Tag Archives: Bridge Structure Inspections

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Figure 7‐3 Crane with an outrigger truss. The diagonal members are part of the truss that supports the platform, bridge machinery, and festoon track.
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Bridge Structure Inspections

  Item Description Points of Interest for Inspection 1 Trolley rail bolted splices. Loose and missing splice bolts, check for improper hardware.  Joint bar bolts have straight shanks to the head and are made per ASTM A449.  Nuts are per A563 grade B.   A325 bolts and nuts may also be used.  Check/tighten splice bolts every 3 months.  Fasteners should include a helical spring l...
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