what kind of sand to use under pavers
Ever wondered why some paved areas look immaculate all year circular, while others seem to struggle with weeds and insects? In this article we discuss how to lay concrete pavers on sand and share some tips and tricks to ensure yous get the best possible issue out of your next project.
Choosing the perfect pavers for your outdoor expanse is difficult enough – let alone having to calculate how much levelling sand is required and whether a self hardening or poymeric sand is worth the extra investment. It's easy to have short cuts, but the downside is that y'all will be spending way too much of your precious fourth dimension making up for it in the years to come.
Bedding – making sure your pavers remain stable
Level out whatsoever uneven areas where yous are planning to pave and spread route base of operations or crusher grit at a thickness of ten-15cm over the ground surface. Yous may demand to construct a depression frame to ensure the bedding expanse stays contained. Meaty the road base of operations and then that it is as fifty-fifty as possible.
Bedding sand
Make sure you lot accept a good firm base to place your pavers on. This ways your pavers will not subside and become uneven over fourth dimension. Erosion from wet weatherand sand settling tin can result in pavers becoming uneven over time. You don't want to find yourself having to reseat pavers further down the track.
How much sand is needed for pavers
To achieve a firm base from the commencement, you demand to make sure you take the correct depth of sand nether pavers. Nosotros recommend allowing for a depth of at to the lowest degree 30mm loose sand. This will pack downwards to nearly 20-25mm depending on the method you use for packing and volition allow for drainage without your pavers shifting. A coarse graded sand such equally Easy Mix Paver Bedding & Screeding Sand is ideal equally the particle sizes will allow yous to slide your pavers into position easily while you are bedding them.
Two 20kg bags will cover an area of approximately 1 foursquare metre at a depth of 30mm. Using this as a guide, you tin summate how much sand for pavers will exist needed for your project.
The importance of packing your bedding sand
Information technology is essential to pack sand for pavers and choose a method that is suitable for the size of your project. If your project is large, a vibrating compactor is a swell choice. Hiring one from your local Bunnings will prove to be a major time saver and an fantabulous investment. Y'all will need to use it more than once in your project. Vibrating volition ensure that the sand bed is tight and firm. Merely rolling over it with a weight or walking over it, will not guarantee that the sand settles into every crevice.
Failure to pack bedding sand has been the downfall of many a DIY paving project! Without a firm bed, your pavers are likely to shift – either rising or dipping and will consequence in a somewhat messy await.
Handy bedding sand levelling tips:
Spread the bedding sand over the area you wish to pave using a shovel and drag a straight timber border across the tiptop to level it out. Use a ruler or piece of dowel with a 30mm marker on information technology to check that the depth is at to the lowest degree 30mm throughout. A spirit level and plumbline will assist in making certain that the surface is at the correct height.
Pattern and layout of pavers
In one case you have chosen your pavers yous will demand to determine on a layout pattern. There are a wonderful assortment of patterns to choose from. Nosotros recommend reading this excellent article about x tile patterns y'all need to know earlier yous make your decision.
One time you choose a pattern, you will need to map out how you volition lay your pavers. Using string lines to create a guide volition make laying your pavers accurately, much easier and ensure that your pattern remains the same throughout. In that location volition e'er be that ane visitor who volition thoroughly savor pointing out the subtle shift in the angle of your pavers as yous approached the end of your project.
Using a cord line to aid position pavers
Laying the pavers
This may seem like a challenge, merely with stringlines, a dainty smooth and compact surface and a articulate caput, it volition quickly become a rhythm and directly forward. It is important to make sure you lay the whole pavers outset. Start by laying the pavers along the longest edge of the entire area. Aim to leave even an even gap of between 3-5mm between each paver.
One time the whole pavers are in place, measure and marking up the sizes of the remaining pavers and cutting them to size and identify them. This video shows you several different methods for cutting pavers. Keep checking that your pavers are level as yous go. Use a rubber mallet to tap them into position, and a spirit level or piece of timber to ensure you have an fifty-fifty surface.
Filling between pavers
This is the finishing bear upon that tin can make or break your project. If you lot don't want to spend your weekends weeding and squirting insecticides between your pavers, Piece of cake Mix Paver Bail is the perfect solution as information technology is a self hardening sand. Special additives in this sand coalesce to form a tight bond betwixt pavers that is extremely difficult for ants and weeds to penetrate. Filling between pavers serves two functions. In add-on to deterring weeds and insects, it also holds pavers in position. A adept specialty sand with additives like Paver Bond has the flexibility to allow for a pocket-sized amount of move without dandy in addition to locking pavers into identify.
This is how to calculate the corporeality of sand needed for pavers. One 20kg handbag of Paver Bond will provide filling for approximately 5 to 7miiof. This will vary depending on the size of your pavers. Smaller pavers will have more gaps and therefore crave more rather than less.
Pour Paver Bond sand between the pavers and use a broom to sweep whatsoever excess into the gaps when you lot are finished. At present is the time to make the most of your vibrating compactor again and run it over the paved surface. This time, you lot will be checking to make sure the filling sand has settled and fills all the gaps up to the top. Top up any gaps that form with more sand. When you are satisfied that all the gaps accept been filled, sweep away the excess.
Use a water pump pack or hose on a fine mist setting to lightly moisten between the joints. This will activate the additives in the Paver Bond and lock your pavers into position. You lot will need to use enough water to fully seep into the joints, but do non drench the sand to the point where it washes abroad. Endeavour to avert walking over until the surface for the next 24 hours until the sand has completely set.
That'southward it – mission accomplished! You can now sit back, enjoy your beautiful work and know that your pavers will exist the exist the envy of all your friends and family unit!
Download How to Lay Pavers Information Sail
Source: https://www.easymixsales.com.au/tips-tricks/how-to-lay-perfect-paving/
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