SOW FYV ATCT Security Gate Replacement.pdf

FEDERAL AVIATION ADMINISTRATION SCOPE OF WORK

FAYETTEVILLE AIR TRAFFIC CONTROL

TOWER SECURITY GATE/FENCE

REPLACEMENT/UPGRADES

FYV ATCT

Project Location: 437 W Earnest Lancaster Fayetteville, AR 72701

1. SCOPE

The FAA Fayetteville, Arkansas Air Traffic Control Tower (FYV ATCT) has one driveway ingress/egress gate into the facility. The sliding gate requires replacement. In addition, all fencing around the entire property must be removed and replaced with a fence in compliance with existing security requirements. One pedestrian gate must be upgraded, and new perimeter controls must be installed. The contractor must furnish necessary equipment, materials, labor and supervision to perform the following work at the FYV ATCT, a Federal Aviation Administration (FAA) navigational control facility located at 437 W Earnest Lancaster, Fayetteville, AR 72701. Work within this area may require escort, and must be coordinated with the FAA Contracting Officer’s Representative (COR) in advance.

2. STATEMENT OF WORK

1. Provide and install heavy duty galvanized fence with barbed wire and associated posts around the entire property to replace the existing 4’-9” fence around the property.

(Approx. 1400 Feet) See Figure 4. Install in accordance with Section 2 of this Statement of Work. (Height must be 8’ see drawing attached) (Submittal Required)

(a) Provide and Install all grounding in compliance with FAA STD 19 (excerpted below)

2. Provide and replace the existing pedestrian gate where shown with heavy-duty commercial grade, weatherproof magnetic locking latch. Holding strength shall be no less than 1000 pounds. (See Fig 6) (Submittal Required)

(a) Push-button magnetic release must be installed on a minimum 2”x2” square metal tubing post/pedestal, 42” above grade, on the secure side of the property a minimum of 15 feet from the public (exterior) side of the property. (Egress only) (Submittal Required) (Similar to Figure 9)

(b) Power may be fed from Panel ECPA within facility. (See Figures 4, 5)

1. Power Fed in ¾” PVC Coated Rigid Galvanized Steel Conduit (Min 24”

Below Grade

(c) Provide and install a heavy duty, weather proof gate closer for pedestrian gate, designed for chain link gates. (Submittal Required)

3. Remove existing cantilever slide entry/exit gate including associated components that assist in the operation of the gate.

4. Work on the sliding gate must be staged to ensure the facility is secure at the end of each workday.

5. Remove the electric chain operator associated with each gate.

6. Provide and install heavy-duty cantilever slide entry gate and associated components, similar to existing. (Ty-metal Heavy-Duty Cantilever or Equal) (Submittal Required)

7. Provide and install new guide-rail driven gate operators. Chain driven gates must not be acceptable. Sized to operate the gates submitted. (Hy-Security Slide Drive

50VF2/3 or Equal) (Submittal Required)

(a) Hydraulic Drive

(b) Min 2 HP

(c) 2 Drive Wheels

(d) Adjustable speed (no less than 1.8 ft/sec)

(e) 3 Phase (208V)

(f) Vehicle Detector

(g) Loop Circuits for entry and exit (include exit loop and two reverse loops for each sliding gate)

8. The main structural/support material for the new gate must be manufactured and installed to ensure structural stability in the resting positions. Contractor must be responsible to field verify all measurements. (Dimensions: 20’ Clear Opening Each Gate, 7’ tall plus barbed wire)

(a) If new posts are to be installed, Contractor must coordinate in advance with the Contracting Officer’s Representative 24 hrs prior to digging to install any new posts.

1. Provide a submittal sketch of proposed hole locations.

(b) Install a new Heavy-Duty Cantilever sliding gate with new carrier posts.

(Submittal Required) (Ty-Metal or Equal)

(c) Three strands of barbed wire to match existing must be installed over entire length at top of gate, and tensioned in accordance with industry standards.

(d) The maximum acceptable gap under gate from firm ground must be no more than 4 inches.

(e) Vehicle gate electronic controls must include a manual disconnect of automatic gate drives in case power is lost for an extended period. Automatic exit devices should be adjusted to be only as sensitive as needed for dependable operation.

Manual exiting devices (i.e. push button) may be used for pedestrian gate only, however may not be located closer than 15 feet from the perimeter fencing/gate.

