how to build a garden retaining wall with sleepers

how to build a garden retaining wall with sleepers

How to Build a Retaining Sleeper Wall

Railway Sleepers are a really perfect materials for creating retaining partitions and backyard dividers, offering a fast and easy various to rendered concrete or brick partitions, and in style in each conventional and fashionable backyard landscaping for his or her architectural and long-lasting qualities.

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The design of sleeper partitions can be extremely versatile relying on the wall’s operate – use sleepers horizontally or vertically, self supporting or with assist posts, stacked on the lengthy or brief facet, with an added seating floor or integral steps.

How to Build a Retaining Sleeper Wall

Hardwood or softwood sleepers?

Reclaimed sleepers will give your backyard a extra rustic or classic look. Attributable to their creosote content material and outdated fixings they are not appropriate for gardens with young children or for retaining vegetable beds.

How to Build a Retaining Sleeper Wall

Softwood sleepers are uniform of their dimensions, giving a clear fashionable look. They’re lighter to deal with than reclaimed sleepers and are simpler to chop. When repeatedly handled or painted they need to final no less than 20 years.

How to Build a Retaining Sleeper Wall

Hardwood oak sleepers are additionally uniform of their dimensions, and are extra sturdy and an excellent deal heavier than softwood. Due to oak’s pure sturdiness it’s not essential to deal with or paint them, and they’ll naturally climate to a pure silver color. An oak sleeper could be anticipated to final no less than 40 years.

Do I want a basis for my sleeper wall?

How to Build a Retaining Sleeper WallWhen utilizing railway sleepers vertically then your wall will all the time should be solidly mounted, nonetheless for horizontal sleepers it is determined by the scale and place of the wall. Sleepers might be laid instantly onto agency floor, nonetheless it is beneficial that on the very least a mattress of sand or mixture is used to help drainage and supply a agency footing.

Purists will all the time insist on a concrete mattress, nonetheless if the wall is moreover supported by posts then this isn’t all the time essential.

Retaining partitions with horizontal sleepers

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Utilizing sleepers horizontally is the normal solution to construct a sleeper wall, with the sleepers positioned on both their lengthy or brief facet.

Laying sleepers on their lengthy facet will give a stronger development, however you will have extra sleepers to realize the required top of wall. Nevertheless, as a result of the wall is heavier and extra secure you might be much less more likely to want extra assist posts.

Lay out the primary row of sleepers horizontally after which the subsequent layer on prime, overlapping the joints like brick laying. Use 150mm landscaping screws to repair these two rows collectively after which proceed till you’ve got the peak of wall you need.

How to Build a Retaining Sleeper Wall

When utilizing sleepers on their brief facet you’ll positively want extra assist for the wall within the type of posts set at common intervals alongside the wall. The best assist will come from posts positioned on the surface of the wall (i.e. not the soil crammed facet), nonetheless for decrease partitions these might be hidden on the ‘soil’ facet. At all times use UC4 handled fencing timber or posts, and deal with any minimize surfaces with brush on endgrain therapy.

Set your assist posts at common intervals utilizing a sleeper to evaluate their place, and set in postmix concrete as you’d for a fence put up (that’s to a depth of 1/3 of the put up). Then repair the sleepers to the posts utilizing 150mm landscaping screws, drilling from the put up into the sleeper.

Metallic posts will also be used as assist posts, the sleepers being mounted to the posts with brackets.

To increase the lifetime of the retaining wall, a water-resistant membrane might be hooked up to the soil-facing facet earlier than back-filling.

How to Build a Retaining Sleeper Wall

Retaining partitions with vertical sleepers

Utilizing sleepers vertically is a good resolution when constructing a retaining wall on sloping floor, making a curved wall, and even constructing a freestanding characteristic wall inside a backyard. Reaching a superbly uniform prime to the wall is tougher, nonetheless intentionally staggering the tops of the sleepers at totally different heights can be utilized as a design characteristic.

Dig a trench to observe the trail of your wall, one third the depth of the sleepers. Line the underside of the ditch with a layer of shingle, adopted by a shallow layer of dry postmix concrete, then place your sleepers and backfill with dry postmix. Lastly add the specified quantity of water to the postmix, permitting you to reposition the sleepers because the postmix units.

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As soon as the concrete is about, you may present extra assist if essential by fixing the sleepers collectively on the ‘soil’ facet utilizing lengths or UC4 fencing timber or metallic brackets. A water-resistant membrane will also be utilized if required.

How to Build a Retaining Sleeper Wall

Does my retaining wall want drainage?

Satisfactory drainage is crucial to keep away from constructing a pond slightly than a retaining wall. For bigger partitions it might be essential to put in a devoted drainage pipe on the base of the wall, nonetheless for many backyard functions or smaller partitions the retained space ought to drain naturally with a bit assist.

A easy methodology is to create a drainage tube with a size of permeable membrane and gravel. Earlier than back-filling the soil behind your retaining wall, lay a size of permeable membrane on the base of the wall then cowl half the width subsequent to the wall with a 20cm extensive and 20cm deep layer of huge gravel or ballast. Fold the remaining membrane excessive of the gravel then cowl with earth. This may cease the earth washing into the gravel over time and blocking the drainage.

The right way to minimize railway sleepers

A round noticed is the perfect methodology for reducing railway sleepers, though a hand noticed can be utilized for softwood sleepers. Nevertheless a round noticed blade could not utterly minimize by the thickness of a sleeper in a single go – minimize by one facet, then flip the sleeper over and recut to complete the job.

At all times keep in mind to deal with any minimize ends of softwood sleepers with Finish Grain Therapy to protect the weatherproofing of the timber. Be careful when reducing reclaimed sleepers for any nails or screws that will nonetheless be embedded within the sleeper.

Alternatively, your native AVS Fencing & Landscaping Provides department could have the flexibility to chop your sleepers to measurement for you.

For info on the wealth of different makes use of for railway sleepers in backyard landscaping, learn our article on The right way to use Railway Sleepers in Your Backyard.

For instruction on learn how to construct a raised mattress from railway sleepers, learn our article right here.

Ask the consultants

For additional recommendation about your railway sleepers undertaking don’t hesitate to talk to our consultants at your native AVS Fencing & Landscaping Provides department. Our ranges of sleepers are all out there from inventory, click on and gather out of your native AVS Department or house supply inside our AVS Department supply space.

How to Build a Retaining Sleeper Wall