SealGuard Inc Polyurethane Grout

Sort by Category:

Company Information

Company Information

Rescuing a Turn of the Century Culvert under a New York Rail Line

By Eric on 11-21-2019

As winter approaches, a heavy rain event proved to be “the straw which broke the camel’s back” for this turn of the century block and brick-built tunnel. Heavy rains recently caused the loosening and partial collapse of the structure internally. Constructed of four row... Read More

Category:  Company Information
Tags:   rail culvert tunnel repair sinkhole collapse 


Curtain Grouting with Lances

By Chris on 11-05-2019

In many situations, controlling water infiltration from inside the structure is not an option.  These concrete waste tanks were allowing groundwater to enter, creating a substantial expense for the treatment plant.  The solution was to curtain grout the exterior walls of the stru... Read More

Category:  Company Information
Tags:   curtain grounting polyurethane infiltration sewage treatment 


Concrete Segment Polyurethane Injection

By Chris on 09-24-2019

Leaking concrete segments are injected with polyurethane grout in a tunnel that was created by a tunnel boring machine. The grout used was Hyperflex, which is injected as a liquid. The liquid material reacts with moisture and creates a hydrophobic foam to stop the infiltration. ... Read More

Category:  Company Information
Tags:   TBM Segment Concrete Injection Seal leak Tunnel Grouting Polyurethane 


Tunnel Grouting after a TBM

By Chris on 08-27-2019

Tunnel boring with a TBM creates many opportunities for polyurethane grouting. For instance, the tail seal brushes of a tunnel boring machine are coated with grease to act as a water barrier, as ground water needs to be kept in the front of the machine. Over time the brushes wear out an... Read More

Category:  Company Information
Tags:   Tunnel water control. TBM  Boring Machine Polyurethane Grout Concrete 


Injection Into Steel

By Chris on 08-22-2019

Injecting polyurethane grout into steel is not as common as concrete injection, however it can still yield great results. The biggest difference being an injection port instead of a traditional packer. This port was created by first welding a threaded coupler near the leaking area. A magne... Read More

Category:  Company Information
Tags:   steel polyurethane injection sheet pile water control 


A Unique Grouting Setup

By Chris on 02-06-2019

Parent company Sub-Technical, Inc was called in to reinforce a SealGuard customer on a grouting job that became too overwhelming.  Upon arrival, Sub-Technical employees couldn’t help but notice their pumping setup.  After 20 plus years of polyurethane grouting experience, t... Read More

Category:  Company Information
Tags:   Hyperflex Chemical Grout Pump Airless Paint Sprayer  


Shrinking Concrete

By Chris on 11-02-2018

Concrete shrinks.  In this instance, it was allowing an unwanted transfer of water.  When constructed, this corrugated HDPE pipe was encased in concrete to limit erosion and to ensure that no back-flow could occur.  A back-flow valve was also placed inside the pipe.  Ho... Read More

Category:  Company Information
Tags:   shrinking concrete back-flow repair hyperflex polyurethane grout 


Retaining Pond Standpipe

By Chris on 10-10-2018

Mine discharge was infiltrating an overflow flow pipe located in a retention pond.  The continuous flow of the contaminated water was causing environmental concerns at the exit location.  Using the polyurethane grout Hyperflex, grouting contractor Sub-Technical was able to stop t... Read More

Category:  Company Information
Tags:   AMD Retention Pond Overflow Pipe Repair Infiltration 


Limestone Pit Water Control

By Chris on 06-21-2018

Parent company, Sub-Technical, Inc demonstrates the ability of SealGuard II being able to stop large inflows of water. ... Read More

Category:  Company Information
Tags:   Limestone Pit water Control 


14 Year Old Grout Still Impresses

By Chris on 03-05-2018

SealGuard, Inc., manufacturer of SealGuard II polyurethane grout, recently received an interesting call from a customer. The customer stated that he found a SealGuard II starter kit in their warehouse with a date of 2004 marked on the box. Apparently, the employee who purchased it origi... Read More

Category:  Company Information
Tags:   water control polyurethane grout injection 


Mining: Water, Ground, and Gas Control Challenges

By Chris on 01-29-2018

Mining encompasses many challenges for ground, water, and gas control. However, injection of polyurethane grout can provide a permanent fix. Grouting contractor Sub-Technical, Inc. has been providing solutions for over 25 years. Emergency roof control, massive inundations of water, and ... Read More

Category:  Company Information
Tags:   Mine Roof Control Water  ventilation Seals High Pressure Grouting Coal  


Leaking Sandbags Sealed

By Chris on 10-19-2017

During a recent bridge replacement, sandbags were used to create a dry work area in the middle of a river.  However, the sandbags could not created a water tight seal.  SealGuard's parent company, Sub-Technical Inc. was called to control the water.  After SealGuard II... Read More

Category:  Company Information
Tags:   SealGuard Sandbag bridge replacement Sub-Technical leaking sandbags coffer dam 


SealGuard Inc. Obtains ISO 9001:2015

By Chris on 09-19-2017

ISO 9001:2015 Certification Earned By SealGuard Inc. (Pittsburgh, PA) SRI Quality System Registrar is pleased to announce that it has recently awarded an ISO 9001:2015 Management System certificate to SealGuard Inc., located in Gibsonia, Pennsylvania, for the manufacture and distri... Read More

Category:  Company Information
Tags:   polyurethane grout ground control water 


Broken Sewer Lateral

By Chris on 06-15-2017

After a recent pipe lining, a sewer camera discovered that a lateral was leaking groundwater perfusly.  After excavation, it was discovered that a 3" section of the pipe was missing at the connection.  One set of SealGuard II fixed the problem and saved the township from ... Read More

Category:  Company Information
Tags:   Sewer Lateral Repair 


HyperFlex Fixes Serious Leak in Partial Natural Swimming Pool

By Bill on 06-10-2014

SealGuard was approached by the general manager of a 3,500 acre game preserve in the center of Texas to provide technical assistance and material to fix a large partially natural swimming pool. It was suffering from both heavy outflow when full and heavy inflow of dirty groundwater during ... Read More

Category:  Company Information
Tags:   HyperFlex Leak Swimming Pool 


HyperFlex Used to Fix Underwater Leak

By Bill on 01-26-2012

A new SealGuard customer, a private university in South Carolina, recently used HyperFlex to fix a cracked and leaking concrete pond and fountain. As the water feature was a half-acre in size, draining the pond was not an option. What had happened was that natural ground movement had ... Read More

Category:  Company Information
Tags:   Fix Underwater Leak 


Back to blog