(f) Gate system must be tested at the completion of the work activity.

(g) Gate must operate and stop smoothly at either open or closed position, and in closed position, must be set to have no space for a pedestrian to ‘squeeze’ between the gate and the stop to gain access to the facility.

9. Contractor shall remove existing concrete island outside of main gate.

10. Contractor must install a perimeter control/operating system with a remote access panel in the control tower and an additional located in the office on the first floor of the tower. Existing system at tower entrance door is Paxton. New system must incorporate (be compatible or replace) the building entry controls. (Submittal Required)

(a) System must have a call capability that is programmable to ring to a minimum of two locations (monitors) within the facility.

(b) Provide and install two operating units (one in control tower and one in office on first floor.)

(c) System must consist of one way video from the entry gate with monitor/control capability in tower cab and/or first floor.

1. Video and audio must operate at control positions when call is answered.

(d) System must have a programmable code that may be entered to allow regular occupants to enter facility gate.

(e) System must be low voltage and must operate controls with no loss over the distance from tower to gate controller. (Approx 600 feet)

(f) System must incorporate a door entry controller for facility door incorporated into the same system.

(g) Provide and install similar monitor/keypad at exterior of pedestrian gate for access.

(h) Submittal shall include wiring type/products and methodology.

(i) Provide training for no less than three facility personnel on the operation and maintenance of the access control system.

11. Provide and install four, 4” Rigid Galvanized Steel pipes (bollards) in concrete at no less than 4 feet above finished grade, buried no less than 3 feet below grade with a minimum of 12 inch diameter x 2 feet depth of concrete. The bollards must be installed vertical/plumb at 4 corners of a square to protect the entrance control pedestal. Bollards must be filled with 3500 psi concrete with pea gravel mix (Submittal Required), and concrete tops shall be rounded to drain water. Distance must be no less than 1 foot in all directions from pedestal. (Submittal Required)

12. Provide and install four 5” x 52” bollard covers over all bollards; yellow with two reflective red stripe. (Submittal Required)

13. Provide and install a rigid galvanized steel 2” square tubing pedestal at a height of 4’ above finished grade to where access control panel shall be mounted. (Submittal required).

14. Provide and install similar pedestal for interior and exterior pedestals for pedestrian gate.

15. A ¾” PVC conduit shall be installed a minimum of 24” below grade and routed upward into square tube pedestal stands where conductors shall be routed. (Submittal

(a) Below grade conduit shall be routed to tower (24” below grade) control panel.

(b) All gate controls conduits may be routed to an above ground junction box if preferred. Junction box shall be placed no less than 15 feet inside of existing property and shall be mounted withing a 2’ x 2’ x 12” concrete pad with 6x6 WWF. (Submittal required)

16. Contractor must provide a layout drawing/sketch of installation plan. (Submittal

17. The contractor must do all necessary gate adjustments to ensure that the gate operates without defect prior to the FAA accepting the work.

18. At the completion of the work, contractor must provide three, three ring binder notebooks with procedures for maintaining the gate to enhance the longevity of the gate systems, operating and maintenance instructions for the access control system, as built drawings including conduit depths and routng, and manufacturer’s cut sheets for all materials utilized on the project.

The General Contractor (GC) must be expected to work Monday through Friday during the day time hours of 7:00 AM to 5:30 PM unless alternatively coordinated in advance with the Contracting Officer’s Representative (COR). Coordination between the GC and FAA personnel must be required at all times in order to maintain an operational facility.

Any discrepancies between the contract provisions and the actual site conditions must be referred to the Contracting Officer (CO) for a written determination in accordance with Contract Clause entitled Order of Precedence.

3. FENCE CONSTRUCTION DETAILS

1. Fence Construction must be in accordance with the attached Specification: 32 31 13 –

CHAIN LINK FENCES AND GATES

2. Lightning Protection and Grounding for Fences:

5.3.8.1 Fence Grounding (Submittal Required) No Below grade connections must be covered prior to inspection of the COR.

Provide fence grounding in accordance with the following excerpt from FAA STD 19:

a. Fence Post Grounding. Provide a ground rod adjacent to the fence post.

