Long term when water freeze thaw have deteriorated the sand cement matrix of the concrete.
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Do spray new concrete with water.
Durability is the main problem which can reduce the strength in the long term and increase permeability.
Concrete is a mixture of water cement sand just like mortar.
Advances in chemical curing compounds virtually eliminate the need to keep the concrete wet to keep the surface from drying faster than the bottom.
Concrete has a low water to cement ratio and is a thinner consistency than mortar.
One of the most common methods for curing concrete is to hose it down frequently with water five to 10 times per day or as often as you can for the first seven.
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Concrete strength al ൯ne for an 10 thick wall with 5 10 and 2 5 clear to strength steel will only reduce the nominal moment capacity of.
Concrete is often reinforced with steel when used a structural support of a building.
Many websites say poured concrete is better than.
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Spraying water on the surface prevents the surface of the concrete slab from drying faster than the bottom.
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When the air temperature is to be above 75 degrees f in the following week after the concrete is poured unlimited concrete concepts will apply a chemical curing compound to all exterior concrete slabs.
However concrete also has gravel and other coarse aggregates that makes it stronger and more durable.
I ve narrowed it down to either poured concrete or concrete block.
I ve been researching foundation types for both new homes and room additions.
In fact for houses foundation walls and often footings are covered with a moisture barrier to help keep the concrete dry actually to help stop the migration of water from the soil through the concrete and into the house.