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What Are The Black Diamonds On A Tape Measure For. The small diamonds are typically seen at the 192-inch mark on the tape measure. They provide a quick visual and speed up the measuring process. 2082019 —–Like this content. Several wood-product manufacturers offer I-beam timbers as a substitute for solid lumber floor joists.
The diamond marks on our tape rule blades are for spacing these engineered floor joists in new construction. The small black diamonds or triangles diamonds are more commonly found on the top scale of the tape measure starting at 192 inches are for truss layouts for 8-foot sheet goods. 132015 The small black diamonds on a tape measure starting at 192 inches are for truss layouts for 8-foot sheet goods. Research into the cause of color in black diamonds is relatively recent. 3042018 The Mysterious Black Diamond Of all tape measure markings the black diamonds are the most curious. The first black diamond is at 192 and after that black diamonds appear at 384 576 768 and 96 or 8-feet.
1122017 The black diamonds are actually called truss marks also known as stud or joist marks.
The black diamonds on the tape measure represent that spacing. These diamonds appearat the 192-inch mark and allow the construction workers to make five trusses in an eight-foot space. That is one less stud for every 8-feet of wall counting the beginning and end studs. 96 inches divided by five gives 192 inches so five trusses per sheet. 1122017 The black diamonds are actually called truss marks also known as stud or joist marks. The mystery of the black diamonds on tape measures The black diamonds which appear every 19 316 on metal tape measures are for spacing I-beam timbers.