Albion Park sits where the escarpment runs down onto the flats behind the lake, and the geography sets the problem here. The older part of the suburb and the newer estates out towards the rail line are mostly on ground that falls away gently rather than sharply, often over twenty or thirty metres, and almost all of it is below something higher up.
That produces two things at once. Yards that are not steep enough to look like they need engineering but not flat enough to use, so the back third of the block gets left alone for years. And properties that receive everything draining off the ground above them, which during heavy rain is a great deal more water than the yard itself generates. Terracing is usually the answer rather than one wall, and the drainage is the harder half of the job.
Marcio is Wollongong based and Albion Park is a straight run down the highway. Retaining walls, drainage, levelling, turf, paths, fencing and the steel for any handrail between levels are all our own work, so the yard gets finished rather than left as bare terraces for someone else to deal with.
Two or three low walls instead of one tall one, each creating usable flat ground. Simpler to build, simpler to approve, and you get spaces with a purpose rather than one flat pad at the bottom of a long fall that nobody walks down to. Low walls also double as the edges of beds and paths, so the yard gets a layout rather than three blank steps.
Water from above has to get from the top of the block to the street or easement. Each terrace drains into the next rather than sitting in it. Done properly the yard clears in an hour. Done without a plan, the top terrace can stay wet for days after rain, and fixing it later means opening up behind walls that have already been backfilled and planted.
Where you do need one decent flat area, we set the wall and the pad out together so the finished level suits what is going on it. A shed slab that ends up two courses too low is a problem you only find once the shed arrives, and by then the wall is built. Worth settling the finished height before the first course goes down.
Once the walls and the drainage are in, the levelling, soil, turf, paths and garden beds are all our own work, so the yard is finished rather than left as bare terraces. That also means the final levels match the walls, which is the thing that goes wrong when a second trade comes in months later and works to its own idea of where the ground should sit.
A long gentle fall broken into two low walls, each level with its own drainage path off it.
A yard with a gentle fall over twenty or thirty metres is hard to use. It is not flat enough for a shed, a trampoline or a decent patch of lawn, but it is not dramatic enough to look like it needs engineering either, so it gets left alone for years and the back third of the block goes to waste.
Terracing is the usual answer. Two or three low walls across the slope, each one creating a level area, turns an unusable fall into distinct spaces that each have a purpose. Low walls are simpler to build, simpler to approve, and the cost is spread differently to one tall wall. They also double as the edges of garden beds and paths, so the terracing gives you a yard layout rather than three blank steps, and deciding that at setting out stage costs nothing.
The water is the other half of it. Properties at the bottom of a slope receive everything from above, and during heavy rain that is a lot more volume than the yard itself generates. A terrace built without planning for that becomes a series of dams, with the wall on the downhill side of each level holding water as well as soil. What we do instead is make sure each level has somewhere for water to leave it and that the path from the top of the block to the street or the easement is continuous.
Getting that right is usually the difference between a yard that drains in an hour and one that stays wet for days. It is also the one part of the job that cannot be corrected once the walls are backfilled and planted, because fixing it afterwards means opening up behind finished walls. The question worth asking any builder is simple: where does water on each level go, and where does it end up. If there is an answer for every level and the answers connect, the yard will work. If the answer anywhere is that it soaks away, on this ground it will not.
More on retaining walls, landscaping, decking and pergolas and patios.
Because the walls were built and the water was not thought about, which is a very common order of events.
Each terrace in a stepped yard is a flat area with a wall on its downhill side. Unless there is a path for water to leave that level, the wall is a dam and the soil behind it stays saturated. On a property receiving runoff from higher ground that can mean the top terrace never dries out.
Fixing it afterwards means opening up behind walls that have already been backfilled and planted, which is why it costs several times what it would have cost to do first.
The design question is simple to ask. Where does water on each level go, and where does it end up. If there is an answer for every level and the answers connect, the yard will work. If the answer for any level is that it soaks away, on this ground it will not.
We would rather talk about that at quoting stage than be the people who come back to fix it.
Send through photos of the slope and the height you are trying to hold, and you will get a straight answer on what it involves and what it costs.
Renovation work in NSW comes with consumer protections worth knowing before you sign anything. A written contract is required once the contract price is over $5,000 including GST. Work between $5,000 and $20,000 can run under a small works contract; above $20,000 it needs a full home building contract, and home building compensation cover with the certificate that goes with it. The maximum deposit anyone can ask for is 10 per cent, on a small job or a large one. Variations should be agreed in writing before the varied work happens, not reconciled at the end. None of that is unique to us, and you should expect it from whoever you use.
Every job gets quoted on what it actually needs. We look at the access, the condition of what is already there, the materials you want and how much of the existing work can be kept, then give you a figure before anything starts. Two jobs that look identical in photos can be very different once someone is standing in the room, so we do not publish a rate card. You get a price for your job, and it does not move once we have agreed it.
Albion Park is a straight run down the highway from Wollongong, with Albion Park Rail, Oak Flats, Shellharbour and Horsley all a few minutes away. Work in this group gets batched where the timing allows, which keeps travel off the invoice on a single wall. On a terracing job a first look means walking the fall from the top of the block to the street and working out where the water already goes, because the drainage path decides the design more than the wall type does.
Plumbing and electrical work is carried out by licensed partners, not in-house.
On a long gentle slope, almost always. Two or three low walls give you separate level areas you can actually use, they are simpler to build and approve, and each one carries far less load. One tall wall at the bottom of a long fall gives you a single flat pad and a large structure holding a lot of soil. The exception is where you need one big flat area for a specific purpose, such as a shed slab, and then we build for that and set the finished level around what is going on it.
By planning the whole path before building anything. Each terrace gets a way for water to leave it, and those connect so water moves from the top of the block to the street or the easement without ponding on the way. Where the volume is high we size the drainage for it rather than putting in a standard line and hoping. This is the part that is impossible to fix after the walls are built and backfilled, which is why we talk about it first rather than treating it as a detail.
Photos taken from the top of the slope and from the bottom, plus a rough length and fall, give us enough to start. For terracing we will usually want to see it so the levels and the drainage path can be set out properly. If the yard holds water anywhere after heavy rain, point that out, because it tells us where the water already wants to go and that is the cheapest information in the job. Call 0413 147 335.
Yes. Once the walls and drainage are in, the levelling, soil, turf, paths and garden beds are all our own work, so the yard is finished rather than left as bare terraces for someone else to deal with. That also means the final levels match the walls, which is the thing that goes wrong when a second trade comes in months later. Fencing and any handrail between levels are ours too, including the steel fabrication.
Also in Albion Park: bathroom renovations and welding. In the next suburbs over: retaining walls in Jamberoo and decking in Oak Flats.
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