FAK VOR SOW 06-01-2017.pdf

SCOPE OF WORK

REPLACE ROOF FAK VOR

Flat Rock, Virginia

06/01/2017

1.0 GENERAL

All work is on FAA property located 28 miles West of Richmond near the community of Flat Rock VA.

There’s a paved driveway, gravel parking area, equipment building, VOR/TACAN antenna w/tipi, monitor antennas, transformers, propane tank and, other items located on the site. It’s a “mountain top” VOR and, the tipi is located 150 feet away separate from the equipment building. The FAA wants to refurbish and replace the roof on top of the equipment building at this site.

2.0 SCOPE OF WORK

The Contractor shall perform the following work:

1. Provide asbestos testing services. Cut out a six inch square of all layers of the roof membrane down to the wood deck. Bag sample. Repair roof membrane opening with ½ gallon asphalt based patching compound equal to Gardner Wet-R-Dri Roof Cement. Have sample tested by an authorized asbestos service licensed in the state of Virginia. Provide test results to the FAA at least one week before roof removal work begins.

2. Furnish and install new roof membrane on equipment building. Remove and discard old roof membrane.

a.) Roof is 40’x40’ square. It has a 6” crown down the middle and gutters along two sides.

b.) Completely remove existing roof, insulation & drip edge and, discard.

c.) Contractor is responsible for following all rules & regulations for disposal of roofing materials in the local jurisdiction.

d.) Repair any rotten or damaged roof decking. Remove & replace any defective wood.

Contractor will include 160 square feet of wood deck replacement in his base bid. Any damaged wood needing replacement that exceeds 160 square feet shall be replaced by contract modification per unit price. This unit price will be contained in the Contractors bid offer.

Unit Price for additional wood decking replacement: $/sq.ft.= e.) Provide one layer vapor barrier over entire wood deck surface. Vapor barrier must be rated ASTM-412 & D-146, rubberized asphalt, polyethelene sheeting equal to that manufactured by W.R. Grace or Tamko.

f.) Install a ½”x6” pressure treated nailer along the edge of all 4 sides of the entire roof.

g.) Install one layer 4’x4’x1/2” coverboard equal to Dens Deck Prime over entire roof surface between nailers. Securely connect coverboard to roof deck with 1-1/2” fasteners and distribution plates. One fastener per two square feet.

h.) Provide new 24 gauge, galvanized, folded sheet metal, drip edge, trim along the edge of all 4 sides of the entire roof. Match existing drip edge profile. Fasten to nailer with suitable non-corrosive nails every 8”.

i.) Install a fully adhered, 2 ply, torch-applied, modified bitumen roof membrane. One base sheet and one granule coated surface membrane. Provide 2 ply system equal to Johns Manville APPeX 4.5M or other approved system.

j.) Completely clean and restore site. Remove equipment & dispose of all excess materials.

Sweep gravel parking area & driveway with a push type magnetic sweeper & remove any loose nails or fasteners.

3. Contractor must take all steps necessary to protect FAA property and equipment from moisture damage during construction. Provide a waterproof tarpaulin capable of covering entire 40’x40’ roof per contract specifications Section 10B.

4. Provide the FAA with a 20 year warranty on Manufacturer’s materials and, a one year warranty on Contractor’s labor. Contractor will repair any leaks or defects in roof at no cost to the FAA for a period of one year.

2.1 GENERAL REQUIREMENTS

a.) Contractor shall repair any damage done by him to any entity, at his cost. Contractor shall be covered by minimum locally required liability insurance.

b.) Contractor must provide FAA with a safety and security plan before any work begins. Plan will include procedures for accident prevention, emergency procedures, and phone number & map to nearest emergency medical facility.

c.) All work shall be coordinated, scheduled, & approved by Richmond FAA Airways Facility Management.

d.) Contractor will be continuously monitored by an FAA Resident Engineer during all work hours.

d.) Contractor's Superintendent shall be present at the work site during all times work is performed. Superintendent shall carry a cell phone and, be prepared to make and receive calls to & from the FAA at all times while on work site.

e.) All materials used must be approved by the FAA before installation. Contract will submit information on all items given in Part 3.0 below.

2.2 WORK HOURS AND CONDITIONS

Worksite is on a large parcel of FAA property in the suburbs West of Richmond off State Road 60.

a.) Work will only be done during daylight hours between 7:00AM to 5:00PM. Mon thru Fri.

b.) Contractor will give FAA a one month advance notice before roofing work begins.

c.) Contractor will report & coordinate each days work in advance with an FAA technician that is trained to operate and repair VOR/TACAN, DME, & BUEC equipment.

3.0 SUBMITTALS

All plans, materials, and information will meet FAA approval before NTP. Submittals will include the following:

a.) Work schedule b.) List of workers and subcontractors c.) Bonding & Insurance d.) Construction materials disposal plans & permits e.) Safety and accident prevention plan f.) All materials called for in part 2.0, 1 through 2 above including: roof vapor barrier, insulation board, ½” nailer, fasteners, roof bitumen sheets, heat torch, sheet metal trim & fasteners g.) Equipment: man lifts, work platforms or, booms h.) Roof system warranty

4.0 PRE BID SITE VISIT

The Contractor is expected to carefully examine areas of the proposed work, to see first hand the extent of work involved. The submission of a proposal will be considered evidence that the bidder has made such examination and is satisfied as to the conditions to be encountered in performing the work. All site visits must be coordinated in advance. The FAA Contracting Officer will provide a date for one official site visit with the Engineer. If any other visits are needed, Contractor must give FAA at least five days advance notice before appearing on site.

All visitors must be escorted by an employee of FAA or, other authorized personnel.

5.0 DRAWINGS

No FAA drawings were produced that describe FAK VOR roof repair work.

Contractor will provide FAA with sketches, shop drawings and, manufacturers product data.

5.1 SPECIFICATIONS

1. FAK VOR 1504869, 01/11/2017

5.2 REFERENCE MATERIALS

These are old site drawings and, maps. To be used for reference only. Not for construction use.

1. FAK VOR, Google Earth 3, 07/18/2016

2. DR. NO. 1-E-3650, Flat Rock, VA VORTAC Facility, Plot Layout, 07/26/1951

6.0 LOCATION OF WORK

Intersection of State Road 60 and paved entrance drive.

Flat Rock, Powhatan County, 28 mi. West of Richmond VA, South of I-64 and West of I-95.

FAK VOR LAT LON

37.5285 N

77.82821 W

7.0 CONTACTS

Brian Sotdorus, RIC SSC Mgr. Richard Polk, FAA Engineering FAA Richmond ATCT AJW-2E15J, Campus Bldg.

5701 Gulfstream Rd 1701 Columbia Ave Richmond, VA 23250 College Park, GA 30337 804-222-8956 w:404-305-7445 c:678-485-6811 e:mail brian.l.sotdorus@faa.gov e:mail: richard.polk@faa.gov

Wayne Thilkey, RIC SSC AF Mike Kelly, TN/VA TOM FAA Richmond ATCT FAA Norfolk ATCT/TRACON 5701 Gulfstream Rd 1245 Miller Store Rd Richmond, VA 23250 Virginia Beach, VA 23455 ph.: 804-226-6530 ph.: 804-226-6529 wayne.thilkey@faa.gov mike.t.kelly@faa.gov

8.0 FOR FAA USE ONLY

JCN: 1504869 JON: 1216SO0590

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mailto:brian.l.sotdorus@faa.gov mailto:richard.polk@faa.gov mailto:wayne.thilkey@faa.gov mailto:mike.t.kelly@faa.gov