Lean Manufacturing in Precast Concrete

Virginia DOT recently approved the J-J Hooks MASH TL3 tested 12 foot free-standing temporary precast concrete safety barrier. J-J Hooks is now approved in Virginia for both MASH free-standing and restrained applications (bolted/pinned). This approval brings the total number of states allowing the use of J-J Hooks MASH temporary barrier to 35. MASH (Manual for Assessing Safety Hardware) standards are the new federal guideline to improve safety of highway products.
South Carolina DOT recently approved the J-J Hooks MASH TL3 tested free-standing and pinned temporary precast concrete safety barrier. This approval brings the total number of states allowing the use of J-J Hooks MASH temporary barrier to thirty-four.