SOW Tower Replacement CAE RCAG Columbia SC.doc

SCOPE OF WORK

Tower Replacement Remote Center Air/Ground Communications

CAE RCAG, Columbia, SC 1/12/2021

1.0 GENERAL

The four existing towers at CAE RCAG are guyed, 50' tall, with three dating from the 1970's and one from 1986. All are aged and out of compliance with current tower standards, and thus need replacing.

2.0 SCOPE OF WORK

The scope of work consists on replacing the four existing 50 foot guyed antenna towers, with four new 60 foot free standing antenna towers, and relocate the antennas on the new towers. Construction activities include the installation of foundations and towers, conduits and RF heliax cables from the towers to the shelter, counterpoise around each tower and related work as specified and indicated by the drawings and/or specifications, which are part of this contract.

After the contractor installs each of the antenna tower foundations, assembles and erects each tower and installs the heliax cables, the FAA will then install new cables and relocate antennas on the top of each tower, and cables from the junction boxes into the equipment shelter to each of the equipment racks. After the connectors are installed on each cable, the cables are installed to each rack/radio, and all testing has been completed, the FAA will allow the contractor to remove and demolish all of the guyed towers.

The contractor must expect the FAA to take up to three weeks to complete the electronic installation from the time that the antenna towers are made available to the FAA until the time that the contractor can start demolition.

The contractor must remove the four steel towers down to the existing foundation and cut flush with same foundation. Demolish and remove foundations. The guy wires, guy wire foundations, conduit and cabling must be removed 12 inches below grade. The contractor in conjunction with the FAA will execute the earth ground resistance test to re-baseline the site grounding. Replenish with gravel the maintenance area around each tower and disturbed ground.

2.1 GENERAL REQUIREMENTS

a.) Contractor shall repair any damage done by him to any entity, at his expense. 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 FAA.

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

e.) 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.

f.) All materials used must be approved by the FAA before installation. Submittal requirements are contained in the Specifications

2.2 WORK HOURS AND CONDITIONS

a.) Work will only be done during daylight hours between 7:00AM to 6:00PM. Mon thru Fri.

b.) The contractor shall establish the working hours at the beginning of the project. The regular workweek shall be 40 hours but may be 4 or 5 days. (10 hrs. x 4 days or 8 hrs. x 5 days) c.) Weekend work will only be authorized if necessary due to weather. No overtime will be allowed d.) Contractor will report & coordinate each days work in advance the Resident Engineer

3.0 SUBMITTALS

All plans, materials, and information will meet FAA approval before NTP. Submittal requirements are contained in the Specifications FAA-CAE-1700951 January 2021.

4.0 PRE BID SITE VISIT

Pre bid site visits for this contract are not required. Contractors should be able to prepare a bid from the contract drawings and specifications. Photographs of the site conditions are contained in the appendix of the specifications. If the bidder desires a site visit, notify the FAA Contracting Officer and they will provide a date for one official site visit. All visitors must be escorted by an employee of FAA or, other authorized personnel.

5.0 DRAWINGS

1. CAE-1700951 Sheets G001, C001-C004, S001, E001-E007.

5.1 SPECIFICATIONS

1. FAA-CAE-1700951 January 2021.

6.0 LOCATION OF WORK

6416-6426 Edmund Hwy

Lexington, SC 29073

COORDINATES: 33° 50’ 14.15”N 81° 13' 2.66”W

< ~ END OF DOCUMENT ~ >

PAGE