How To Build An Addition On Piers

Building an addition on piers is a great way to avoid having to dig up your entire yard and also to add some extra space to your home. It is a relatively easy project that can be completed in just a few days, as long as you have the proper supplies and knowledge. In this article, we will discuss the steps needed to build an addition on piers, as well as the benefits and drawbacks of this method.

How To Build An Addition On Piers

There are a few different ways to build an addition on piers. The most common way is to build temporary supports out of wood or metal and then construct the addition on top of those. You can also use pre-cast concrete piers, which are already reinforced and don’t need any additional support. If you’re using piers that are not made out of concrete, you will need to make sure that they are properly anchored into the ground before building your addition.

-A level surface to build on -Piers or concrete blocks -Tape measure -Hammer -Chisel -Circular saw -Drill -Plywood -Nails -Screws

  • Piers or a slab
  • Mark out the location of the addition excavate the site for the addition
  • Decide on the foundation
  • Determine the size and shape of the addition

on a blueprint -The dimensions of the addition -The height of the addition -The materials you will need -The foundation for the addition -How to build the walls of the addition


Frequently Asked Questions

How Do You Build A Pier Foundation?

To build a pier foundation, you first need to find a suitable spot for it. The ground should be stable and firm, and you should make sure there is enough room for the pier to be built. Once you’ve found a spot, you will need to excavate the area and remove any large rocks or debris. Next, you will need to pour a concrete foundation and let it dry. Once the foundation is dry, you can start building the pier. First, you will need to install the posts, then add the railing and finally the decking.

Can You Build An Addition On Concrete Piers?

Yes, you can build an addition on concrete piers. You will need to have a structural engineer design the addition and piers.

Does A Bump Out Need A Foundation?

A bump out does not need a foundation as long as the bump out is less than three feet wide and the roofing material is adequate to support the extra weight. If the bump out is wider than three feet, a foundation should be built to support the extra weight.

How High Should A Pier And Beam Foundation Be?

There is no definitive answer to this question as it depends on a variety of factors, such as the soil type, the weight of the building, and the climate. In general, a pier and beam foundation should be high enough so that the building’s weight is evenly distributed across the foundation.

Is It Cheaper To Build On Piers Or Slab?

There is no definitive answer, as the cost of building on piers or slab will vary depending on a number of factors, including the size and complexity of the project. However, in general, it is cheaper to build on piers than slab, as pier construction is typically more economical.

How Deep Should A Pier Foundation Be?

There is no definitive answer to this question as it depends on a variety of factors, such as the soil type, the weight of the structure being supported, and the climate. However, a pier foundation should be deep enough so that the weight of the structure is transferred through the soil to stable bedrock or other solid support.

Do I Need A Foundation For An Addition?

You don’t necessarily need a foundation for an addition, but it is recommended in order to ensure the stability of the structure. A foundation will also provide a level surface for the addition to be built on, which is necessary for ensuring that the new addition is properly aligned with the existing structure.


In Summary

An addition on piers is a great way to add extra living space to your home without breaking the bank. By using piers, you can avoid the cost and hassle of pouring a concrete foundation. Just make sure the piers are properly installed and that the weight of the addition is evenly distributed among them.

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