J-1 Statement Of Work ENA Envelope 012626.pdf

STATEMENT OF WORK

KENAI AIRPORT (ENA)

AIRPORT TRAFFIC CONTROL TOWER (ATCT)

REFURBISH ENA FACILITY ENVELOPE INCLUDING ROOF AND EXTERIOR

KENAI, AK

JCN: 20011949

July 23 , 2025

JCN: 20011949 1 of 7

Table of Contents

SCOPE OF WORK

PROJECT SCOPE AND DESCRIPTION

SUMMARY OF WORK

CRITICAL FACTORS

WARRANTY

INTENT OF CONTRACT DOCUMENTS

MEASUREMENT AND PAYMENT

CORRESPONDENCE

REFERENCE STANDARDS

APPENDIX A: EXISTING CONDITION PHOTOS

APPENDIX B: PROJECT LOCATION

APPENDIX C: ASBESTOS REPORT

APPENDIX D: DRAWING

APPENDIX E: SPECIFICATIONS

REFURBISH ENA FACILITY ENVELOPE

SCOPE OF WORK

1. PROJECT SCOPE AND DESCRIPTION:

This document defines the requirements for the replacement of approximately 400 Sq. Ft. of the EPDM roofing with a minimum twenty-five (25) year roof warranty and minimum five (5) year installer warranty on the Federal Aviation Administration’s Kenai Airport ATCT and Base building, located at 305 N Willow St, Kenai, AK 99611.

And paint entire exteriors of ENA ATCT and base building including base building metal roof, tower catwalk, guard rails and re seal joints.

ENA roof is leaking. The roof leak has caused the ATCT cab window seals to break down and water is now on the interior side of the windows. The paint is peeling off the exterior metal siding and rusting in many areas. The caulking around exterior finishes has deteriorated and needs re-caulking.

Some of the exterior metal panels are approaching severe rusting conditions and may need to be replaced versus repainted. The work described herein will be procured and delivered in accordance with the current FAA standards, meet the minimum uplift requirements per ASCE 7, International Building Code (IBC), FM 1-90, and ASTM D7877 testing. See Appendix A for an additional preview of the existing condition. If there are any conflicts between applicable codes, the most stringent will apply. Any drawings and documentation provided by the FAA regarding the current system are for reference only and will be field verified by the Contractor.

A. General Requirement:

a. Facility will be operational during the construction period. Work hours must be scheduled so that Air Traffic service is not interrupted.

b. Contractor’s superintendent must be always on site.

c. Communication must be directed to COR/RE on site.

d. Apply roofing in dry weather. Do not expose roofing components and flashing in inclement weather or when it is predicted 30% or more possibility for inclement weather.

e. All roofing materials must be compatible with each other.

f. Paint and sealant should be marine grade.

g. Protect work from pedestrian traffic.

h. The manufacturer’s representative shall inspect the completed roof and provide the manufacturer’s unlimited warranty with No dollar limit.

B. The Contractor will do asbestos abatement for the existing roof contains asbestos material , based on ACM inspection on 08/24/2016, roof silver seal and tar mastic are asbestos containing materials see Appendix C, Contractor to safely remove ACM, follow federal/local regulations and Section 028214 – ASBESTOS

ABATEMENT.

C. The Contractor will verify the existing conditions prior to creating shop drawings, see Appendix A-E Drawings. The Contractor will thoroughly examine the existing roof system, parapet walls, caps guardrails catwalk and joints on the Base Building, and Air Traffic Control Tower in order to confirm the existing roofs’ composition, and to confirm metal part condition prior to replacement roof and exteriors painting.

D. The Contractor will furnish all labor, equipment, materials, transportation, insurance, notification, licenses, permits, fees and supervision necessary to provide a complete design to replace the existing roof to include installation of the final approved design.

Any activities that may have the potential to affect FAA systems will go through Operational Risk Management (ORM) meetings and reviews. The Contractor will incorporate ORM concepts into their Construction plans.

E. Upon FAA approval of the roof design documents, the Contractor will furnish all material, labor, equipment, tools, layout, and supervision to remove the old roof system and install the new roof. The Contractor is responsible for providing a complete and functioning operating system.

F. The contractor plan to work between 10 pm to 6 am to avoid operations disturbance.

G. Temporary air condition system to be provided as stand by for exiting RTU outage.

Based on existing system +7.5-ton temporary system to be installed on ground and connect to tower cap through catwalk door, comply with NFPA codes.

2. SUMMARY OF WORK:

i. The replacement of approximately 400 Sq. Ft. of the elastomeric roofing membrane (EPDM) roofing:

A. Replace the roof with Carlisle FleeceBACK EPDM (Black) 90 mil minimum or equivalent for protection and wind uplift and fully warranted by the manufacturer for twenty-five (25) years and five (5) years installer warranty. Provide the manufacture’s recommended attachment, mechanically or chemically.

