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Guardian

Retention Systems

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  • Home
  • Products
    • Permashield™
    • Versashield™
  • Services
    • Erosion Control
      • Bank Stabilization
      • Bridge Piers
      • Levees
      • Foundations
      • Dunes
      • Sea Walls
    • Flood Fighting
    • Construction
    • Bridge Construction
  • Portfolio
    • Engineering Studies
  • Contact Us
  • About Us
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Engineering Studies

  • Dike Scenario

  • Rail Scenario

  • Hwy Scenario

GRS erected a 250-foot-long by 32-foot-tall concrete retaining wall in just 13 Days. Precision Engineering, LLC, developed a performance study on this wall.

The US ARMY CORPS OF ENGINEERS performed a performance test for PermaShield™ sand barriers against flood conditions. Download the full study.

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Download the Study
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Guardian

Retention Systems

  • 116 Cabin Creek Drive
    Brooks, KY 40109-5298

  • (502) 379-4517

  • Home
  • Products
  • Permashield™
  • Versashield™
  • Services
  • Erosion Control
  • Bank Stabilization
  • Bridge Piers
  • Levees
  • Foundations
  • Dunes
  • Sea Walls
  • Flood Fighting
  • Construction
  • Bridge Construction
  • Portfolio
  • Engineering Studies
  • Contact Us
  • About Us

FlexiShield, FlowShield, PermaShield, VersaShield, the Shield logo, and “Protection from nature” slogan are trademarks of Guardian Retention Systems, LLC.

© 2025, Guardian Retention Systems. All Rights Reserved.

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