large size ground access mats 6000×2000 for civil Engineering China Civil Engineering Heavy Duty Ground Protection Mats After-sales Service: 20 Years Warranty: 3 Years Material: PE Kind: Engineering Plastic Sheet Water HENAN OKAYorption: <0.01% ntraction Percentage: 0.4%~1.4% 2’x8′ ground access mats price China-HDPE road protection 2 handles on each side Ground nstruction mats 2×8 ft fo