Hanger spacing after duct size changes not checked

Treat supports as load-path work: not checking hanger spacing after duct size changes.

Verify support spacing before the run sags or stresses joints. Spacing can change with duct size, fittings, insulation, weight, or the project detail.

Hangers, Supports, Rods & Trapeze 2nd Year YELLOW

Stop if

Ask before moving anchors, changing spacing, deleting supports, drilling structure, or altering trapeze/seismic layout.

Watch out

Do not guess hanger spacing when the run or duct size changes.

Check

Check support locations
Check heavy fittings/transitions
Confirm approved hanger detail

Steps

Identify the support type and duct being carried.
Check approved detail or foreman direction.
Verify anchor/hardware and attachment point.
Focus on the actual issue: not checking hanger spacing after duct size changes.
Photograph or mark the condition if someone else needs to approve it.

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In Hanger Systems, Rods, Straps, Trapeze & Anchors, I'm looking at: Hanger spacing after duct size changes not checked. What should I verify before I cut, drill, seal, cover, move, or install?

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