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ANNUAL TOWER INSPECTION REPORT

Wisconsin Department of Transportation

SP4599     9/2007

Tower Site Name

Date Inspected

BULB REPLACEMENT shall be performed for every incandescent
beacon and obstruction lamp for each tower.  Replacement shall
be performed in conjunction with the tower and lighting inspection. 
Strobes and LED lighting shall only be replaced as needed.  Contractor
shall use only new, high-grade bulbs with Pyrex glass, long life, 130
volt rating.  No reimbursement will be made to Contractor for bulbs installed during
the bulb change. 

Indicate quantity and type
of lamp (incandescent, LED or strobe) used on each tower.

Beacon Quantity and Type

Obstruction Quantity and Type

TEST TOWER LIGHTING CONTROLLER AND ALARM SYSTEMS

Satisfactory

Unsatisfactory

 

Darken photocell to verify night-mode lighting
activation

Proper flashing or strobe of beacons and steady
illumination of all obstruction lights

Daytime lighting is functioning properly, where
applicable

Alarm system detects failure of tower lighting,
as applicable at each tower site

Lighting Controller Model
Number

Controller Serial Number

ELECTRICAL AND LIGHTING INSPECTIONS

Satisfactory

Unsatisfactory

 

Proper functioning of photocell

Proper functioning of flasher

Proper functioning of ALL bulbs after replacement

Inspect for damaged red obstruction lens

Inspect for damaged ruby liner and clear glass
lens in beacon

Functioning of strobe light, if applicable

All strobe lights are working

Tower lighting electrical system

 
 

Junction box wiring and bulb sockets at all points
above the photocell, specifically:

Tightness of electrical screw terminals Tighten
loose connections

Deterioration of insulation of electrical wiring

Evidence of overheating of electrical wiring

Bulb sockets condition Number of sockets replaced: 

Inspect and record incandescent
lamp voltage at all sockets under load.

 

Socket
1

Socket
2

Socket
3

Level 1

 
 
 

Level 2

 
 
 

Level 3

 
 
 

Level 4

 
 
 

TOWER INSPECTION

Satisfactory

Unsatisfactory

 

Attachment and physical
condition of antennas and transmission lines

Site deterioration or
vandalism

Proper conduit attachment
- Repair or replace defective conduit attachments

Paint fading to be checked
with the In-service Aviation Orange Color Tolerance Chart

 
 

Paint Good

Paint OK

Needs Painting

Guy anchor condition and
integrity including turnbuckles, wire rope clamps and nuts and safety
cable through all turnbuckles; Inspect for sagging, rust