Featuring the legend âCAUTION - FLOOR LOAD CAPACITY - __ LBS. PER SQUARE FOOTâ, this National Marker Company signage is designed to indicate floor load capacity at a workplace or a facility. Load capacity can be written in the blank space provided on the sign to alert workers on the maximum floor load limit that must be maintained. The caution signage has the legend printed in legible font to give more readability. The sign is UV resistant, chemical resistant and graffiti proof. It has yellow text on black base and black text on yellow base. The rectangular caution sign complies with OSHA standards and has NMC Sign Muscle coating to protect the text against fading, scratches, scuffing, mold, and moisture.