SealGuard Inc Polyurethane Grout

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Water Sealing Blog

Bridge Rehab

By Chris on 09-30-2021

Although structurally sound, this bridge had some hairline cracks that would continually drop water onto traffic below.  By inserting mechanical packers alongside the fractures and injecting polyurethane grout, the seepage was able to be stopped.  The polyurethane grout used in this application was Hyperflex, a single component, moisture activated material that is NSF 61 approved for contact with potable water.  Hyperflex is manufactured by SealGuard, Inc., and the instillation was performed by grouting contractor Sub-Technical, Inc.


On Site Training

By Chris on 08-10-2021

If you are interested in learning how to polyurethane grout, our parent company, Sub-Technical, Inc. can provide on site... Read More

TBM Launch Pit Injection

By Chris on 01-28-2021

Grouting contractor Sub-Technical, Inc. injects SealGuard II into a launch pit for a tunnel boring machine to stop water... Read More

Tunnel Boring and Grouting

By Chris on 10-22-2020

The entrance of a tunnel being created by a tunnel boring machine can be as fascinating as the TBM itself.  Countle... Read More