Locate ground rods at horizontal linear spacing intervals not greater than 100 ft along the perimeter fence line. Provide a 4/0 AWG bare stranded copper conductor, exothermically welded to each ground rod and fence post.

b. Ground Rod Installation. Ground rod material and installation parameters must be in accordance with paragraph 4.4.4.1. If soil conditions will not permit installation of ground rods, provide ground dissipation plate(s) in accordance with paragraph 4.4.4.3.

c. Fence Gate. Provide a 1-in. by 1/8-in. flexible tinned copper bond strap or an insulated 4/0 AWG flexible welding type copper conductor connected between the gate and adjacent fence post. Exothermic welding is recommended for these connections. Install the bonding strap between the gate and post so it will not limit full motion of a swing or slide gate.

d. Fence Gate Post. Provide a ground rod adjacent to each gate post. Install a 4/0 AWG bare stranded copper conductor, exothermically welded to the ground rod and gate post. Locate the post connection at not greater than 1-ft above grade. Interconnect ground rods located between the gate opening with an exothermically welded 4/0 AWG bare copper conductor buried below frost depth, but not less than 18-in.

below ground.

e. Fence Gate Fabric. Provide a horizontal 6 AWG bare stranded tinned copper conductor threaded continuously through the gate fabric and mechanically bonded to the gate vertical support rails.

f. Fence Security - Barbed Razor Wire. Bond security wires to the fence post using 6 AWG bare stranded tinned copper conductor and UL listed bonding connectors.

Bond across terminations in the security wire using a short piece of the security wire material and UL listed bonding connectors at the same locations in 5.3.8.1 (a), (c), and (d).

g. Fence Wire Fabric - Chain Link. Attach metallic fence fabric to fence posts with wire ties of the same material.

h. Proximity to a Facility EES. Portions of a fence that are located within 22 ft of a facility EES must be bonded to that EES with a 4/0 AWG bare copper conductor exothermically welded to a fence post ground rod. Connections must be made at a maximum spacing of 100 ft, with a minimum of two connections.

(a) See Figure 18 for illustration of fence grounding installation methods.

4. SLIDING GATE CONSTRUCTION DETAILS:

3. Gate Frame:

(a) The gate frame must be fabricated from 6063-T6 aluminum alloy extrusions. The top member must be a 3" x 5" aluminum structural channel/tube extrusion weighing not less than 3.0 lb/lf (4.4kg/m). To maintain structural integrity this frame member must be "keyed" to interlock with the "keyed" track member. If fabricated as a single horizontal piece, the bottom member must be a 2" x 5" aluminum structural tube weighing not less than 2.0 lb/lf. If fabricated in two horizontal pieces, the bottom member must be a 5" aluminum structural channel weighing not less than

2.65 lb/lf, and the two horizontal pieces or sections must be spliced in the field (the gate frame must be fabricated in one or multiple sections depending on size requirements or project constraints).

4. Vertical Members (Chain Link):

(a) The vertical members at the ends of the opening portion of the frame must be "P" shaped in cross section with a nominal base dimension of no less than 2” x 2” (51mm x 51mm) and weighing not less than 1.6 lb/lf (2.3kg/m). Major 2” x 2”

(51mm x 51mm) vertical members weighing not less than 1.1lb/lf must separate each bay and must be spaced at less than gate height intervals.

(b) Intermediate 1” x 2” (25mm x 51mm) vertical members weighing not less than .82 lb/lf (1.2kg/m) must alternate between the 2” x 2” major members..

5. Gate Track:

(a) The gate frame must have separate semi-enclosed “keyed” tracks, extruded from 6005A-T61 or 6105 T5 aluminum alloy, weighing not less than 2.9 lb/lf. Track members are to be located on each side of the top member. When interlocked and welded to the “keyed” top member, it forms a composite structure with the top of the gate frame. Welds are to be placed alternately along the top and side of the track at 9" (229mm) centers with welds being a minimum of 2"(51mm) long.

(b) All welds on the gate frame must conform to Welding Procedure Specification and Procedure Qualification Record to insure conformance to the AWS D1.2 Structural Welding Code. All individual welders must be certified to AWS D1.2 welding code. See 1.02 D.

6. Gate Mounting:

(a) The gate frame is to be supported from the track by four (4) swivel type, self-aligning, 4 wheeled, sealed lubricant, ball-bearing truck assemblies.

(b) The bottom of each support post must have a bracket equipped with a pair of 3” (76mm) UHMW guide wheels Wheel cover protectors must be included with bottom guides to comply with UL325.

(c) Gap protectors must be provided and installed, compliant with ASTM F 2200.

