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Macombie steel joists

Caiside

Structural
Dec 3, 2024
1
Hello,

During an investigation, I came across a Macombie steel joist with the designation of 8-24P. It is 24 inches deep with 5/8" diagonal bar and a 5" wide bottom chord. Can anyone determine the load rating on this vintage 1961-63 joist? Thanks!
 

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Perhaps the manufacturer is Macomber? Search the site - there are a number of posts.
 

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