Do not let a seismic brace use another trade pipe, conduit, or cable tray as a bumper.
Check
Identify the other trade line and its risk level.
Look for hard contact, rub marks, or pipe deflection.
Check whether the brace can pivot on the duct clamp.
Keep required clearance per approved coordination/detail.
Notify foreman before altering seismic layout.
Steps
Identify the other trade line and its risk level.
Look for hard contact, rub marks, or pipe deflection.
Check whether the brace can pivot on the duct clamp.
Keep required clearance per approved coordination/detail.
Notify foreman before altering seismic layout.
Say this to your foreman
Our rigid seismic brace at [location] is hard against [other trade line]. I stopped tightening it. Do you want the brace angle/anchor revised and the other trade notified?