Attachment_2__SOW_Bitter_Creek_Sweetwater_RanchHse_FINAL.pdf

Sweetwater Ranch House Renovation Bitter Creek National Wildlife Refuge

STATEMENT OF WORK

SWEETWATER RANCH HOUSE RENOVATION

July 8, 2021

1. GENERAL

The U.S. Fish & Wildlife Service, Interior Region 10, Bitter Creek National Wildlife Refuge is in need for construction to provide several upgrades at the Sweetwater Ranch House. This scope of work includes life/safety upgrades, additions for ADA/ABA compliance, and other general renovation tasks.

2. SCOPE

Provide the following:

2.1. BASE BID: Mobilization and Verification

2.1.1. Contractor to review electrical system for code compliance, including GFCI and AFCI outlets.

2.1.2. Contractor to determine electrical panel capacity and expansion potential in the context of the proposed scope items listed below.

2.1.3. Contractor to verify that ventilation of appliances and plumbing features is up to code.

2.1.4. Contractor to inspect the inside of the walls for the extent of rodent damage for detailed scope development.

2.1.5. Provide updated work plan upon completion of the scope verification.

2.2 BASE BID: Remove Existing Furnace and Add HVAC

2.3.1. Propose heating, ventilation and air conditioning system to provide cooling and heating for the house, including the attic space. System should be easy to maintain by refuge staff.

2.3.2. Provide design services, schematic design drawings and spec narrative for proposed design for USFWS approval. Subcontractor / Installer to participate in design discussions with the refuge staff.

2.3.3. Provide procurement and installation services for HVAC system. Include staff training and O&M manuals.

2.3.4. For bidding purposes, assume ductless mini-split HVAC system.

2.3. BASE BID: Smoke & CO Detectors

2.3.1. Install ABA compliant hard-wired smoke detectors in all sleeping rooms and adjoining areas in accordance with NFPA requirements. All electrical conduit shall be concealed.

• From the 2021 FWS Station Safety Self-Inspection Guide for Legacy Region 8: In residences, hard-wired (AC powered) smoke detectors are required in every sleeping room, in the area(s) outside the sleeping room, and one on every level of the building, including basements – but not in attics, kitchens, or garages (heat detectors OK there). Detectors need to be interconnected such that if one goes off, the alarms in all the devices go off to alert the whole building. Some AC powered detectors have 9V batteries that need to be replaced annually. They need to be tested at least annually. For systems with fire alarm panels, contractors need to be involved with their testing.

2.3.2. Install ABA compliant carbon monoxide detectors in accordance with NFPA requirements. May be combined with item 2.3.1.

2.4. BASE BID: Fire Sprinklers and Fire Alarm

2.4.1. Design and install ABA compliant fire alarm in accordance with NFPA requirements.

Note that the refuge is on well water.

2.4.2. Install fire sprinklers throughout in accordance with NFPA requirements. Piping shall be concealed in all occupied spaces.

2.4.3. Training for staff for alarm set and reset, and annual sprinkler maintenance requirements.

2.5. BASE BID: AFCI Protection

2.5.1. Provide arc-fault circuit interrupter protection to all 120- and 220-volt, single phase, 15 and 20 ampere branch circuits supplying outlets installed in dwelling units family rooms, living rooms, parlors, libraries, dens, bedrooms, recreation rooms, closets, hallways, or similar rooms or areas.

2.6. BASE BID: Paint the Interior

2.6.1. Paint all interior gypsum wall board walls and ceilings with paint color to be selected.

Include the walls at the stairs and the upper landing. Do not include other second floor spaces.

2.7. BASE BID: Rodent Proof Walls and Ceilings

2.7.1. Upon house inspection, propose approach to rodent proof walls and ceiling with rodent damage and/or rodent presence. Replace exterior insulation as necessary.

2.8. BASE BID: Install Water Quality Improvement Features

2.8.1. Water at the Ranch House is sourced from two wells and one spring on the Refuge (Unit

9 Central Windmill Well, Sweetwater Well, and Unit 9 Central Paleto Spring). Based upon ongoing water sampling efforts, all water on the Refuge is considered to be “hard,” containing moderate to high levels of minerals and coliform on occasion. This has resulted in clogged pipes and faucet filters and aerators. Water test results are available upon request.

