ES-19-00876 SOW - HLG VOR Refurbishment.pdf

Scope of Work Wheeling VOR (HLG) Wellsburg, WV VOR Roof Refurbishment

JCN: 1509592

03/20/2019

The following is the proposed scope of work for the above referenced project:

Exterior:

• Remove the existing teepee, TACAN antenna, and monitor antennas.

• Replace existing monitor brackets with new, heavy-duty and adjustable brackets.

• Assist FAA in removal of the VOR equipment and store until ready for re-install.

• Remove existing roofing material, counterpoise, and existing membrane down to wood decking.

• Rotten portions of the wooden decking will need to be replaced with matching wood planks.

• Install nailers.

• Install vapor barrier over decking.

• Install plywood deck cover.

• Install new copper plate roof.

• Solder copper plate.

• Install new liquid applied elastomeric, urethane based membrane roof.

• Install new, plastic, perimeter flashing and termination bar, and ground flashing with continuous

#6 wire loop around entire counterpoise.

• Adjust monitor brackets and ground to #6 wire loop.

• Install refurbished teepee, TACAN antenna, and monitor antennas.

• Install flashing at teepee base and VOR antenna pedestals.

• Install walkways pads from ladder bracket to teepee, around the teepee, and at each monitor antenna.

• Install ladder support and safety sign.

Interior:

• Replace approximately 100 sq. ft. of ceiling tiles due to water damage.

• Inside and above the drop ceiling, approximately 100 sq. ft. of the ceiling panels to be treated for mold/mildew.

• The floor tiles to be stripped, waxed, and buffed.