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.

Sunday, December 27, 2020

Hydrophilic Waterstops

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The term hydrophilic means “water-loving.” A good example is a sponge that absorbs water (or other polar fluid) and swells. At their mos...

Sunday, December 20, 2020

Contact David Poole for Waterstop Assistance

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Need assistance with waterstop specification or installation? I'm here to help.

Sunday, December 13, 2020

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Waterstop plays a critical role in the integrity of concrete structures. Waterstop provides a fluid-tight diaphragm when embedded in, and ru...

Wednesday, December 02, 2020

JPS on Facebook at www.facebook.com/waterstop

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Please "like" our Facebook company page at www.facebook.com/waterstop

Friday, November 20, 2020

How to Install W1/2 CalTrans Waterstop

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Installation methods for Earth Shield® Waterstop (CalTrans W1/2 part no. 701)

Sunday, November 01, 2020

Waterstop Selection Diagram

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Saturday, October 17, 2020

Preformed Plastic Adhesive Waterstop (PPAWs) and Federal Specification SS-S-210A

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Earth Shield® Type 10 Mastic Waterstop is certified for use in Federal Specification SS-S-210A. ...

Sunday, September 06, 2020

Concrete Joints and Waterstop

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Over its long lifespan, concrete is subject to physical changes in length, width, height, and volume of its mass when subjected to environme...

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About Me

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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