February 24, 2021

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 more
January 5, 2021

PennDOT 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 more
November 23, 2020

J-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 more
December 1, 2020

J-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 more
May 27, 2020

NCHRP 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.

Read more