Press Releases
MASH TL3 compliant J-J Hooks Barrier gains California Department of Transportation Approval.
On February 18th, The California Department of Transportation (Caltrans) gave full approval for MASH* tested J-J Hooks portable concrete barrier in two lengths (12.5 and 20-foot), for all widely used applications, including free-standing, pinned for asphalt surfaces, bolted for concrete surfaces, and bridge decks. The multi-functional F-Shape barrier design allows contractors to utilize the same product for all applications, eliminating the need for specialized inventory.
Read morePennDOT Approves J-J Hooks MASH Barrier for Bridge Applications
In late 2020, PennDOT approved J-J Hooks MASH TL3 temporary barrier for bolted applications on bridges and structures. The tested deflections, when bolted to concrete, were 5.9-inches. J-J Hooks is now approved as an alternate to PennDot’s standard drawing BC-719M, structure-mounted temporary concrete barrier.
Read moreJ-J Hooks barrier network grows in Florida
Easi-Set announced the expansion of one of its current J-J Hooks licensed producers into an established market area. After the successful launch of Mack Industries J-J Hooks highway safety barrier production in their Michigan based precast concrete plants last year, they have added an additional license for their facility in Florida.
Read moreJ-J Hooks goes big in West Virginia
J-J Hooks licensed producer Eastern Vault Company, Princeton, WV has started producing over 10 miles (53,000 LF) of MASH-rated precast concrete highway safety barrier for a major West Virginia road project.
Read moreNCHRP Transportation Research Board Report - Synthesis of the Performance of Portable Concrete Barrier Systems
TRB report on Precast Concrete Barrier systems extolls the benefits of J-J Hooks MASH barrier connections.
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