2.8.2. Install an UV Filter with an in-line sediment prefilter (5 micron) or propose alternate solution for Owner approval. System must be simple to maintain and address occasional coliform contamination.

• Determine max flow rate.

• Establish the UV transmittance of the water.

• Level of disinfection: 40 mJ/cm2

• Location of installation tbd.

2.8.3. A water softening system is expected to help to alleviate the hard water issues and will be a necessary feature for the future installation of a reverse osmosis system. Location tbd. Design principles included in installation of a whole-house water softening system shall include the following features and details. Review proposed system with refuge staff and COR for approval.

• Be able to accommodate moderate to high water mineral levels, with a varying household occupancy (1 to 7 individuals, with an average occupancy of 2 individuals). 64,000 grain capacity minimum.

• Certified to NSF standards.

• Ability to remove high levels of iron.

• Installed to manufacturers specifications.

• Include auto/real demand regeneration based upon actual usage.

• Include durable 10% crosslink resin.

• Include a metered valve to allow for differing levels of water softening.

• Equipped with an ultra-high flow valve that is designed to provide consistent pressure for multiple appliances.

• Include a minimum 5-year manufacturer’s warranty.

• System must be easy to maintain. Review maintenance regimen with refuge staff for approval prior to installation.

2.9. OPTION A1: Select Window Glazing and Window Hardware Replacement

2.9.1. Several windows need new glazing or replacement: (2) panes on bedroom windows approximately 55” tall by 20” wide each, and (1) kitchen windowpane approximately 24” tall by 36” wide. Original windows are by Andersen. If windows are being replaced, match the original or submit substitute for approval PRIOR to contract award.

2.9.2. Replace glazing in exterior door with pane dimensions of approximately 77.5” tall and 29.5” wide. Alternative: replace entire door to match existing.

2.9.3. Check hardware on all windows and exterior doors, and if necessary, replace cranks, screens and other components as needed.

2.10. OPTION A2: Replace ALL Windows

2.10.1. Replace all windows (except bay windows) with double-hung windows to match existing window style. This option is in lieu of Option 2.9.

2.11. OPTION B: Paint the Exterior

2.11.1. Paint the exterior siding, door and window frames and other trim; color and sheen to be selected by refuge staff. Include painted soffit, porch elements and dormer windows.

2.11.2. Wisteria vines on porch pillars to remain in place but may be trimmed.

2.12. OPTION C: Crawl Space Rodent Proof Mesh Installation

2.12.1. Remove lattice fencing at perimeter of crawl space.

2.12.2. Clean out crawl space: remove debris and pests. Replace any missing or torn insulation

(floor, pipes, ducts).

2.12.3. Propose galvanized rodent proof mesh design detail at the perimeter of the crawl space.

Mesh to be at minimum 19-gauge galvanized hardware cloth, 1/4" by 1/4" max openings. Mesh should extend at least 12” below grade.

2.12.4. Install approved rodent proof mesh design at the perimeter of the crawl space with two access panels, located per refuge staff direction.

2.13. OPTION D: On-Demand Hot-Water Heaters

2.13.1. OPTION D1: Replace existing water heater with new model, same capacity, higher efficiency.

2.13.2. OPTION D2: Replace existing water heater with whole-house tankless water heater.

2.13.3. OPTION D3: Replace existing with electric on-demand point of use hot water heaters.

Verify locations and demand.

• Bathroom A: supply for sink only

• Bathroom B: supply for sink and shower

• Bathroom C: supply for sink and shower

• Washroom/Laundry: supply for sink and washing machine

• Kitchen: supply sink and dishwasher

2.14. OPTION E: Apply Bird-Safety Film

2.14.1. Provide and apply one of the following products or approved equal:

• Solyx Bird Safety Film: SX-BSFD Frost Dot

• Feather Friendly “Symmetry”

2.14.2. Apply the film to all exterior windows including dormer windows and to all fully glazed exterior doors.

3. PLACE, DELIVERY, AND PERIOD OF PERFORMANCE

3.1. All construction related work is located about 15 miles south of Maricopa, CA. on the Bitter Creek National Wildlife Refuge. Coordinates: 34°55'14.2"N 119°25'03.3"W. The project is accessible by vehicle.

3.2. Design and planning work to commence within 90 days of award. All on-site construction/demolition is to occur between 1/3/2022 and 5/2/2022. Refuge staff shall not be prevented from the use of the house for more than 30 days within the period of performance.

