What Does The Black Diamond On A Measuring Tape Mean

Diamonds in the sky.

My understanding is that the black diamond at 19 2 is mainly because although you would place pine joists at 12 of 16 for floors you are permitted by code to place p lam manufactured laminate joists farther apart and still be structurally equal to pine joists at 16 o c. The black diamonds as they re commonly called sometimes shown as black circles instead are actually stud or joist marks. The first black diamond is at 19 2 and after that black diamonds appear at 38 4 57 6 76 8 and 96 or 8 feet. Image by josé manuel de laá from pixabay.

Much as the 16 inch mark stands out for contractors looking to fasten drywall to the studs the black diamond represents the 19 2 inch spacing traditionally assigned to roof trusses. So putting a diamond at 19 2 to allow quick layout. That fractional measurement is based on supporting an 8 foot plywood panel with five evenly spaced trusses. The black diamonds are.

The small diamonds are typically seen at the 19 2 inch mark on the tape measure. The numbers that were mentioned above also come into play here. The black diamond is meant to signify the center area between studs in a home or building. It stands to reason those who make money for building will need tape measures that are a little more in depth than those of us who just get them out to check our height.

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The real reason behind those diamond shapes on. That is one less stud for every 8 feet of wall counting the beginning and end studs. The first black diamond is at 19 2 and after that black diamonds appear at 38 4 57 6 76 8 and 96 or 8 feet. The significance is not lost on us.

Mystery tape measure markings here s where the black diamonds come in. The black diamonds on the tape measure represent that spacing. The black diamonds give you the assistance that you need with your floor trusses. The black diamonds on the tape measure represent that spacing.