B. Remove and replace the EPDM as provided by the manufacturer, including but not limited to; metal terminations, slip sheet, existing insulation. Replace insulation with required R-value for Kenai, AK while achieving a minimum slope of ¼” per foot toward the roof top drains.

C. Remove the coping caps and inspect the parapet interior void for any damage, moisture, mold, etc., and remediate, repair, and replace as necessary.

D. Remove and replace any and all vapor barrier material, insulation, pitch pans, scuppers, drains (new collars, strainers, & covers), curbs and flashing, penetration flashing, protection board, and parapet wall membrane, curb coping, flashing, water blocks, and caulking.

E. The work described herein will be delivered in accordance with the current FAA standards, meet the minimum uplift requirements per the Reference Standards as a minimum; ASCE 7, International Building Code (IBC), FM 1-90, and ASTM D7877 testing. If there are any conflicts between applicable codes, the most stringent must apply. Any drawings and documentation provided by the FAA regarding the current system are for reference only and must be field verified by the Contractor.

F. Remediate and replace as necessary those items beneath the elastomeric sheet roofing, i.e., rigid insulation, vapor barrier, wood blocking inside the parapet walls, insulated concrete.

G. Maintain integrity and functionality of the existing electrical lightning protection system overlaying existing roof.

H. Replace all adhesive and mechanical mounting cable clamps of the lightning protection system located on the ATCT roof and parapet walls. Replace and repair if required all mechanical lightning protection system roof clips, mechanical connections and fasteners such as those on the ends of bonding jumpers connected to exterior metallic louvers and vents.

I. New walkway pads shall be installed for access to the RTU units.

J. Walkway Pads: Factory-formed, nonporous, heavy-duty, slip-resisting, surface-textured walkway pads or rolls, approximately 3/16 inch thick and acceptable to membrane roofing system manufacturer.

K. Repair or remove / replace, roof hatch based on inspection.

ii. Painting scope of work includes (not limited to) using marine grade paint matching existing facility colors to paint the following:

A. Entire tower building exterior panels, roof guardrail, exterior ladder and steel safety cage.

B. Catwalk guardrail and grating, external doors, windows/louvers and frames.

C. Base building siding, inclined metal roof, external doors, windows and frames.

D. Remove existing caulking/joints sealant, use marine grade sealant and replace backer rod if needed.

E. Rusted panel, safety ladder, guard rail and/or catwalk part to be inspected in present of

RE and repaired/replaced as needed before painting.

F. Scope of work includes inspection of tower and base bldg. exteriors for mold and mildew before painting/joint reseal.

G. The awnings and roof hatch door are to be inspected for rust, cleaned and repainted.

3 THE CONTRACTOR IS RESPONSIBLE FOR THE FOLLOWING TASKS (NOT

LIMITED TO):

A. Develop a Construction schedule based on the Final Design Package and a transition plan that provides equipment availability and/or redundancy during installation.

B. Prior to the demolition of the existing roof, the Contractor will verify the existing sequences and the facilities’ operating conditions. Installation will proceed per Construction schedule and transition plan established.

C. The facility will remain operational during construction and equipment will remain available to maintain all conditioned spaces

D. Provide all temporary services required for construction.

E. Clean up and restore any damage to the site to its original condition after work has been performed.

F. File and pay for all permits and notifications associated with the roof removal and any other asbestos abatement work associated with the project. The State of Alaska has a demolition permit that applies to the roof removal, which would need to be included if applicable.

G. Incorporate an approved waste disposal plan in compliance with the City of Kenai and State of Alaska’s regulations for disposal of construction debris. If FAA’s waste management specifications conflict with city or state codes, follow the more stringent standard.

I. All equipment grounding will comply with the latest revision of FAA standard FAA-STD- 019f Chg. 3.

J. When required by the Contracting Officer’s Representative (COR), the Contractor will perform a check/test of all gas, refrigerants, and control lines.

4 CRITICAL FACTORS

A. All work areas will be properly cordoned off and delineated.

B. Electrical Panel shutdowns and outages will be approved by the FAA COR/RE a minimum of 48 hours in advance and can only be performed by site maintenance technicians.

C. Proposed scheduled shutdowns or system outages will be included in the Contractor’s schedule and plan sheets for approval by the FAA Project Engineer. Outline proposed shutdowns in the project plan and preconstruction meeting.

D. The Contractor will participate in the preconstruction plan meetings in which system outages will be collaboratively discussed and approved by the FAA.

E. The Contractor will coordinate any shutdowns or system outages 72 hours in advance with the FAA COR/RE and SSC.

F. Keep noise and dust to a minimum during construction.

5 WARRANTY

A. Upon completion and acceptance of work, Contractor will provide warranty and bond documents for work performed and lists of circumstances and conditions that would affect validity of warranties and bonds.

B. The design Contractor or architect will provide stamped drawings, and contract specifications that comply with the design and project objectives.

