A04_Ding_Darling_NWR_Rehab_Statement_of_work_6_15_26.pdf

USFWS Ding Darling NWR Sanibel, FL Rehabilitation Project

STATEMENT OF WORK

Rehabilitation of the J.N. Ding Darling NWR Government Quarters, Carport, Education Pavilion, and Observation Tower

GENERAL

A. Work shall be performed at J.N. Ding Darling National Wildlife Refuge, Lee County, Florida. This contract includes all labor, materials, equipment, supervision, coordination, testing, and incidentals necessary to complete the work described herein as a complete and functional project. Work includes multiple repair and rehabilitation components to three (3) facilities. Contractor shall not rely on omissions or ambiguities to claim additional compensation. The details of the work to be performed are detailed below.

B. A mandatory Pre‑Proposal Meeting will be held at the project site at J.N. Ding Darling NWR. The time and date of this meeting will be mutually agreed upon by the Refuge representative, prospective contractors, Contracting Officer, and USFWS Project Manager.

Attendance is required; failure to attend shall not relieve the Contractor of responsibility for existing conditions. The purpose of the meeting will be to visit the site, review existing conditions, verify quantities, and discuss performance requirements.

Pre-bid Meeting Location:

J.N. “Ding” Darling NWR 1 Wildlife Drive Sanibel, FL 33957 Telephone: 239-472-1100

C. Site Security, vehicle access, and public safety are primary concerns during this project.

The Contractor is solely responsible for protecting occupants, visitors, Refuge staff, and property at all times. The residences are occupied, and the Contractor shall notify Refuge management in writing at least 48 hours in advance of any indoor work, utility disruption, or activity affecting habitability. No claims for delays or additional costs will be accepted due to occupancy conditions.

D. The Contractor shall ensure all onsite activities conform to applicable safety and health regulations and shall submit a site‑specific Safety and Health Plan prior to mobilization.

E. Scheduling: The Contractor shall coordinate all work a minimum of five (5) working days in advance and shall submit a detailed, logic‑driven construction schedule identifying sequencing, durations, and critical path. All work shall occur between 0800–1600, Monday through Friday, unless otherwise approved in writing. If work is necessary on weekends or holidays, the contractor will make the request in writing 7 days in advance. Unauthorized work outside approved hours shall be at Contractor’s expense.

Rehabilitation Project

F. Contractor shall provide and furnish all equipment required to access all areas of work.

No additional compensation will be allowed for access constraints.

G. Clean‑up: The Contractor shall maintain a clean worksite daily. Failure to maintain housekeeping standards may result in work stoppage at no cost to the Government.

Additionally, the contractor shall ensure that all waste materials in areas of high public use do not pose a hazard to the general public during and after work hours.

H. Brand names establish quality standards only. Substitutions shall be equal or better and require written approval prior to procurement.

I. The job site is located on U.S. Government land and is exempt from local permits;

however, all work shall comply with applicable Florida Building Code and industry standards.

J. Period of Performance: TBD, POP is 180 Days after the Notice To Proceed.

K. Contractor delays may result in liquidated damages as allowed by contract.

OTHER REQUIREMENTS

A. Following issuance of the NTP, the Contractor shall submit all required documents within ten (10) calendar days.

i. A fully developed Critical Path Method (CPM) schedule reflecting all phases of work.

ii. A schedule of planned A/E site visits. Failure to coordinate inspections shall not justify rework or claims.

B. Contractor shall possess and maintain required licensing throughout the duration of the project.

C. Contractor shall provide all supervision, labor, materials, utilities, inspections, testing, start‑up, and services necessary to deliver complete, operational systems. Partial installations are not acceptable.

D. Contractor shall maintain continuous onsite supervision during work hours. The onsite supervisor should be capable of reading, writing, and conversing fluently in the English language

E. Contractor shall perform all construction activities in strict accordance with the Contract Documents and accepted industry standards. Rework required due to nonconformance shall be at Contractor’s expense.

F. Subcontractors must be properly licensed and approved. The Government reserves the right to reject subcontractors at any time.

Rehabilitation Project

G. Contractor assumes full responsibility for subcontractor performance. No direct contractual relationship exists between Government and subcontractors.

H. Contractor shall coordinate with other Government contractors. Interference or lack of coordination shall not justify claims.

I. Contractor shall implement a Waste Management Plan and provide diversion documentation upon request. Unless modified by the CO, divert 50%, minimum, of total project waste from landfills. Dispose of all materials not salvaged, reused, or recycled legally, off-site, in licensed disposal facilities.

J. Contractor shall provide requested project information within two (2) business days unless otherwise specified.

K. Government facilities and equipment are not available for Contractor use, except for designated staging areas.

N. Worker housing is not available.

O. Contractor shall furnish all temporary facilities and utilities, including heat, light, power, water, telephone, sanitary facilities, job offices, material handling equipment, temporary construction aids, and storage enclosures. Temporary installations shall be removed and areas restored prior to final acceptance.

PROJECT SCOPE / WORK TO BE PERFORMED

The Contractor is responsible for verifying all field conditions, dimensions, quantities, and interfaces. Claims based on differing conditions that were reasonably observable are expressly waived.

