Ground Protection Mats Temporary nstruction Site Equipment Lawn Pad. Fast HDPEpping Ground Protection Mats. Discounts on 12 Mats. Ground Protection Mats 4x8 ft Black. They range in size from 6 to 8 feet long ways and 2 to 4 feet in width. Most are 1/2 inch thick. Depending upon their size, these weigh between 33 and 86 pounds.