News & Thought Leadership


Your pipeline rehabilitation challenges are more than meets the eye

January 31, 2017
Whether you’re in the oil, gas or chemical industry, your infrastructure is the heart of your company, and bringing life to infrastructure is your pipeline. But as pipeline infrastructure ages, damages such as...

Part 2 | Ensure Adhesion with Geopolymer Mortar Systems

October 12, 2016
The best way to ensure adhesion for GeoSpray in a concrete or corrugated metal pipe is to apply it to a wet surface. While it isn’t a requirement, a moist surface provides a better bond to the host substrate and...

Part 1 | Quickly, Easily Repair Large Diameter Pipes

October 10, 2016
Before a city puts a project out to bid, they do a condition assessment to confirm there is a problem with piping structure and it needs to be fixed. Milliken Infrastructure Solutions (MIS) works with contractors who do...

Composite Repairs Part 1 | What are the effects of installation pressure on composite repairs?

September 13, 2016
Composite repairs installed at operating pressure will do two things: 1. Protect the pipe from future external damage (corrosion or mechanical). 2. Reinforce hoop stress in the event of pressure spikes or continued wall...

Geopolymers Part 5 | Summarizing the Cincinnati Sewer Repair

September 08, 2016
Typical engineering inputs to systems such as the one in Cincinnati include: Diameter of the pipe Size of the pipe Depth the pipe is buried Location of the water table. What, if any, live loads are applied over the pipes...

Leak Design: How tough is your repair system?

August 30, 2016
Looking specifically into the leak design case, or potential leak design case, a new element is introduced in the standards mentioned in our latest post – mainly the “gamma” value as seen in equations...

A Conclusion: When are Composite Repairs Ideal?

August 29, 2016
Composite repairs can extend the life of a pipe experiencing cracking, but no significant testing has yet determined its effectiveness. Current standards either do not recommend or allow composite repairs on cracks that...

Geopolymers Part 4 | Manning the Sled to Ensure Consistency

August 25, 2016
While the Geospray sprayer is often attached to a sled that can be pulled through a pipe, the application process requires some human oversight. For example, the person manning the sled will watch as the Geospray...

Repair Design: Are you following the right standards?

August 23, 2016
As we mentioned in a previous blog post, it is imperative that the design of the repair is in accordance to current standards and that proper due diligence is performed to ensure all scenarios are accounted for,...

Resin: Pre-Impregnating Fabrics to Ensure Consistency & Simplicity

August 16, 2016
Epoxy systems are typically two-part systems that are mixed, stirred, and hand-applied to the fabric in the field. This technique relies on knowledgeable technicians to ensure an acceptable resin-to-fabric value....