It is acceptable to limit the staff and visitor accessibility and use of the house to the hours between 5 pm and 8 am for the duration of the period of performance.

4. MATERIAL, EQUIPMENT, TRANSPORTATION, HANDLING AND STORAGE:

4.1. Government-owned equipment will not be made available to the contractor for use within this contract. Government buildings and other facilities are not available for storage of the contractor’s materials, equipment and tools.

4.2. Contractor shall have a representative onsite to receive material deliveries. Contractor shall be responsible for all material deliveries, whether or not their representative is onsite at the time of delivery or not.

4.3. Contractor shall transport, handle and store materials and equipment in a secure manner and in accordance with the manufacturer’s written instructions.

4.4. Contractor shall promptly remove from the worksite any material(s) and equipment which are damaged or are otherwise unsuitable. Refer to FAR Clause 52.236-5 for additional information.

4.5. Site Cleanup: Contractor shall remove construction debris from the worksite daily, including debris within temporary facilities and storage areas. Before completing the work, contractor shall remove from the worksite any rubbish, tools, scaffolding, equipment and materials that are not the property of the Government. Upon completion of work daily, contractor shall leave the work area in a clean, neat and orderly condition. Refer to FAR Clause 52.236-12 for additional information.

4.6. The driveway gate at Hudson Ranch Road must be closed and locked after each use. All doors at the Sweetwater Ranch House must be locked if no one is present at the property. If questions, coordinate with the Refuge Manager.

5. DELIVERABLES

5.1. Initial Project Schedule and Work Plan within 15 days of NTP being issued

5.2. Meeting minutes and daily progress reports with photos

5.3. Product submittals

5.4. Final Product Operations and Maintenance Manuals (O&M)

5.5. Completed construction in accordance with the approved design documents

5.6. Closeout Items

5.7. Archival file with all project communications

5.8. All Deliverables shall be submitted as pdf (5 MB max file size) and be sent via email to the COR and the Technical Coordinators.

6. INSPECTION AND ACCEPTANCE

6.1. 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. Also, must comply with the USFWS General Engineering Requirements within the base parent IDIQ contract requirements.

6.2. The work shall be accepted when all the work is completed as described here within and in accordance with any contract documents. 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”.

7. GOVERNMENT FURNISHED MATERIALS

7.1. USFWS will make available any historical related documents which may be in their possession.

7.2. 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. If suitable USFWS water, electric, 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.

7.3. USFWS will provide the following government furnished, contractor installed items:

approximately 50 sf of laminate flooring if Option A is exercised.

7.4. Combos to gate, house, and lockbox will be provided. Additional keys in lockbox are to stay on site and kept in the lockbox when not in use.

8. WARRANTY OF CONSTRUCTION

8.1 Provide a warranty of construction. Warranty shall continue for a period of one-year from the date of final acceptance of the work. If the Government takes possession of any part of the work before final acceptance, this warranty shall continue for a period of one-year from the date the Government takes possession.

8.2 Restore any work damaged in fulfilling the terms and conditions of the contract. Contractor’s warranty with respect to work repaired or replaced shall run for one-year from the date of repair or replacement.

9. AVAILABILITY

9.1. Unless approved by the Refuge Manager, the work week is Monday thru Friday, from 7:30 a.m.

until 4:30 p.m., except federal holidays. Work shall be performed during these hours unless prearranged with the Refuge.

9.2. Contractor shall coordinate the start date with the onsite technical coordinators prior to starting work and notify the COR a minimum of seven (7) days prior to arrival on-site and/or needing access to any of the buildings and if staff needs to vacate the premises.

10. TECHNICAL COORDINATOR

Primary On-Site Technical Coordinator Refuge Manager: Josh Felch Josh_Felch@fws.gov Hopper Mountain NWRC 2493 Portola Road, Suite A, Ventura, CA 93003 805-290-7074

Alternate On-Site Technical Coordinator Deputy Project Leader: Kirk Gilligan Kirk_Gilligan@fws.gov Hopper Mountain NWRC 2493 Portola Road, Suite A, Ventura, CA 93003 805-732-3566

COR: Caroline Kreiser Caroline_Kreiser@fws.gov Sacramento Regional Office 2800 Cottage Way, Sacramento, CA 95825 916-215-6624