(SOW) BGR-ASR Roof Final.pdf

Federal Aviation Administration

Statement of Work BGR ASR Storage Building

Roof Replacement

Project: Remove the existing asphalt shingle roof and install a new metal roof on the ASR (Airport Surveillance Radar) storage building roof.

Description: The storage building is a 26’x 32’ prefabricated 2”x6” stick built storage building with a gable roof. The existing asphalt shingle roof that was installed around 2010 and is need of replacement. The storage building is located at a FAA radar site.

Although the site has critical radar and communication systems, the storage building does not contain any operational equipment.

Location: The site is located at the FAA radar site adjacent to the Bangor International Airport. The address is 276 Hildreth St, North Bangor, ME. GPS coordinates are 44°48'22.35"N, 68°50'20.22"W. See appendix for site layout and overview.

This Task Order for Construction Services sets forth the requirements for the Contractor to properly perform the below scope of work at the (BGR) Bangor, Maine Airport Surveillance Radar System (ASR) storage building. Specific Construction Services shall include directives specified within the attached contract documents and the provisions described herein.

1) Scope of Work:

The major requirements of this task shall include the following:

a) General Scope of Work:

i) The Contractor shall provide all material, equipment, supplies, transportation, and labor to complete the specific scope of work. All work needs to be priced in accordance with Davis-Bacon Wage Rates.

ii) The Airport Surveillance Radar System (ASR) facility contains critical, operational facilities. All work must be coordinated with the COR. All Contractor construction operations must not affect the co-located Radar and Communication systems. The Contractor must be escorted by FAA personnel at all times.

iii) A detailed work schedule shall be presented for approval to the COR at least 24 hours in advance of any work being performed. Any delays or rescheduling of work must be coordinated with the COR.

iv) The Contractor is required to meet OSHA’s Fall Protection and Safety rules and regulations.

v) Progress/Review Meetings will occur on site in Bangor, Maine and on FAA provided telephone conferences.

b) Demolition:

i) Roof Demolition

(1) Contractor shall remove and legally dispose of the existing asphalt shingle roof on the storage building. Approximate sizes of the building is listed below:

(a) Storage Building: 26 ft. x 32 ft.

Note: The dimensions above are footprints of the buildings. The Contractor shall verify exact dimensions for roofing materials needed.

(2) The existing roofs are single story, typical A frame gable roof

(approximate 5/12 pitch) consisting of plywood base, vapor barrier and asphalt shingles.

(3) Since the site is located adjacent to the airfield, the Contractor must eliminate any potential for any debris to disrupt airfield operations. All demolished material must be immediately placed in a covered dumpster.

c) Thermal and Moisture Protection

i) Roofing Install

(1) The Contractor shall provide and install new roofing on the storage building. Approximate areas of new roofing are listed below:

(a) Storage Building: 26 ft. x 32 ft.

Note: The dimensions above are footprints of the buildings. The Contractor shall verify exact dimensions for roofing materials needed.

(2) The Contractor is required to supply all tools and materials required to complete the work.

(3) The Contractor must inspect the plywood underlayment for any rot. The contactor must bring to the attention to the FAA of any plywood that may need to be replaced.

(4) The Contractor must install a new layer of synthetic underlayment on all roof surfaces and ice and water shield on the bottom 3’ perimeter.

(5) The Contractor shall install new standing seam metal roofing conforming to the below specifications:

(a) 26-gauge steel hidden fastener, standing seam panels.

(b) 16” wide flat panel.

(c) The metal panel finish must be Kynar - PVDF (Fluoropolymer finish containing not less than 70% polyvinylidene fluoride resin by weight in color coat. Contactor shall submit on panel color.

(d) Provide ridge cap, flashing and trim as recommended by the manufacturer/industry and formed from the same material as metal panels as required to seal against weather and to provide finished appearance. Locations include, but are not limited to, ridge caps, z bar flashing, eaves, rakes, and drip edges. Finish flashing and trim with same finish system as adjacent metal panels.

(e) Align metal panel units within installed tolerance of 1/4 inch in 20 feeton slope and location lines as indicated and within 1/8-inchoffset of adjoining faces and of alignment of matching profiles.

(f) The Contractor must provide the standard manufacturer’s warranty.

(g) Contractor must provide samples to the FAA for color section.

(h) Local known manufacturers:

(i) Ware Butler Building Supply- Crescent Manufacturing, 1360 Bennoch Rd, Stillwater, ME, 207-827-8088

d) Openings

i) Steel Entrance Door

(1) The Contractor must provide and install a new steel entrance door and accessories including stainless steel door handle with interchangeable core and bottom door seal. The door and accessories must match existing. The Contractor must also replace the weather seals.

(2) The contractor must install an exterior rated, primed, steel insulated, 6 panel, right hand inswing, single lock, slab door. The existing frame and trim must remain. Color shall be white.

(3) Size of the door must be 36” wide x 80” tall.

(4) The Contractor must paint the door with two top coats of Sherwin Williams DTM acrylic, or approved equal.

e) Operational Risk Avoidance

i) General. The co-located radar and communication facilities provide services to assist in the control of aircraft movement, operates 24 hours a day, 365 days a year, and is vital to the National Airspace System. The Contractor must insure these facilities are not disrupted during the project. The storage building does not contain any National Airspace System equipment but is located next to the radar and communication equipment.

ii) Coordination of Work Affecting Operational Systems or Personnel.

