Floor Slab Mix

Being able to make the correct concrete mix and knowing how to mix mortar are essential skills for any ardent diy er.

Floor slab mix.

The thickness of the garage floor slab depends on many factors such as types of loads coming upon the slab climatic condition design mix of the concrete and span of the concrete. Very little water is used creating a thick mixture with little shrinkage after application. Always mix ingredients by volume using separate buckets or similar containers of the same size for cement and aggregate. However no matter how basic or complex the floor is the construction method is similar and includes.

Preparing the sub grade and sub base placing the reinforcement and concrete and finishing and curing the slab. Depending upon the type load coming upon the slab the thickness is varied. The ideal mix for laying a concrete floor is 1 part ordinary portland cement 1 part building sand and 3 parts aggregate. Floor slabs can range from a simple residential basement slab to a heavy duty industrial floor.

Concrete is used in many places around the home for laying a firm sub floor or a base for paving whilst mortar is the most important bit in any wall. The strength of this mix ratio is good for most concrete slabs footings steps and foundation walls. One of the best concrete mix ratios is 1 part cement 3 parts sand and 3 parts aggregate this will produce approximately a 3000 psi concrete mix. To prepare the base cut the ground level to the proper depth to allow for the slab thickness.

All in aggregate is a mixture of sharp sand and 20mm 3 4in aggregate. Deck mud also known as floor mud or dry pack mortar is a simple mixture of sand portland cement and water. Both mortar and concrete is made with a mix. Five to six inches is recommended if the concrete will receive occasional heavy loads such as motor homes or garbage trucks.

Standard concrete floor slab thickness in residential construction is 4 inches. Use our concrete slabs calculator or estimator as a guide for how much concrete mix you need for your project. Mix them by folding the materials from the bottom of the wheelbarrow to the top of the material pile. Concrete and mortar mix ratios vary depending on the project you are working on.