These marks are for laying out 5 engineered flooring trusses per 8 feet, like those wooden i beams.
Get What Are The Marks On A Tape Measure
Pics. On a standard tape measure, the biggest marking is the inch mark (which generally has the biggest number, if it has them). You will see a foot designation marked every 12 inches (sometimes in a box as in the picture, or sometimes the number will be shown in red).
How To Properly Read A Tape Measure The Easy Way ... from researchcore.org
The metal end of your tape measure is lose and this is no accident. Most tape measures of 25′ in length or more will include these marks. And many also show line markings for down to 1/32 of an inch.
Ec levels of accuracy (class 1 or class 2) state that a tape's blade is accurate to that particular standard at a temperature of 20°c at a pulling force of 50n (newtons).
A tape measure is a roll of metal tape with measurement markings on and is used for measuring. As well as the 16 marks, notice a black diamond mark every 19.2 inches, also called the black truss mark. The black numbers are inches and the red numbers are feet. As the increments decrease, so does the length of the mark.