Coordinate all work on site with the COR. Cease any work that is adversely impacting the operations of the facility or personnel and immediately repair or restore any portion of the operational system that has been damaged or suffered diminished performance as a result of the Contractor’s activities.

iii) The Contractor must keep all sites open to access to the FAA. Avoid actions deemed detrimental or increasing risk to the facility’s mission, occupants, or equipment. The Contractor must control all material on site.

2) SCHEDULE OF WORK AND RESTRICTIONS:

a. Normal Hours: Monday through Friday 06:30 AM to 4:00 PM.

3) COORDINATION: All communication between the Contractor and the FAA shall be through the COR.

4) DISPOSAL/CLEANUP: Provide for legal disposal of all removed materials and waste off site. Each day, the Contractor shall remove all rubbish, dirt, and debris as it accumulates during the process of work. At completion of the work, all areas shall be cleaned and all obstructions and surplus material shall be removed. The Contractor provided dumpster shall be covered.

5) INGRESS AND EGRESS TO WORK AREAS: Ingress and egress to the work areas shall be as directed by the COR and approved schedule. The Contractor must coordinate with FAA to be escorted on the site.

6) BARRIERS & ENCLOSURES: Furnish, erect, and maintain all barricades, warning signs and markings for hazards necessary to protect the public and the work. When used during periods of darkness, such barricades, warning signs and hazard markings shall be suitably illuminated.

7) CONTRACTOR'S LIABILITY: Damage to the existing facility or equipment shall be reported to the COR without delay. The Contractor shall be responsible for repairing or having repaired all damaged areas to the facility or equipment directly caused by Contractor related work. All repairs shall be accomplished, without delay, at the

Contractor's expense to the satisfaction of the COR. After notice to proceed and prior to the commencement of construction, the Contractor and the COR shall conduct joint inspections of the existing areas affected by the construction. Damage or defects shall be noted and will be used as the basis for determination of damages caused by the Contractor's operations.

8) PRE-CONSTRUCTION MEETING: The Contractor shall attend a pre-construction meeting at the job site prior to start of work.

9) CONTRACTOR'S WARRANTY: The Contractor shall guarantee all materials and workmanship under this contract against defects or incorrect installation for a period of one year from the date of the Government acceptance of work. Repair or replacement of any defective materials, correction of faulty workmanship, or correction of any item not in accordance with the manufacturer's specifications or directions and these specifications shall be made at the Contractor's expense.

10) ENVIRONMENTAL HAZARDS: If material that is not indicated in the contract documents is encountered that may be dangerous to human health upon disturbance during construction operations, stop that portion of work and notify the COR immediately. Intent is to identify materials such as PCB, lead based paint, mercury, petroleum products, and friable and non-friable asbestos. Within 14 calendar days, the FAA will determine if the material is hazardous. If the material is not hazardous or poses no danger, the FAA will direct the Contractor to proceed without change. If the material is hazardous and handling of the material is necessary to accomplish the work, the FAA will issue a modification pursuant of “FAR 52.243-4, Changes” and “FAR 52.236-2, Differing Site Conditions”.

11) COMPLETE INSTALLATION: Contractor shall provide all labor, materials and equipment necessary to complete the project.

12) INSPECTION: Submit a written request for inspection for Substantial Completion, also referred to as the Contractor Acceptance Inspection (CAI). On receipt of request, COR will either schedule the inspection within fourteen (14) days or notify Contractor of unfulfilled requirements. COR will prepare the Certificate of Substantial Completion after the inspection or will notify Contractor of items, either on Contractor's list or additional items identified by COR, that must be completed or corrected before certificate will be issued. COR will also provide a punch list that will form the basis of requirements for Final Completion.

13) PROJECT CLOSEOUT: Contractor should request final inspection prior to contract completion date. Before requesting final inspection for determining date of Final Completion, complete the following:

a) Submit a Final Application for Payment.

b) Submit certified copy of COR's Substantial Completion inspection list of items to be completed or corrected (punch list), endorsed and dated by COR. The certified copy of the list shall state that each item has been completed or otherwise resolved for acceptance.

c) Submit specific warranties, final certifications, and similar documents.

d) Perform final cleanup.

14) SITE VISIT: All bidders are encouraged to visit the site prior to bidding in order to familiarize themselves with existing site conditions. Failure to do so will be unacceptable justification for additional charges due to unknown site conditions. To arrange for a site visit to the BGR ASR, contact the BGR SSC Manager, Michael Tranten at (703) 822-1664 and COR.

15) TASK ORDER SUBMITTALS

a) Contractor shall provide the following minimum submittals for FAA review and approval:

i) Construction Schedule

ii) Roofing System

iii) Roofing panel color samples

iv) Door and Accessories

v) As requested by FAA

16) SCHEDULE

Contractor shall submit, and keep up to date, a schedule that is continuous and efficient.

17) CONTACTS

The following is a list of primary contacts involved in the execution of this task order:

John West Joseph Reynolds FAA Civil/Project Engineer FAA Civil/Project Engineer AJW-2E15A Nashua TSC

(603) 689-8300 (978) 886-1274

18) ATTACHMENTS

• BGR Site Layout

• BGR Site Photos

Site Layout:

Site Photos: