Block Paving in Welwyn

Your contractor should have access to your driveway and a power source. If they have these things, you don’t need to be there while they’re working on your driveway. However, it’s worth being around if you can so you can clarify details and answer any questions.

One thing you should know about block paving a drive is that it can be very expensive depending on a number of factors such as the materials to be incorporated, block paving pattern, labour cost as well as the size of the drive in question. However, before you get started it’s always a good idea to obtain multiple quotes to compare the prices and select the most reasonable quote. Here, we’ve provided a breakdown of the block paving cost to ensure that you’ll not get ripped off.

There are three main types of block paving which includes clay blocks, concrete blocks as well as natural stone. If you were to go for complex block paving patterns and extras such as drainage solutions and edging, you may have to pay a significantly higher price. The size of your drive is also a major determinant of your block paving cost. What’s more? The materials you need as well as the contractors you select will all play a key role in the final cost of block paving your drive.

The material cost for the three types of block paving includes: Clay block £70 to £100 per m2, concrete blocks £20 to £60 per m2 and natural stone £50 to £105 per m2. To calculate your total material cost, you’ll need to determine the size of your drive.

The cost of labour for installing block paving is usually within the range of £50 to £100 per square metre. In certain cases, you may also have some waste removal needs. If you’re going to hire a specialist that’ll take a day or two of labour to get the job done, it’ll cost about £150 to £200 per day.

Other additional block paving costs include: hardcore £300, blocks and edgings £1,700, sharp sand £250. kiln-dried sand £250 and skip hire £500.

The most commonly used driveway surfacing materials are gravel, asphalt, concrete and paving - which can be block, slabbed or patten imprinted. Take a look at our product information pages to help you decide which one to use and which one will look best for your driveway.

How To Lay Block Paving

Do you wish to know how to install block paving? We’ve got you covered! Here, you’ll find a useful step by step guide that’ll provide you with all the necessary information to lay a wide range of block paving products available in the market today. You must, however, note that the installation of block paving can be a tricky affair and should not be attempted unless you have undergone a proper training or have a good experience in the field. If otherwise, we’d advise you to leave the task for a reliable block laying professional to guarantee the best results and also avoid making costly mistakes.

lDesign

• Draw up a design to perfectly suits your needs.

• Decide on the type of block as well as colour.

lExcavation

• Use a mini excavator or a JCB ( depending on the size of the job) to excavate the driveway.

• Identify and mark out the area to be excavated.

• Dug out the area until you reach a suitable level

• Ensure that the proposed finish level is 150mm underneath the damp proof course in any of the adjoining building’s brick.

lEdge Restraints

• Build a 100mm depth-thick concrete foundation with the help of a concrete mixer, 1 part cement and 6 parts ballast.

• Position the kerb unit on top of the level with a string line and spirit level.

• Use a trowel and rubber mallet to mortar the kerb unit to the foundation.

• Haunch the back of the kerb units in such a way that the concrete reach half way up the kerb’s rear.

lSubbase

• Put the crushed concrete in the edge restraints and ensure it’s at the desired level of 50mm.

• Use a vibrating plate to compact and level

lScreeding

• Apply a layer of sharp sand (to 50mm depth) and campact it using a vibrating plate.

• Apply second layer of sharp sand (to 20mm depth) on top of the first layer.

• Level the second layer to the correct falls.

lInstallation Of Paving

• Lay the block paving starting from the bottom of a slope.

• Ensure the blocks are placed at about 10mm to 15mm above the required finish level.

• Make sure the blocks used are between 3-5 packs as you proceed with your desired pattern. You may need to cut smaller block pieces to fill smaller gaps.

lFinishing Touches

• Clear out the area to ensure no debris is left on the blocks.

• Put kiln dried sand and brush across the whole of the area, ensuring the sands falls between the blocks’ joints.

• Compact the drive with the vibrating plate.

• Brush more kiln dried sand over the area and compact again

• Repeat the process until the joints are full of sand.