Types of Masonry Foundations

Posted on Apr 17 2018 - 8:25pm

Construction workers fixing the building's foundationThe foundation is an essential part of your building. It, after all, holds your whole structure and hence careful consideration of the materials used is vital. Masonry foundation may comprise brick or concrete block units.

It is cost-effective, durable and strong. You will however only reap these benefits of your foundation if an expert masonry contractor in Fresno lays it. There are different types of foundation depending on your soil type and weight of your structure.

Here are the various masonry foundations you can have for your construction.

Strip Foundations

This type of foundation is directly below load bearing walls. Strip foundations are ideal in areas with good soil material. They are noticeably wide at the bottom, with the width decreasing gradually up to a particular level.

This helps in uniform weight distribution over a large area, which prevents damage and cracks in your foundation along the edges.

Individual or Isolated Footing Foundation

Also called a pad foundation, this is for one column. The shape of the footing is either rectangle, circular or square. The size of the footing depends on the safe bearing capacity of the ground you are constructing on and the weight of your columns.

Combined Footing Foundations

These are good for when more than two columns have isolated footings that overlap and are close enough. A combined footing foundation is a mixture of isolated footings with different structural designs. Combined footing foundations are rectangular and used to carry structural loads on columns.

Raft foundations are distributed across your whole construction area and bear heavy structural loads from walls and columns. They are suitable for very high walls and columns and prevent differential settlement of isolated footings.

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Raft foundations are however not used if the groundwater is above the soil bearing surface since the foundation might liquefy or scour.