Laying paving slabs

Posted by Bob Bulmer on Wed 16th July 2008 at 12:34 PM, Filed in Construction

We’re going to be looking at different materials that can be used for paths and driveways. Things like amount of wear, appearance and cost are factors that we will be considering.

It goes without saying really, that the cheapest materials are usually the quickest and easiest to lay. Also, when budgeting consider other costs such as mortar, hardcore, or sand - plus any equipment you might need like a plate vibrator.

Our first look is at laying paving slabs.

These usually come in a variety of sizes in pre cast concrete. Many shapes are available but usually you can get hold of rectangular, square and even circular.

The strongest are hydraulically pressed and should always be considered when laying a driveway. Surfaces can be a variety of smooth or patterned designs and colours but most often they come in grey, beige or red.

The sub base for a driveway needs to be at least 4 inches (100mm) of compacted hardcore covered by 5 inches (125mm) of concrete.

The sub base for a path should include 4 inches (100mm) of hardcore.

Advantages and Disadvantages of laying paving slabs

• Pretty quick and easy to lay.

• Difficult to lay in anything but straight edges.

• Not the most exciting of materials - can look bland.

• Difficult to lay on sloping or irregular sites.

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