Jet Filter Blog

PennDOT Approval - Bulletin 15

Maintainable Weep Hole Drains are now on PennDOT's Bulletin 15. We are pleased to announce that the Pennsylvania Department of Transportation has approved JET Filter's Maintainable Weep Hole Drains...

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Weep Hole In Action

The advanced drainage technology of the JET Filter prevents wall failure/movement by relieving water pressure and allowing drainage while saving time & money on extensive repairs. You can see an...

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Michigan DOT Publishes Jet Filter Test Results with AASHTO-APEL

Michigan DOT and Jet Filter System completed a successful 2 year product demonstration of Maintainable Weep Hole Filters. These results are now published on the AASHTO Product Evaluation List under ...

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MDOT Innovative Technology Demonstration

In June 2019, JET Filter System partnered with the Michigan DOT and LS Engineering in a field demonstration program of maintainable weep hole filters. The units were installed in a box culvert under ...

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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 structures require a way to drain hydrostatic pressure off the back of a wall and provide soil...

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Extraordinary Increases in Coastal Flooding

According to the National Oceanic and Atmospheric Administration (NOAA) a trend of increased coastal flooding will continue to worsen as the climate crisis escalates. "High tide flooding is becoming...

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Homeowners Devastated by Dam Destruction Seek Solutions

In the Mid Michigan Area, two dams collapsed, leaving many with damaged seawalls and drainage problems. Jet Filter is working to find solutions for these 6,500 homeowners. 

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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 Buffalo Bayou River has been a major source of flooding in the Houston area. During Hurricane Harvey,...

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Missouri DOT Berry Rd/I-44 St. Louis

In 2015, the Missouri DOT installed Maintainable Weep Hole Filters along a pre-cast retaining wall which ran along the exit ramp from I-44 at Berry St. The enormous wall held up the express way. The...

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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 along the expressway and at entrance and exit ramps. 

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