• Project Locations:

J.N. “Ding” Darling National Wildlife Refuge Government Quarters and Carport 948 and 950 Tarpon Bay Road, Sanibel FL 33957 Wildlife Drive Observation Tower 26°27'49.65"N, 82° 8'1.02"W Cross Dike Pavillion 26°27'37.57"N, 82° 8'5.58"W

• The project is a multi‑trade rehabilitation effort. The Contractor shall include coordination, sequencing, and protection of completed work within its base price.

• Contractor shall submit material samples and product data sheets for approval prior to purchase.

Rehabilitation Project

1.0 Government Residence at 950 Tarpon Bay Road (RPI Asset# 10052598)

1.1 Roof Inspection and Repair

1.1.1 The contractor shall inspect all standing seam panels, seams, clips, fasteners, flashings, penetrations, sealants, ridge/hip details, and visible underlayment for any damages and file a report with annotated photos identifying all deficiencies and include a cost estimate for repairs required to restore a fully watertight system. A modification to the awarded contract will be made at that time to address any deficiencies/damages found during inspection.

1.2 Storm Shutter Systems Maintenance

1.2.1 The contractor shall clean, lubricate, adjust, and align all storm shutter gears and other moving components, and replace minor components when necessary.

1.2.2 The contractor shall test all storm shutters for proper function following servicing. Testing shall be performed in the presence of designated refuge personnel.

1.3 Front Entry Door

1.3.1 The contractor shall remove and dispose of the front entry door, frame, anchorage, flashing, sealants and trim.

1.3.2 The contractor shall install a storm/impact rated steel door and framing system in compliance or exceeding Miami-Dade building code. This installation must be plumb, level, square and tight sealed.

1.3.3 The door shall be of a hollow steel design that is impact rated and shall readily accept the existing keyed entry system consisting of a locking doorknob and deadbolt.

1.3.4 The contractor shall test this new entry door system for proper waterproof fit and function in the presence of designated refuge staff.

1.3.4.1 Current Entry Door Dimensions

• 51.5”Wide x 80’ High

1.4 Concrete Spalling Repairs

1.4.1 The contractor shall repair all concrete spalling by cleaning to a bright metal any rusted or corroded steel rebar that is exposed and applying a corrosion inhibitor. The contractor shall then apply a suitable corrosion inhibitor to the rebar and surrounding concrete surface to prevent further corrosion such as an epoxy that can be used in conjunction with concrete/mortar repair products. All repair boundaries for concrete repairs will be saw cut. Defective concrete will be removed until a sound section is discovered, and a compatible repair mortar will be used when patching. Cosmetic patching is not acceptable.

1.5 Generator Transfer Switch

1.5.1 The contractor shall remove and dispose of the existing transfer switch and

Rehabilitation Project dispose of. The vendor will ensure that following the removal/decommission of this transfer switch that all remaining wiring systems are code compliant.

1.6 Concrete Fiber Board Ceiling Beneath Residence

1.6.1 The contractor shall remove all concrete fiber board panels located beneath this residence and install 10-mil or greater polyethylene vapor-barrier sheeting. All edges will be sealed with waterproof tape, forming a tight water-resistant seal. New concrete fiber board panels will then be installed and will have a uniform appearance.

1.6.2 The contractor shall caulk and seal all trim board and any gaps between fiber board and structure.

1.6.3 The contractor shall prime and paint the entire concrete fiber board ceiling with industry standard latex paints formulated for outdoor use/conditions, and the finish will be uniform in appearance.

1.7 Chain Link Fencing System

1.7.1 The contractor shall install a galvanized steel chain link fencing system, including posts, footings, fabric, gates, hardware, and alignment, along the existing seawall. The fencing system will total approximately 155 linear feet along the seawall and shall be 4’ high and have a double-doored gated entry system along the western side of the structure directly inline with the existing fuel hose reel and a second double-doored entry gate along the east side directly providing access to the boat lift dock. Gates must operate freely and align properly.

1.8 Outdoor Spigots/Hose Bibs

1.8.1 The contractor shall remove and replace 2 outdoor spigots/hose bibs from beneath the housing unit. Leak testing under operating pressure is required.

2.0 GOVERNMENT RESIDENCE – 948 TARPON BAY ROAD (RPI Asset #10052599)

Scope, standards, and acceptance criteria identical to Section 1.0 unless otherwise noted.

2.1 Roof Inspection and Repairs

2.1.2 The contractor shall replace the metal flashing that is known to be damaged.

This flashing is located within the roof valley on the NW side of the structure.

