance service for the entire system and including filter replacement and coil cleaning.

2.0 Background

The existing HVAC system is a split air conditioning unit consisting of a fan coil unit and a condenser. The fan coil is a ceiling mounted Bryant FB4A model (model no. FB4ANF036000AEAA), the condenser is a Trane TTA model (model no.

TTA042C300A0). Located in the IT room of BLDG 2013, see attachments for site information, building layout and arrangement of HVAC system.

Option item HVAC is a split system Trane air conditioning system installed in 2015. The outdoor condensing unit is Trane TTA (model no. TTA120E30RAA). During the summer of 2025 it was determined by a local HVAC company that one of the outdoor units compressors had failed, and is only running off of one unit. The failed compressor needs to be replaced, this contract option shall include replacing both compressors as the single unit has been overworked during this time. Contractors may also provide alternate options for the HVAC systems, but must demonstrate cost savings or superior performance.

Contractor Requirements

3.0 Technical Requirements / Tasks

Contractor shall provide and install new HVAC system as specified in the Statement of Work, Schedule of Items and Specifications. Note project specification require R-454B or R-32. Contractors may also provide alternate options for the HVAC systems, but must demonstrate cost savings or superior performance of the alternative system, but must utilize R- 454B or R-32. Contractor will provide all installation materials and incidental supplies. Storage on-site must be precoordinated with the contracting office. Installation shall provide a complete and usable HVAC system including but not limited to all mounting materials, electrical routing, and lineset set up. Installation will comply with contract specifications and manufacturer’s installation instructions.

Tasks include, but not limited to:

Completely remove existing HVAC system including the outdoor condenser, fan coil unit, ducting and diffusers for the entire run of duct connected to the fan coil unit, properly dispose of materials removed, and provide records of disposal. Line set and drainpipe to be removed where practical, demolition of drywall will not be required to remove all portions of the line sets and drainpipe.

Furnish and install new HVAC system while adhering to local building, fire safety, and energy efficiency requirements. Cooling requirements are 36,000 Btu/h total.

Install (2) Mitsubishi PKFY-M18NLMU or equivalent 18,000 Btu/h (cooling) wall mounted units. Heating is not required for IT Room, split systems with cooling only are acceptable alternatives.

Provide means of makeup air either using separate energy recovery ventilator or incorporated into the mini-split heads.

Repair and install acoustic ceiling tiles and T-Track in portions where the diffusers and FCU were removed and areas where tiles are missing or damaged within the footprint of HVAC equipment in the IT and Printer Room.

Follow the manufacturer’s instructions for installing the new HVAC system, ensuring proper mounting and function.

OPTION ITEM

North Bend Visitor Center and Office existing HVAC system was installed in 2015, in 2025 it was discovered that one of the compressors has failed and has been disabled. They system is currently running on a single compressor. The forest would like to have both compressors replaced with new units. Additionally filter driers will be replaced, system flushed and acid test completed. Additionally an annual inspection is to be completed on the entire system, replacing filters, checking pressures and verify super heat and subcooling is at appropriate values.

Option item task include, but not limited to:

Test and troubleshoot system to confirm compressor has failed, if additional issues are discovered require changing the scope of work notify the COR immediately.

Isolate system, evacuate refrigerant as required to remove compressors from condenser unit.

Install new compressors Replace filter driers Purging system, pull vacuum to remove non-condensable are removed from the system Clean coils on the condenser Verify proper operation of system.

Complete annual maintenance on entire system, provide inspection report to COR.

Site visits can be arranged with Facilities Engineer: Keith Timm (425)559-3444

4.0 Government Furnished

Use of an onsite bathroom, reasonable amounts of potable water and electricity will be provided.

5.0 Deliverables / Schedule

The successful bidder will be required to provide product submittals to the Contracting Officer (CO) for proposed HVAC systems, per the specifications.

Key Deliverables

Item No. Deliverable Objective Due 1 Proposed Project Plan Defining the responsibilities, timeline, risks and milestones of contract objectives.

No later than five (5) business days after contract award

2 Material Certification Per manufacturer instructions and current code requirements

At a minimum of 14 days before work starts

3 Site Specific Safety Plan Safety Plan At a minimum of 14 days before work starts

6.0 Travel

Location: Darrington District, Admin Site

Darrington Ranger Station 1405 Emens Avenue North Darrington, WA 98241

Option Item Location: Snoqulamie District, Admin Site

Snoqualmie Ranger Station 902 SE North Bend Way North Bend, WA 98022

7.0 Contractor’s Key Personnel

Licensed electrician as required to retrofit existing electrical to new components. Licensed and certified HVAC technicians as required.

8.0 Security Requirements

Contractor shall comply with OSHA and WAC 296-155 Safety Standards for Construction Work.

The Contractor shall take all necessary precautions for the safety of employees and public on the job and shall comply with all applicable provisions of Federal, State and Municipal Safety laws and building codes to prevent accidents or injury to persons on, about or adjacent to the premises where the work is being performed. Contractor shall erect and properly maintain at all times, as required by the conditions and progress of his/her work, all necessary safeguards for the protection of workmen and the public and shall post danger signs warning against the hazards created by such features of construction as protruding nails, hoists, scaffolding, and falling materials; and contractor shall designate a responsible member of their organization on the job, whose duty shall be the prevention of accidents. The Contractor shall report the name and position of the person so designated to the COR.

9.0 Data Rights

N/A

10.0 Section 508 – Electronic and Information Technology Standards N/A