What to Know When Ordering Ready Mix Concrete

When it comes to ordering concrete, many people don’t know what to look for or ask their ready mix provider. What is Ready Mixed Concrete? In the simplest terms, concrete is a mixture of cement, water and aggregate (usually sand and gravel or crushed stone). It’s actually a common misconception that concrete and cement are […]

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concrete admixtures des moines iowa

What are Concrete Admixtures?

The basic ingredient in concrete is portland cement, which is mixed with water, and aggregates (sand, gravel, limestone). Admixtures are natural or manufactured chemicals that are added to concrete before or during mixing. The most often used chemical admixtures are air-entraining admixtures, water reducers, retarders and accelerators:   Common Concrete Admixtures and Their Benefits Admixtures […]

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The Cold Facts About Winter Concrete

What Causes Concrete Flatwork Damage? Freeze/thaw cycles during cold months are the most common cause of damage to the surface of concrete flatwork. Concrete is a porous material that will absorb moisture at the surface. When the absorbed moisture freezes, in exerts a tremendous expansive force, which weakens the surface and sometimes leads to scaling. […]

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Concrete Popouts

Concrete Popouts – Causes and Prevention Tips

In Central Iowa, concrete popouts are unfortunately an inevitable occurrence when it comes to concrete. They can be caused by a variety of environmental and aggregate reasons, but there are several things you can do in order to prevent and protect against concrete popouts. What is a popout? Popouts are blemishes in the concrete surface […]

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Scaling Basics

Every spring, we experienced a number of call-backs from owners complaining about scaled surfaces on exterior, slabs-on-grade (mainly driveways). In fact, this problem is common among ready mix producers in the Des Moines area, Iowa, and the entire Midwest. This is disappointing to us at Liberty Ready Mix, and eliminating scaling has become a top […]

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