PennDOT Approval - Bulletin 15

Maintainable Weep Hole Drains are now on PennDOT's Bulletin 15. We are pleased to announce that the...

Weep Hole In Action

The advanced drainage technology of the JET Filter prevents wall failure/movement by relieving...

Michigan DOT Publishes Jet Filter Test Results with AASHTO-APEL

Michigan DOT and Jet Filter System completed a successful 2 year product demonstration of...

MDOT Innovative Technology Demonstration

In June 2019, JET Filter System partnered with the Michigan DOT and LS Engineering in a field...

Pile Buck Interview with Jet Filter CEO David Heilman

Pile Buck: What is the purpose of the JET Filter System? Jet Filter: All earth-retaining...

Extraordinary Increases in Coastal Flooding

According to the National Oceanic and Atmospheric Administration (NOAA) a trend of increased...

Homeowners Devastated by Dam Destruction Seek Solutions

In the Mid Michigan Area, two dams collapsed, leaving many with damaged seawalls and drainage...

Cane Island Flood Control & Bank Stabilization with Weep Hole Filters

The Buffalo Bayou watershed flows through Harris & Fort Bend counties in Texas. The slow moving...

Missouri DOT Berry Rd/I-44 St. Louis

In 2015, the Missouri DOT installed Maintainable Weep Hole Filters along a pre-cast retaining wall...

Illinois DOT Retaining Wall I-90 & Lawrence Avenue Chicago IL

Like many large cities, many of Chicago's area roadways run below grade with long retaining walls...