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 What is the moisture content for concrete slab?

Answer The moisture content for a cured concrete slab should be kept below 5 percent. The moisture content can be controlled by a vapor barrier and appropriate coarse aggregate under the concrete slab. Th... Read More »
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Top Q&A For: What is the moisture content for concrete slab

When would you use a moisture barrier or not use moisture barrier laying concrete slab?

It may not matter too much in a small shed but the plastic (usually 6 mil) will keep the moisture from migrating from the soil up through the concrete and into the building.
http://answers.yahoo.com/question/index?qid=20130410180532AAzmpww

What is concrete moisture content?

When dry cement, which is called concrete after being mixed with sand and crushed rock, comes in contact with water, the water can often wick into the cement. Dry cement often has a moisture conten... Read More »
http://www.answerbag.com/q_view/2017682

Can I Pour a Concrete Slab Over an Existing Slab?

You can pour more concrete over an existing slab if you do some preparation to the original surface. The problem with adding wet concrete to cured concrete is there will be no adhesion between the ... Read More »
http://www.ehow.com/way_6558583_can-slab-over-existing-slab_.html

How much concrete is needed to pour a 20x20 concrete slab?

Assuming the slab is three-inches thick, you need 13,320 pounds of dry concrete, or 333 40-pound bags. You can calculate the exact amount for a different depth by calculating the cubic yards of the... Read More »
http://www.answerbag.com/q_view/2240187


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