(d) Diagonal "X" bracing of 3/16" or 1/4” diameter stainless or galvanized steel cable must be installed throughout the entire gate frame.

(e) The gate must be completed by installation of approved filler as specified.

(f) Chain Link: 2” x 2” x 9 gauge aluminized steel chain link fabric must extend the entire length of the gate (if operated gate, counterbalance must also have fabric to prevent reach through and comply with ASTM F 2200, see 1.03 C.1) Fabric must be attached at each end of the gate frame by standard fence industry tension bars and tied at each 2” x 2” (51mm x 51mm) vertical member with standard fence industry ties. ASTM F 2200 requires attachment method that leaves no leading or bottom edge protrusions (cannot exceed 0.5 inch).

7. Posts:

(a) Double sets of support posts must be minimum 4" O.D. (102mm) round SS40 or 4” x 4” x 3/16” wall square steel tubing, grade 500. Gate posts must be galvanized or coated and supported in concrete footings as specified by the design team.

8. Finish:

(a) Gate to be mill finish aluminum or color coated with polyester powder as specified.

If powder coated, the gate (including track member) and all accessories must be pretreated chemically by sand blasting or other acceptable method to ensure proper coating adherence.

9. Warranty:

(a) The truck assembly must be warranted against manufacturing defects by the manufacturer for a period of (5) five years from date of sale.

5. SUBMITTALS:

1. Product Data:

A. Provide manufacturer’s catalog cuts with printed specifications and installation instructions.

B. If operated gate system, furnish (2) copies of operation and maintenance data covering installed products.

2. Shop Drawings:

A. Supply shop drawings showing the gate system, including details of all major components.

B. Include complete details of gate construction, gate height and post spacing dimensions.

3. Certification of Performance Criteria:

A. Manufacturer of gate system must provide certification stating the gate system includes the following material components that provide superior performance and longevity. Alternate designs built to minimum standards that do not include these additional structural features must not be accepted.

a Gate track system must be keyed to interlock into gate frame member (providing 200% additional strength when compared to weld only keyless systems). When interlocked with and welded to the "keyed" frame top member, gate track forms a composite structure.

b Gate must have a minimum counterbalance length of 50% opening width which provides a 36% increase in lateral resistance (when compared to ASTM minimum of 40% counterbalance). If gate is ever to be automated, counterbalance section must be filled with fabric or other specified material.

c To provide superior structural integrity, intermediate vertical members must be used - with spacing between verticals to be less than 50% of the gate frame height.

d Entire gate frame (including counterbalance section) must include 2 adjustable stainless or galvanized steel cables (minimum 3/16”) per bay to allow complete gate frame adjustment (maintaining strongest structural square and level orientation).

e Gate truck assemblies must be tested for continuous duty and must have precision ground and hardened components. Bearings must be pre-lubricated and contain shock resistant outer races and captured seals.

f Gate truck assemblies must be supported by a minimum 5/8” plated steel bolt with self aligning capability, rated to support a 2,000 # reaction load.

g Hanger brackets must be hot dipped galvanized steel with a minimum 3/8” thickness that is also gusseted for additional strength.

h Gate top track and supporting hangar bracket assemblies must be certified by a licensed professional engineer to withstand a 2,000 lb.

vertical reaction load without exceeding allowable stresses.

4. Certifications:

A. Gate in compliance with ASTM F 2200, Standard Specification for Automated Vehicular Gate Construction per section 2.01 C.

B. If operated gate system, gate operator must be in compliance with UL 325 as evidenced by UL listing label attached to gate operator.

C. The aluminum welders and welding process must be certified per section 2.03 D.

D. Manufacturer must supply gate design performance certification as per section

1.03 C.

E. Gate manufacturer must certify gate is manufactured in compliance with ASTM F 2200, Standard Specification for Automated Vehicular Gate Construction.

See 1.03 D.1.

F. Gate manufacturer must provide independent certification as to the use of a documented Welding Procedure Specification and Procedure Qualification Record to insure conformance to the AWS D1.2 welding code. Upon request, Individual Certificates of Welder Qualification documenting successful completion of the requirements of the AWS D1.2 code must also be provided.

See 1.03 D.3.

6. REFERENCES

1. Underwriters Laboratory Gate Operator Requirements (UL 325). See 3.02 C.

D. Automated / operated vehicular gates are not to be used for pedestrian traffic.

Separate pedestrian gates must always be provided if pedestrian traffic is expected.

