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Water Sealing Blog - Tag: Polyurethane
Bridge Rehab
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 t... Read More
Category: Company Information
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hyperflex grout injection polyurethane concrete repair
On Site Training
If you are interested in learning how to polyurethane grout, our parent company, Sub-Technical, Inc. can provide on site training.
... Read More
Category: Company Information
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grout training jobsite polyurethane injection
Tunnel Boring and Grouting
The entrance of a tunnel being created by a tunnel boring machine can be as fascinating as the TBM itself. Countless systems are being fed and networked to workers miles away. That intricacy doesn’t just stop there. Even a seemingly simple task like routine maintenance ca... Read More
Category: Company Information
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Polyurethane Injection Grout TBM ground consolidation stabilization water control
Leaking Valve Sealed with Grout
A municipality needed to seal off a leaking water main valve in order to decommission the system. They decided injecting polyurethane grout into the valve would be their best option in this situation. Although this is not a common application, it will provide the desired outcom... Read More
Category: Company Information
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leaking water valve decommission body polyurethane grout
Curtain Grouting with Lances
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
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curtain grounting polyurethane infiltration sewage treatment
Concrete Segment Polyurethane Injection
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
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TBM Segment Concrete Injection Seal leak Tunnel Grouting Polyurethane
Tunnel Grouting after a TBM
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
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
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steel polyurethane injection sheet pile water control
Shrinking Concrete
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
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shrinking concrete back-flow repair hyperflex polyurethane grout
14 Year Old Grout Still Impresses
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
SealGuard Inc. Obtains ISO 9001:2015
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
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polyurethane grout ground control water
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