concrete thickness for a garden shed

 Concrete Thickness for a Garden Shed: Why a Garden Shed

If you are reading this article right now, you want to add a Garden Shed in your garden. You want it to be efficient and beautiful.

For a standard Garden Shed, a four-channel plate is a sufficient thickness. On a 4-inch basis with compressed gravel, this concrete floor can be streamed in most areas. This includes a dig of 6 inches or more to create a plates higher plate than the surrounding soil.

The basis of concrete hedges differs in thickness, the size and weight of the walls, the soil conditions, the local environment,t and borders’ usage. A large Garden Shed for storing tractors, and equipment similar to heavy tractors require a thicker plate. On a sandy or less stable ground, a slab on healthy, firm soil may be slimmer than one.

 A slab subject to severe winters with heavy snow burdens and constant freezing and thawing should be different from one installed in a location in a cosy climate.

This article will discuss the basic ideas of the thickness of a garden shed and everything you need to know to get the right shed concrete slab in place.

 Concrete Thickness for a Garden Shed: Why a Garden Shed

Concrete Thickness for a Garden Shed

A Garden Shed, usually in the backyard or side yard of a residential house, is a little building used for storage or as a studio or office. Easy or elaborate Garden Sheds may be large or small, store-bought, or a do-it-yourselfer project.

Materials and designs often reflect leading houses, but basic prefabricated models may be placed at or on the property’s back from the building’s view.

You can use it to use a greenhouse or potting shed and lawnmower storage and yard appliances and other varied products. Garden sheds can be used for different purposes. Garden Shed can be a great choice to construct a studio or office, independently of the main building.

Precaution before pouring your slab

It is necessary to have all the required safety equipment at hand before any concrete project begins. Working with concrete will hamper the process or bring hard work out and derail. Due to the risk of permanent burns by wet concrete, you will need the following:

Gloves: Using something robust but extrusive and versatile. The waterproof gloves are 3-4 times more resistant to punching and are even more resistant to specific chemicals than those made from natural rubber. This additional punch safety is suitable for abrasive work in concrete.

Protective eyewear: It helps prevent interaction of the eyes with concrete. The look and face protection are protective devices, including spectacles, goggles, faces, or welding shields designed to guard the wearer against several dangerous conditions.

Study Boots: If you want to step onto wet asphalt, your foot and ankles should cover your whole foot and ankles. Job boots are essentially like most normal work boots for concrete. However, certain features would make your feet the perfect equipment to defend against unhealthy working conditions. Many manufacturers sell various models in this regard, which makes it confusing to select a good pair.

Required tools for a Garden Shed

There are some tools that you may have already, some you may borrow from friends, others you can rent. You may even buy some of them.

Constructing a Garden Shed  Base

Constructing a Garden Shed  Base

Building an adequate baseline in your garden building is essential, because, without the structure, issues such as walls, roof or damp will deteriorate quickly.

Following steps lead to constructing a foundation, including preparing formed materials and preparing and laying concrete (wooden frame turned into a cement pad).

Especial care is worth taking, and a little time is required to develop a solid foundation. In the years to come, this will carry advantages.

Designing the Base

Your foundation may take many forms, but the results must be primarily reliable, level and square, whatever method is used. It is advisable to use an excellent local builder if you need to create a new command. This article may, however, provide some guidance if you want to develop it yourself.

Prepare the site with the cutting down of any broken trees and covers. Allow for a minimum size about 12″(300 mm) and a minimum length of around 36″-48″ (25 mm) above the building roof. The foundation must be reliable, level, square and built to match the floor sizes for a selected structure.

Try to see how the building looks in the chosen place. Ensure that access is sufficient for the intended use. Consider the distance from the home to the nearest water and energy points etc.

Use Bearers

When you want to use a bearer, 3″ x 2″ (75mm x 50mm) bearer for the pressurised wood with a damp proof course are recommended. When you assemble your new house, you can put them straight on to your ready-made level. Carriers can lift the building completely from the foundation, prevent moisture from raising and promote air circulation. If your foundation is more significant than the floor size, we suggest its use.