2. ASTM F 2200 – Standard Specification for Automated Vehicular Gate Construction.

See 2.01 C.

3. ASTM F 1184 – Standard Specification for Industrial and Commercial Horizontal Slide Gates, Type II, Class 2. See 3.02 B.

4. American Welding Society AWS D1.2 Structural Welding Code. See 2.01 D and 2.03 D.

7. SITE ACCESS/CONSTRUCTION LIMITS

8. PERSONNEL

Contracting Officer -The term "Contracting Officer" (CO) as used herein denotes the person designated to act on behalf of the Government in the performance of this contract. Where reference is made to "Federal Aviation Administration" (FAA), "Contracting Officer's Representative" (COR), or the like, this must mean the Contracting Officer or his/her authorized representative.

Contractor Superintendence - In accordance with Contract Clause entitled SUPERINTENDENCE BY THE CONTRACTOR, the Contractor must at all times during performance of this contract and until the work is completed and accepted, directly superintend the work or assign and have on site a competent superintendent with the authority to act for the Contractor.

The Contractor must submit a Project Organizational Chart with the key personnel identified and their qualifications for the Government’s review and approval.

The contractor and his employees must be subject to all rules and regulations relative to entering and leaving the FAA facility.

Employees - The government reserves the right to restrict the employment of any contractor employee, or prospective contractor employee, who is identified as a potential threat to the health, safety, security, general well-being, or operational mission of the installation and its population.

The contractor must not employ any person who is in employment of the United States Government if the employment of that person would create a conflict of interest.

9. COORDINATION

The contractor must coordinate all work, which has any or may have any impact on any operational system through the COR. The contractor must immediately cease any work, which is adversely impacting the operation of the FAA facility and must be responsible for the immediate repair or restoration of any portion of the operational system that has been damaged or suffered diminished performance as a result of the contractor's activities. No repairs must be completed without notification of the COR. In some cases, the repairs may be performed by FAA personnel at the contractor’s expense, due to the criticality of the repair.

The Contractor will be responsible for obtaining and payment of all building fees, inspection fees, utility connection charges and any other fees or charges which may be incurred in the performance of this contract. The contractor must comply with all local city, county, and state construction codes.

All materials or workmanship or both which have been rejected by the COR by reasons of failure to conform with the requirements of the Contract Documents must be removed and replaced with new, acceptable materials by the contractor at the contractor's own expense.

Contractor must also pay for testing of new materials which have been installed in place of rejected materials.

10. CONSTRUCTION SCHEDULE

The work plan and schedule prepared by the contractor must consist of a plan designating areas to be closed to allow for construction activities. Include a plan showing construction activities, submittal and approval of materials, samples and shop drawings (if applicable), the procurement of critical materials and equipment, fabrication of special materials and equipment along with their installation and testing.

The Contractor must warranty material, workmanship, and equipment furnished by the various manufacturers in writing for a period of two (2) years (or not less than the industry standard for the material specified, nor the manufacturer’s standard warranty period, whichever is greater) from the date of final project acceptance by the FAA.

11. SAFETY REQUIREMENTS

Contractor Responsibility

a. General Safety Provisions - The Contractor must bear full responsibility to provide safe working conditions for its employees and Contractors. The Contractor must not permit any employee or Subcontractor to work in surroundings or under working conditions that are unsanitary, hazardous, or dangerous to the health and safety of the employee.

b. Accident Prevention - The Contractor must bear the responsibility of maintaining an accident prevention program such that frequent and regular inspections of the job site, materials and equipment are made by a competent person designated by the employer.

c. Use of Equipment - The Contractor must not permit the use of any machinery, tool, material, or equipment that is not in compliance with OSHA regulations. The employer must permit only those employees qualified by training and/or experience to operate equipment and machinery.

i. Submittals required include, but are not necessarily limited to, the following:

Contractor Safety Plan

4. The FAA must not be held responsible for safety inspections to ensure Contractor conformance with the OSHA safety regulations. The FAA, however, reserves the right to notify the Contractor of any deficiencies regarding worker safety.

5. The FAA will evaluate the Contractor on its safety performance, including that of its

Subcontractors. The number and severity of safety and security violations will be considered in this evaluation. Contractor safety violations are cause for termination for default, may result in notification of the Contractor’s bonding company, and will affect the Contractor’s opportunity to propose on future work. Failure to correct such deficiencies may impact the Contractor’s ability to work on future FAA contracts.

