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Cracks in Concrete Buildings

Thermal changes and ground settlement are some of the reasons concrete surfaces crack. This is inevitable with all types of concrete and concrete surfaces, ranging from smooth and split-face concrete block to poured-in-place, precast, and tilt-up walls.

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Overlay of Existing Sealants

Overlay: When Is It Appropriate?

Leaving existing joint sealant in place and installing an overlay of new sealant can be an option if the conditions allow. While this could be considered a cost saving technique, the majority of existing conditions would not be acceptable for this technique. While it would save the installer time, in addition to material, by not removing the existing sealant, it mostly results in improper joint design and extremely premature failing of system.

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Initial Rate of Absorption in Masonry


Masonry mortar must bond well to the masonry units in the wall. Brick absorption, including initial rate of absorption (IRA), is an important property affecting the bond. IRA also is a property for which a standard test method exists.

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J.S. Goray Inc Completes Project At OSHA

J.S. Goray Inc Completes Sealant Replacement on OSHA Directorate of Training and Education

At J.S. Goray Inc, we pride ourselves in our attention to detail for workplace safety. Our firm has been active in the Associated Builders and Contractors’ Safety Training Evaluation Process (STEP) for over two decades; and has received multiple Platinum and Diamond level awards.

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What Is The Right Price?

The Right Price

The pricing of building restoration work is more of an art than a science. An accurate estimate and proposal  is critical to both the contractor and owner. Under bidding of projects will result in a very low Bid - Hit ratio. This would seem to work to the owners advantage but unfortunately the opposite result is more likely.

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Unique Sealant Failures

It's not every day that we see both an adhesive and cohesive sealant failure at the same location:

Improper joint design, poor material mixing, incorrect sealant selection, sub-par preparation; all leading causes of premature joint failure. The example shown below is a very uncommon example of joint failure.

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J.S. Goray Inc. Earns Another EIC Award!

J.S. Goray Inc. Earns Another EIC Award!

Excellence in Construction Award 2016

J.S. Goray Inc. recently returned from the Associated Builder and Contractors Illinois (ABC-IL) Members Awards Ceremony with another Excellence in Construction (EIC) Award. The Excellence in Construction Award is the top award given out by ABC in the Awards of Excellence Program.

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J.S. Goray Inc.

951 N. Old Rand Rd., Suite 112

Wauconda, IL 60084

(800) 516-3074