Firm Sub-base

The lines can be 2′ apart, but if your house floor is divided into two parts, you must make sure you have a line where the floors meet. Buildings with floors over 8 x 7″ and up to 12′ x 8″ appear to have bases in two halves: the central support of this joint needs to be a row.

Buildings over 12″ x 8″ can be fitted with more parts of their floors, so please check how your foot is included before building your foundation.

Take away all plants from the site and carefully prepare the whole field. Place the supports with one at each end and spacing properly between them, ensuring that each support has a spirit level and a straight line.

Ensure these rows are mounted on a firm substructure and position them on a dry-mix of sand/cep. They need to be level around the entire facility to distribute the load evenly and prevent the foundation from sinking.

Level The Spirit Level

Set strings on the pins to overwrite and verify the initial dimensions. These strings are used to position the concrete shape. It is made of wood with a thickness of 1″ (25mm), and the diameter of the cement plate must be as wide as the concrete plate.

Tape, spirit, and try-square are used to set the outline exactly, nailed on the pads that are pushed into the soil and put in every corner and 2′ on the shape’s exterior shape (600mm).

The fasteners mustn’t stand over the coatings, making it very difficult to remove the concrete. Ensure that the top of the layer is thoroughly monitored and that it is level all over by a long spiritual story.

Finishing Touches

Finishing Touches

When the plate is smooth, wait until the water bleeds or drains. The mortar is about to finish until the water disappears.

Smooth it out and wait for a little while the edger sinks more than 1/8 inch and makes a groove. The cement is primed for finishing if the water disappears on the surface or if it loses its sight, or if you place your thumb on the floor and there is no imprint left.

For a cleaner finish, use a steel trowel after the float. Act like afloat, but you may have to press to draw some soup or bubble to fill the air bubble’s holes. You should take a rest until the concrete has smoothed, curved and anchors, and everything is cleaned.


The cure is the most significant aspect of a concrete structure. You can’t make sure the house would hold without it—water the surface with 5 to 7 days 2 to 3 times a day.

Wait a few days for the concrete to be poured on before installing it. Beton is healed by 50% after 24 hours, 70% after seven days. The concrete will be cured for about 28 days.

You might be interest to read also: The Concrete Thickness for a Garage

Some Important FAQs

Go through the question and answer part to understand the discussion in depth. You can understand more things by reading this session.

How deep should footings be for a Garden Shed?

We called for 3ft. of clearance on all sides for installations and 4′ for buildings 160 square feet or larger. Frost line is known as the depth at which water in the soil is expected to freeze.

Do I need a foundation for a Garden Shed?

Generally, smaller Garden Sheds of up to 8×6 do not need a foundation. Small Garden Sheds can be rested on cougar den Shed stone with either treated wood foundations or concrete foundation blocks. Large Garden Sheds will need to have robust foundations.

Is it cheaper to pour concrete yourself?

One of the least expensive ways to get concrete is to mix your own. You can buy bags of the mix from a home improvement store. Typically, you only have to add water for it to be ready to pour.  Otherwise, you risk getting a weaker concrete once it cures, which could lead to cracks or crumbles within a couple of years.

How thick should concrete be for a garden?

The minimum thickness of any concrete slab is 4 inches. However, if the concrete thickness will have heavy features added to it, you may want to thicken it to 6 or 8 inches. The concrete is typically laid on a 2-3 inch base of gravel, sand, limestone, or other aggregates.

Do you need gravel under concrete?

Whether pouring the concrete for a walkway, a strong gravel base must prevent the concrete from cracking and shifting. Gravel is essential in clay soil because it does not drain well, which results in water pooling under the concrete slab and slowly eroding the ground as it finally drains.


After the above discussion, we assume you have a clear vision of the Garden Shed thickness. Your base should generally be about the same size as the floor of your Garden Shed. 

Some people like to create a more extensive base or lay paving slabs around the outside of their hut. It also helps keep grass and weeds away from the Garden Shed walls.

We hope you have enjoyed reading through the article as well as the information. Please let us know in the comment section.