Inspektion ziviler Infrastruktur 19 Punkte
Cantilever Mast Arm Traffic Signal Structure Inspection
Diese Checkliste ist auf Englisch.
Structural and fatigue inspection of cantilever mast arm poles supporting traffic signals and luminaires, emphasizing arm-to-pole connections and anchor systems.
AASHTO LTS SpecificationMUTCDFHWA Sign and Signal Structures
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Pole Identification
- Structure/pole ID *
- Date of inspection *
- Mast arm length (feet)
- Is a lift/bucket truck required to reach the arm connection?
Foundation & Anchor Bolts
- Are anchor bolts free of cracking, corrosion, or missing/loose nuts? *
- Are double-nut leveling connections properly gapped and torqued? *
- Is the foundation free of cracking, settlement, or exposed reinforcement? *
- Is the base plate-to-pole weld free of visible cracks? *
Arm-to-Pole Connection
- Is the mast-arm-to-pole flange/gusset connection free of weld cracking? *
- Are connection bolts tight with no signs of slip, elongation, or missing hardware? *
- Is the arm free of excessive vertical deflection or drooping beyond tolerance?
- Is a handhole cover present and its reinforcement weld crack-free?
Pole, Attachments & Electrical
- Is the pole free of dents, buckling, corrosion perforation, or impact damage? *
- Are signal heads, backplates, and luminaires securely mounted? *
- Is wiring properly grounded with intact conduit and no exposed conductors?
- Is the pole cap/top plate sealed to prevent water intrusion?
Rating & Actions
- Condition rating (0-9)
- Are critical structural deficiencies present? *
- Findings and recommended actions
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