OSHA Regulations

The Contractor must comply with the latest Occupational Safety and Health Administration regulations (CFR 29 Part 1926) regarding safety in the work area.

The Contractor must be responsible for obtaining copies of non-FAA referenced documents without additional cost to the FAA. If Contractor requests a copy of FAA directives, they may be obtained by contacting the Contracting Officer.

The Contractor is not relieved from adhering to other OSHA requirements not listed herein.

The Contractor must consult the latest referenced OSHA documents for safety regulations.

Documents:

OSHA Documents:

CFR 29 Part 1926Safety and Health Regulations for Construction

CFR 29 Part 1910 General Industry Standards Applicable to Construction Industry

12. CLEAN-UP

The contractor must correct or repair any damage done during any part of this contract. Scrap and debris resulting from the project must be removed from the site after each day’s work on site. All debris and generated waste must require disposal in a manner that is not in conflict with local sanitary regulations.

13. SUPPLIES AND EQUIPMENT

The Contractor must furnish all supplies and equipment as specified to accomplish the contract specifications.

SHIPPING AND RECEIVING MATERIAL. FAA must not be responsible for shipping or receiving any material relating to this contract nor must the contractor ship or otherwise receive any materials at the expense of the FAA.

PROTECTION OF MATERIAL. Contractor must protect and maintain in like new condition all materials and supplies to be incorporated into this project and must be responsible for their safe storage.

STORAGE OF MATERIALS. No storage area/space will be provided for contractor furnished equipment or supplies. Onsite storage must be coordinated with the COR so that the roadway is not blocked.

14. CONTACT/LOCATION INFORMATION

A. Location of Work:

FYV ATCT

437 W Earnest Lancaster Fayetteville, AR 72701

B. FAA Point of Contact:

Ron Nelson 901-482-7667

C. Pre-Bid Site Visit: All interested contractors are invited to view the site conditions prior to bidding. A site visit can be coordinated with the FAA Point of Contact. All expenses for the recommended site visit must be the responsibility of the contractor. The U.S.

Government must not reimburse any expenses incurred for the purpose of soliciting bids for this contract.

15. ACCEPTANCE OF WORK

The FAA COR will conduct a Construction Acceptance Inspection at the completion of the project to ensure that all items of the contract have been fulfilled and that the site has been cleaned of debris.

1. SYSTEM VALIDATION:

A. The complete system must be adjusted to assure it is performing properly.

B. The system must be operated for a sufficient period of time to determine that the system is in proper working order.

C. For operated gate systems - test and explain safety features:

1. Each system feature and device is a separate component of the gate system.

2. Read and follow all instructions for each component.

3. Ensure that all instructions for mechanical components, safety devices and the gate operator are available for everyone who will be using the gate system.

4. The warning signs shipped with the gate operator must be installed in prominent position on both sides of the gate.

5. Ensure the owner is clear with regard to the safety points concerning the basic operational guidelines of the safety features of the gate operator system. These safety points are listed in the gate operator manual and must be read prior to system use.

PHOTOS

Figure 1: Satellite view of FYV ATCT Facility

Figure 2: Northern gate - Main Access

Figure 3: Looking North Towards Entrance Gate

Figure 4: Line represents approximate location/length of new fence line.

Pedestrian Gate

Figure 5: Panel to feed Pedestrian Gate Mag Lock Power

Figure 6:Provide and Install new Gate to Replace Existing Pedestrian Gate on Left.

Provide and Install Magnetic Catch and Entry Secure Entry Pad on Exterior

Figure 7: Pic of a Typical Pedestrian Gate with

Magnetic Lock

Figure 8: View from Tower Cab Roof. Entrance Gate Visible in Distance

Entrance Gate

Figure 9: Existing Paxton Door Controller at main tower entry door.

Figure 10: Existing entrance pedestal to be replaced.

Figure 11: Existing Fence to be removed after new fence is installed.

Figure 12: Existing short fence to be removed.

Figure 13: Closer view of existing fence to be removed after new fence installed. No new gate will be installed at this location.

Drawings/Specs Included:

SO-D-101797-C10 Fence Details 32 31 13 Chain Link Fences and Gates FAA Std. 19: Electrical