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Vol. 3 No. 6 - December/January 2004

3 Tests for Measuring Concrete Moisture Content

Measuring moisture in concrete tipsThree easy test that can help monitor the amount of moisture remaining in a slab of concrete.

By Peter Golter
January 11, 2004
How to Use Concrete Sealers

How to use a concrete sealer and make sure it is the right sealer for the concrete job.Concrete is porous and it needs to breathe to let moisture escape. When applied at the manufacturer’s recommended rate, most concrete sealers will remain breathable. However, a blushing problem can occur when sealers are over-applied or reapplied too often. Blushing is a white film that forms when moisture is trapped between the concrete and the sealer.

By Jeff Patterson
December 4, 2003
Light Weight and Strong Concrete

Concrete that is light weight but just as strong as regular concrete. Designed for deep fill where design contraints limit the amount of dead load that can be added.Ardex high-tech flooring solution, LT-65 Lite-Tech, is engineered with the strength of portland cement yet weighs only 65 pounds per cubic foot -- less than half the weight of normal concrete.

December 5, 2003
The Smart Chair to Hold Rebar in It's Place Prior to Concrete Pour

Plastic holders for rebar that will hold rebar up before and during a concrete pour. Smart Chairs were designed by contractors for contractors. Constructed with recycled high-strength polypropylene plastic, the chairs are designed to support steel, eliminate wire ties and stop steel displacement.

December 7, 2003
Adding Color and Texture to Concrete Skateparks

Skate board rider using a large concrete tube in an Oregon, skate park. Concrete has been colored and textured.Airspeed Skateparks’ work was featured on the cover of last year’s World of Concrete issue. Since that time they have started incorporating both color and texture into their work, and decorative concrete has become a valuable extension of their skate park design services.

December 2, 2003
Manufacturer Profile: How Colormaker Floors does Concrete

Man in white hard hat measuring pigment to add to a concrete mix.Products and training from Colormaker will help you turn an ordinary floor into an artistic creation.

By David Thompson
December 9, 2003
The Institute for American Craftsmanship

Peeling up a stencil of a company logo on concrete.A new training school in Oregon joins others around the country in promoting excellence in the trades.

By Rosemary Camozzi
December 1, 2003
A Concrete Contractor Who Has Taught the Basics of Concrete Around the World

A concrete highway wall just outside of Cairo. This was the contractor's first concrete staining job (with instructions from Archambault over the phone).From Cairo to Seoul, this contractor has taught the basics of concrete around the world. Michael Archambault was more than a casual contender. Back in the '70s, before he was 25 years old, the sassy lad who grew up in San Diego had Houston by its concrete tail. He not only owned a Patterned Concrete Industries franchise but eventually bought out the mother company and served as president.

By Stacey Enesey Klemenc
December 16, 2003
Resolving Moisture Problems in Concrete

What is white stuff coming out of my concrete.Don't let moisture problems put a wet blanket on your concrete work. Here are some solutions.

By Christina Camara
December 17, 2003
Concrete Release Agents: Liquid or Powder?

Beautifuly finished concrete driveway with the use of colored liquid release used during the concrete stamping process.While both liquid and powder release agents separate stamp from concrete, only the powders come with color. Liquid release agents are usually clear. If you want to tint with them, you have to add the pigment yourself.

By John Strieder
December 17, 2003
Health with Safety Precautions While Working with Dry Portland Cement

Protect yourself when working with concrete related products such as color hardener, concrete sealers, concrete pigments, silica dust.Masks, gloves and goggles protect your body from the damaging effects of concrete dust and chemicals used in beautifying concrete.

By Bruce Hackett
December 19, 2003
Black Concrete is Black... Or is it?

Is black concrete really black? How do I make black concrete really black?Does black pigment really affect air entrainment? It all depends on what type you are using.

Black is widely used in the concrete industry. It can be mixed to darken other pigments, and it can be used alone to make light grays, dark grays or straight black.

By David Thompson
January 3, 2004
Tips and Techniques for Stamping Concrete Overlays

Stamped overlays are a versatile solution for many flooring needs. Experts share their tips for success.

By Susan Brimo-Cox
January 6, 2004
Creating Unique Concrete Form Liners

With the concrete form removed the silhouettes of skate boarders can be seen in the pink foam.From skate parks to highway barriers, concrete walls are taking on a new look. Rather than monstrous monoliths of flat concrete looming on the horizon, extraordinary three-dimensional creations are popping up in cities and suburbs, along highways and beaches, next to mountains and in deserts — as one-of-a-kind works of art.

By Stacey Enesey Klemenc
January 8, 2004
Adding Integral Color to Concrete on the Job Site

Integrally colored concrete with an impurity makes an unattractive slab.Achieving color consistency requires careful planning and attention. Here are some tips.

By Gail Elber
December 2, 2003