2.2 Storm Shutter Systems Maintenance

2.3 Front Entry Door

2.4 Concrete Spalling Repairs

2.5 Generator Transfer Switch shall be removed as stated in previous section (1.5.1)

2.6 Concrete Fiber Board Ceiling Beneath Residence

2.7 Outdoor Spigots

3.0 WILDLIFE OBSERVATION TOWER ROOFING (RPI Asset #10014501)

3.1 Remove solar panels from roofing structure and transfer to Refuge staff.

3.2 Remove existing, ~250 sq. ft., roofing, underlayment, fasteners, and accessories down to wood framing.

3.3 Removing, re-installation and sealing any through holes for existing lightning rod

3.4 Install new 0.5-inch CDX or equivalent plywood material to existing framing as stipulated by Florida Building Code.

3.5 Install a self-adhering metal panel underlayment to plywood decking.

3.6 Roll, form, and install a snap lock standing seam roof system, including flashings, closures, sealants, and accessories.

3.7 Material shall be 0.32-inch aluminum and be a 2 coat Kynar or equivalent material in a finished standard color chosen by the Refuge Manager.

3.8 Hip, ridge, and drip edge material shall be fabricated from the same materials as the new roofing panels.

3.9 All fasteners shall be constructed of stainless steel.

3.10 Protect tower structure and surrounding areas during construction.

4.0 CROSS-DIKE PAVILION REHABILITATION (RPI Asset #10014514)

4.1 The contractor shall remove the existing approximately 600 square foot bituminous shingle roofing system including underlayment if present and dispose of.

4.2 The contractor shall remove and dispose of existing pressure treated lumber fascia boards from the structure and dispose of.

4.3 The contractor shall remove and dispose of existing decking material to the stringers.

4.4 The contractor shall remove and dispose of existing entryway ramp and dispose of.

4.5 The contractor shall install new waterproof joist tape to the existing stringers top surface.

4.6 The contractor shall install new composite decking material per manufacturer requirements to the stringers and the new entry ramp. The contractor shall submit to refuge management samples of new decking materials for approval prior to installation.

Rehabilitation Project

4.7 The contractor shall install a new completely watertight standing seam metal roofing system including waterproof underlayment and new 0.5 inch CDX or equivalent plywood material to existing framing as stipulate by Florida Building Code to the structure. The new snap lock standing seam roof system should be constructed with rolled and formed 0.32 inch aluminum and be a 2 coat Kynar or equivalent material in a finished color chosen by the Refuge Manager. Hip, ridge, and drip edge material shall be fabricated from the same materials as the new roofing panels.

4.8 The contractor shall remove the entire wooden railing system from the structure and dispose of.

4.9 The contractor shall install a new railing system around the entire deck area including the new entrance ADA compliant ramp. This new railing system will be uniformly spaced and shall be constructed with new pressure treated lumber and hog fence panels.

4.10 The contractor will construct a new ADA-compliant ramp, meeting slope, landing, and handrail requirements.

4.11 The contractor shall treat all exposed lumber including: rafters, fascia, support columns, hand railings with Kilz 2 or equivalent outdoor sealant and primer.

4.12 The contractor shall paint all primed/treated lumber surfaces with an outdoor rated latex or elastomer paint. Painting includes surface preparation, priming, and two full finish coats. Color of paint shall be submitted to refuge management for approval prior to application.

(Representative Scope Enhancements – Applies to ALL Sections 1.0–4.0) All demolition includes patching, repair, and restoration of adjacent surfaces to a finished condition.

All new installations shall be code‑compliant, complete, tested, and ready for use.

Where quantities are described as approximate, the Contractor shall include all material necessary to complete the work as described.

Inspections, testing, and commissioning are included in the Contractor’s scope.

Discovery of concealed damage typical of hurricane‑impacted coastal construction shall be anticipated and included unless explicitly excluded.

Rehabilitation Project

FINAL ACCEPTANCE

Final acceptance shall occur only after all work is complete, deficiencies corrected, documentation submitted, and systems tested and approved by Refuge staff.

No additional compensation shall be allowed for work necessary to achieve compliance with this SOW.

Figure 1. General Project Locations

Figure 2. Quarters Map

Figure 3. Example storm shutters to be serviced. Shutters are identical on both structures

Figure 4. Example storm shutters to be serviced. Shutters are identical on both structures

Figure 5. Existing front entry door to be removed, disposed of, and replaced. Entry doors are identical at both housing units

Figure 6. Existing generator transfer switch to be replaced. Identical units found at both government quarters

Figure 7. Close up of existing transfer switch

Figure 8. Damage example of concrete fiber board ceiling beneath 950 Tarpon Bay Road to be repaired

Figure 9. Example of trim on concrete fiber board ceiling beneath the government quarters

Figure 10. Concrete spalling example for repair on government quarters

Figure 11. Example outdoor spigot to be replaced at the government quarters project site

Figure 12. Observation Tower along Wildlife Drive

Figure 13. Underside of roofing structure for the Wildlife Observation Tower

Figure 14. Cross Dike Pavillion general site conditions

Figure 15. Entrance ramp to be disposed of and replaced with ADA compliant system

Figure 16. Bituminous roofing system and facia boards to be removed and disposed of.

Roof shall be replaced with a standing seam metal roofing system and new facia boards installed

Figure 17. Plywood roof decking and rafters’ current condition. Decking shall be replaced, and any compromised rafters shall be replaced also

Figure 18. Railing system to be disposed of and replaced with a "hog panel" type railing system

Figure 19. Joists to be primed and painted

1.8.2