supporting conduit from concrete ceiling

[benmin2012]

What would be some of the methods to hang 3/8 rod from a metal deck/conrete ceiling? For hanginig 2 1/2" EMT with 4 250 copper conductors/

 

[electrofelon]

Drop in anchor or wedge anchor/coupling nut. Personally I don't like drop ins.

 

[petersonra]

Best solution is to get the concrete poured with strut channels already in it. But not much help if it is an existing situation.

 

[infinity]

We use rod hanger anchors. Drill a 3/8 hole, bang in anchor, tighten with impact gun.

 

[petersonra]

That's a neat product. Never realized something like that existed.

 

[qcroanoke]

That's a neat product. Never realized something like that existed.

Before my time.
We used lagshieds or lead anchors

 

[letgomywago]

Before my time.
We used lagshieds or lead anchors

That's scary for overhead for walls that's fine

 

[roger]

Pipe spikes

 

[viaPipeline]

Hilti HDI-P anchors. Get it set tool, too.

HDI-P Drop-in anchor - Mechanical anchors - Hilti USA

Hilti Mechanical anchors - HDI-P Drop-in anchor - High-performance tool-set short drop in anchor (carbon steel)

www.hilti.com

 

[qcroanoke]

That's scary for overhead for walls that's fine

That's what I meant. Most over head work was hung from drilled steel joists

 

[JJWalecka]

We use rod hanger anchors. Drill a 3/8 hole, bang in anchor, tighten with impact gun.

View attachment 2573542

Do you happen to have the model number?

 

[infinity]

Here's the Powers version. DeWalt and several others make them as well.

Sleeve Anchors Rod Hanger (Lok Bolt AS) 3/8 X 1-7/8

Sleeve Anchors Rod Hanger (Lok Bolt AS) 3/8 X 1-7/8

www.mutualscrew.com

 

[JJWalecka]

Here's the Powers version. DeWalt and several others make them as well.

Sleeve Anchors Rod Hanger (Lok Bolt AS) 3/8 X 1-7/8

Sleeve Anchors Rod Hanger (Lok Bolt AS) 3/8 X 1-7/8

www.mutualscrew.com

Thanks