Static field route #603

What do I do when not checking bolt holes line up before lifting duct?

Rectangular Duct Assembly: TDC / Ductmate / FlangesPolished core starter — connector/detail check

Bring the flange together evenly: not checking bolt holes line up before lifting duct. Start hardware in a balanced way and do not twist the flange or crush the gasket.

Open in Field Rescue Open category

Field checklist

Check duct size and piece mark
Verify rail length and hole alignment
Confirm the corner fit before lifting

Ask foreman

In Rectangular Duct Assembly: TDC / Ductmate / Flanges, I’m looking at: What do I do when not checking bolt holes line up before lifting duct? What should I verify before I cut, drill, seal, cover, move, or install?

Do not

Do not cut, slot, or force rail/hole alignment without approval.

Why it matters

Project specs/submittals, manufacturer connector instructions, shop standard, foreman direction, and approved flange detail.

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