C. The Contractor will incorporate no asbestos containing materials in the replacement roofing system.

D. The Contractor’s proposed roof insulation will be compliant with the proposed roofing membrane system and be a part of the roofing system’s minimum required 25-year warranty.

E. The Contractor will provide a full labor and Material System Warranty (weather tightness) signed by the roofing system installation Contractor as well as the insulation and roofing membrane manufacturers.

F. The Contractor will provide a framed copy of the roof warranty and contact number, suitable for hanging at the COR and SSC’s chosen location.

6 INTENT OF CONTRACT DOCUMENTS

A. These Contract Documents indicate the work to be performed for the project. All material, labor, equipment, tools, layout, and supervision will be furnished by the Contractor to complete the work. The Contractor is responsible for the supervision, health and safety, inspection, and quality control of its own work, workers, work areas, and lower tiered sub-contractors. Work will be performed to IBC, NFPA, ASHRAE and FAA codes and standards, and manufacturers’ recommendations. All work performed and all materials and equipment used will be subject to approval by the Project Engineer. This will include, but not be limited to, construction, testing, inspection, scheduling, reporting, and submittals.

B. Reference to known standards within the Contract Documents means the latest edition in effect on the date of solicitation, unless specified otherwise.

C. Where Contract Documents refer to “Related Work in Other Sections” or “Related Requirements”, the Contractor should not consider the list of specification divisions/sections to be all-inclusive. These lists are provided as convenience for cross- reference and coordination.

D. Order of Preference: Generally, the written word takes precedence over the drawings. Figures marked on drawings should be followed in preference to scale measurements. Large scale drawings should govern small scale drawings. The Contractor should not use dimensions scaled from the drawings. All dimensions shown on the drawings will be verified by the Contractor by actual measurements in the field. Any discrepancy between the drawings and specifications and the existing conditions will be referred to the Contracting Officer for a resolution before any work affected is performed. The Contractor will compare all drawings and verify the figures before laying out the work and will be responsible for any errors which might have avoided thereby. The drawings provided are existing conditions and should be used for reference only.

Drawings may not be accurate and should be verified via site inspection.

7 MEASUREMENT AND PAYMENT

The contract price constitutes full compensation for furnishing all plant, labor, materials, appurtenances, and incidentals, and performing all operations necessary to design, construct, and complete the items in accordance with these Contract Documents performed by the Contractor.

Payment for each item will be considered as full compensation, notwithstanding that all features may not be mentioned herein. No separate payment will be made for the work, services, or operations required by the Contractor to complete the project in accordance with these contract documents; all costs thereof will be considered as incidental to the work.

8 CORRESPONDENCE:

All correspondence will be addressed and delivered electronically to the Contracting Officer (CO) and the Project Engineer (PE) and a copy to the COR and will be serially numbered commencing with number one (1), with no numbers missing or duplicated. All files/documents will be legible.

Enclosures attached or transmitted with the correspondence will be furnished electronically with copy to the PE and COR. Each serial correspondence will include the contract number and project name and will have only one subject. The Contractor will create and maintain a serial letter log that shows the serial letter number, date, topic, and disposition if applicable. The Contractor will submit a monthly serial letter log to maintain correspondence records.

REFERENCE STANDARDS:

1. The following standards will apply to the design and construction for Refurbish ENA facility envelope including roof and exterior. The contractor will use the latest revision of each standard. This list is not all inclusive; The contractor will follow all applicable, local, state, and national standards applicable to the design and construction of a complete roof system. “Including but not limited to.”

A. Terminal design standards TFDS_V2.3 .

B. International Building Code (IBC) Section 1511, Reroofing C. American Society of Heating, Refrigeration and Air-Conditioning

Engineers (ASHRAE) 90.1, Energy Standard for Buildings except Low-Rise Residential Buildings.

D. American Society of Civil Engineers (ASCE), regarding static loading for both building structures and roofs.

E. All recommendations of the National Roofing Contractors Association (NRCA).

F. All recommendations of the Sheet Metal and Air Conditioning

Contractor’s National Association (SMACNA).

G. Roof Coating Manufacturers Association (RCMA).

H. All applicable American Society for Testing and Materials (ASTM) Standards.

I. Factory Mutual (FM) test criteria as well as specific code approvals for Adhered and Mechanically Attached Roofing Systems.

J. Occupational Safety and Health Administration (OSHA)

a. 29 CFR 1926: Safety and Health Regulations for Construction.

b. 29 CFR 1910.29 Fall Protection Systems and Falling Object Protection-

Criteria.

c. 29 CFR 1926.502, Fall Protection Systems Criteria and Practices.

1. ANSI/ASSP A1264.1for guard railing.

K. Federal Aviation Administration

a. FAA-STD-019f, Chg. 3

b. FAA-C-1217H, Chg. 1

c. FAA-STD-002g

APPENDIX:

A. EXISTING CONDITION PHOTOS

B. PROJECT LOCATION

C. ASBESTOS SURVEY REPORT

D. DRAWING

E. SPECIFICATIONS