1__Statement_of_Work_(SOW)-HBNWR_Repair_Bunkhouse_Fire_Sprinklers.pdf

SCOPE OF WORK

Quarters #3 Mobile Home Bunkhouse – Life Safety Repairs

Humboldt Bay National Wildlife Refuge US Fish and Wildlife Service, Region 1

March 9, 2026

1. GENERAL

The U.S. Fish & Wildlife Service, Humboldt Bay National Wildlife Refuge (NWR), needs contractor services to repair the fire wet-sprinkler system for Quarters #3, the refuge’s bunkhouse on Visitor Center Access Road in Loleta, CA.

The existing fire sprinkler system at Quarters #3 is currently non-functional. The sprinkler heads are outdated and must be replaced. The backflow preventer is leaking, and the pressure tank is at the end of its useful life.

2. GENERAL

The objective of this project is to carry out repairs to the existing system and water supply. The work shall adhere to all relevant regulations and standards and provide an NFPA 13D compliant Residential Fire Sprinkler Stand-Alone System for Quarters #3.

Contractor shall conduct site visits, working meetings, weekly conference calls during the construction phase, and other activities as necessary to accomplish the work in a timely and efficient manner. The Contracting Officer or designated COR will conduct a Preconstruction Conference at a convenient time for both the Contractor and the Government. A draft agenda with topics will be distributed prior to the meeting.

Submittals shall be approved by government prior to ordering materials or starting work.

2.1 TASK 1: Mobilization and Verification:

2.1.1 Assess the condition of the sprinkler piping for re-use.

2.1.2 Provide product submittals and data safety sheets to FWS for review and approval. Provide product submittals for the following (at minimum):

Sprinkler heads Backflow preventer Water storage tank with low water level alarm Water pump Tank room insulation and pipe insulation

2.1.3 The existing Quarters #3 water feed is anticipated to be sufficient to provide the necessary pressure and flow, but a field flow test should be performed.

Submittals/Deliverables:

_1_ Report with annotated photos documenting existing conditions _1_ Report on water supply pressure and flow test _1_ Product submittals and data safety sheets (pdf)

2.2 TASK 2: Remove and Replace Existing Residential Fire Sprinkler Heads:

2.2.1 Remove and legally dispose of all existing sprinkler heads.

2.2.2 Replace all sprinkler heads in Quarters #3. New sprinkler heads shall be NFPA

13 compliant, and:

Style: recessed pendant or flush pendant, escutcheon must be NFPA listed Temperature Rating: 155-165 degrees Fahrenheit Response Type: Quick (QR) Material: polyester-coated brass for corrosion resistance Warranty: 5-years minimum on sprinkler heads

Submittals/Deliverables:

_1_ Two extra sprinkler heads and any special tools for future maintenance.

_1_ Operation and Maintenance Manuals _1_ Warranty Statement for sprinkler heads

2.3 TASK 3: Remove and Replace Existing Water Supply:

2.3.1 Remove and legally dispose of existing pressure tank, back-flow preventer and associated piping within the shed.

2.3.2 Install new water storage tank, associated pump and back-flow preventer. The new system shall not contain glycol, glycerin or any other additives.

Provide all necessary devices including check valves, shut-off valves, pressure gages, etc. All products to be UL-listed.

Provide necessary electrical connection for pump. Work to be completed by an electrician licensed in the State of California.

2.3.3 Install mineral wool batt insulation or rigid foam board insulation (or other mold and fire-resistant insulation) in the shed. Provide pipe insulation on all pipes outside of the conditioned envelope.

Submittals/Deliverables:

_1_ Operation and Maintenance Manuals _1_ Warranty Statements

2.4 TASK 4: Close Out and Demobilization:

2.4.1 Visible piping shall be neat and perpendicular or parallel to the interior walls.

2.4.2 Provide escutcheons for any wall, floor, or ceiling penetrations.

2.4.3 Provide all necessary devices including backflow preventers, check valves, shut-off valves, pressure gages, etc.

2.4.4 All products to be UL listed.

2.4.5 Provide a minimum of two extra sprinkler heads and any special installation tools for future use.

Submittals/Deliverables:

_1_ Staff orientation/training _1_ Final invoice and release of claims

3. LOCATION AND PERIOD OF PERFORMANCE

3.1 All construction related work is located at Humboldt Bay NWR which is approximately 12 miles south of Eureka, CA. The project is accessible by automobile from US-101. Address: 1020 Ranch Road, Loleta, CA 95551.

3.2 All work shall be completed within 120 days of Notice to Proceed (NTP) being issued.

3.2.1 Provide NFPA 13D submittals for review within 45 days of NTP being issued.

3.2.2 Government may take up to 10 business days to review submittal.

3.2.3 After approval of submittals, contractor is to complete all in-residence work within 30 days after starting physical construction to minimize disruption to occupants.

3.2.4 Provide at least 30 days of Notice to the Occupant before work begins in the building.

3.3 Effectively secure the work site, staging areas, and materials storage areas, coordinate with refuge staff for ideal staging area. The government is not responsible for any other damage or loss to items stored at site. Contractor shall have a representative on site to receive material deliveries.

4. ADDITIONAL DELIVERABLES

4.1 Project Schedule within 14 days of award being issued.

4.2 Any potentially required permits or coordination with the local fire marshal.

4.3 Meeting notes.

4.4 Closeout Items: warranty statements, staff orientation/training, final invoice and release of claims.

5. INSPECTION AND ACCEPTANCE

The work shall be done in accordance with all applicable federal, state and local codes including the most current edition of the IBC, National Electrical Code (NEC), NFPA 101 Life Safety Code, ADA/ABA, and any other applicable disciplines of the International Code Council, as well as with accepted general industry standards.

Inspection: Work will be inspected to assure compliance with the contract documents, but quality control and adherence to all contract requirements is the responsibility of the contractor, as further described in CFR 52.246-12, “Inspection of Construction”.

Acceptance of the work is contingent on compliance with the requirements set forth in the specifications, drawings, and other documents awarded with (or referenced by) the contract for this project. Keep site clean and protect work against damage until final acceptance. Replace or repair to the satisfaction of the USFWS, any work that becomes damaged prior to final acceptance. COR/Refuge Staff will perform final walk through with contractor representative to develop list or pending items or accept work.

6. GOVERNMENT FURNISHED MATERIALS

USFWS will make available any historical related documents which may be in their possession, see attachments and appendix for available information. The contractor is responsible for deliveries and for safeguarding all government and contractor property under their control.

In addition to the Availability and Use of Utility Services clause Federal Acquisition Regulation (FAR) 52.236-14, the Contractor shall furnish all temporary facilities and utilities needed including: heat, light, power, water, telephone, sanitary facilities, job offices, material handling equipment, temporary construction aids, and storage enclosures. Public toilets are also available at the Visitor Center across the road. If suitable USFWS water, electricity, or other utility is present at the site, it may be used for construction purposes at no cost, only if it does not adversely impact the operations of the station and field station agrees to permit use. The Contractor shall provide and remove any temporary connections required.

7. AVAILABILITY

Normal work hours are from 7:30 am to 4:30 pm Monday through Friday. If the Contractor desires to work outside regular hours, including Saturdays, Sundays, and federal holidays, a request must be submitted to the Refuge Manager in sufficient time to allow satisfactory arrangements to be made for access to the work site.

Contractor must notify the COR/Refuge Manager a minimum of three (3) days prior to arrival on-site and/or needing access to the building.