Waterstop King

Waterstop has a singular purpose: To prevent the passage of fluids across and along concrete joints. This page is dedicated to all things waterstop, as used to seal joints in concrete construction. Feel free to post any comments or questions and I will answer promptly.

Monday, August 07, 2017

Stainless Steel Waterstop for High Heat Applications

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Earth Shield® Stainless Steel Waterstop can stop even the most corrosive fluids in their tracks, even at severely elevated temperatures. ...
Friday, June 02, 2017

Waterstop Physical Properties

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There are a number of physical properties you should consider when choosing the right material for your waterstop application. These incl...
Tuesday, May 09, 2017

How to Weld Plastic Waterstop

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An initial warm up time of approximately 15 minutes is required to heat up  splicing iron  to the required temperature. Preheat Iron up to ...
Monday, May 01, 2017

Save Time and Money with Shop Made Fittings

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Why the Engineer Should Specify Shop Made Fittings Shop Made Fittings are recognized and specified worldwide by major engineering firms. T...
Saturday, April 22, 2017

Utilizing Two Waterstops in Concrete Joints

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With waterstop, two is often better than one. If your concrete joint has the appropriate clearance, why not use one waterstop as your primar...
Thursday, April 20, 2017

Join New Concrete to Existing Concrete With Earth Shield Retrofit Waterstop

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Earth Shield Part No. JP325T installed in an expansion joint. Retrofit waterstop is designed to provide a fluid-tight seal between exis...
Tuesday, April 04, 2017

The Importance of NSF 61 Certification for Waterstop

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NSF/ANSI Standard 61 was developed to establish minimum requirements for the chemical contaminants and impurities that are indirectly imp...
Monday, November 28, 2016

What are Mastic Waterstops?

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Commercially available mastic waterstops are sold in rolls or strips. The profile is usually a small rectangle or trapezoidal shape, w...
Friday, November 25, 2016

Introducing JP206 Base Seal for Concrete Construction and Contraction Joints

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JP206 base seal waterstop is ideal for flat pavement jobs such as runways, large containment slabs, etc. JP206 base seal waterstop is by fa...
Friday, November 11, 2016

Earth Shield High Density Polyethylene Waterstop

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From the leading producer of waterstop products used in the concrete construction industry, J P Specialties, Inc. now add to their range ...
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About Me

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David R. Poole
Temecula, California, United States
David R. Poole is president of JP Specialties, Inc. - a company dedicated to innovation and excellence within the concrete construction industry. David serves as Secretary of American Concrete Institute (ACI) 350 Environmental Engineering Concrete Structures Subcommittee K (Hazardous Materials) and G (Tightness Testing), and also serves as an Associate Member on Subcommittee A (General and Concrete). A member of the San Diego Chapter of the Construction Specifications Institute (CSI), and a frequent public speaker, David’s accredited engineering seminars are requested nationwide by major engineering firms including Montgomery Watson Harza, CH2M Hill, Carollo Engineers, Jacobs Engineers, Camp Dresser McKee, Fluor Corp., Kellogg Brown & Root, and many others. David has also taught waterstop theory, technology, and installation to project owners, concrete accessories distributors, and contractors in the field. David has consulted on and written national CSI-format 3-part specifications for a variety of engineering firms and governmental agencies including the July 1995 U.S. Army Corps of Engineers Master Specification (CEGS 03250).
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