
Decking for Sydney properties, specified for reactive shale clay in the west and built by a licensed local team.
Ask three contractors for decking in Sydney and you may get three different answers. The difference usually comes down to whether anyone has looked at a very wide range of housing eras with different original boundary types before pricing the job.
What makes decking in Sydney different is the combination of reactive shale clay in the west, sandstone and sand through the coast and north underneath and, on a great many blocks, the need to work around councils that each interpret the same state controls slightly differently.
We are based at Wentworthville and Sydney is well inside our regular run, so a site visit is a short trip rather than a scheduling problem.
Book a free on-site measure on 0492 879 796. You get an itemised written quote for your Sydney property, not a figure over the phone.
It is worth knowing about coastal salt exposure on one side of the city and cracking clay on the other before you commit to a design. It does not rule anything out, but it changes the detail and it belongs in the quote rather than in a conversation on the day.
Site conditions here run to everything from flat river plain to steep sandstone escarpment. Levels get set out and recorded before anything is ordered, because a change of grade halfway along a run is a design decision, not something to improvise around.
Local housing stock is largely the full spread of Sydney housing, from Victorian terrace to new release estate, and that tells you a lot about what is already in the ground: original service runs, old footings and the occasional buried slab nobody remembered.
Where a job needs approval we say so at quote stage rather than after the deposit. It is one of the few parts of a Sydney project that cannot be fixed later.
Before anything is fabricated for a Sydney property, we check what applies. the relevant local council publishes its controls, and heritage, bushfire and flood mapping can each change the answer entirely.
Half the skill in decking around Sydney is knowing what not to disturb. Established gardens, old services and ground conditions that change completely between one side of the basin and the other all sit in the way of the obvious approach.
Galvanised steel or treated hardwood framing sized for span and for the ground beneath it.
Decks built low over an existing slab or paving where height is limited.
Merbau, spotted gum and blackbutt boards, oiled and re-oiled to hold their colour.
Deck surfaces around a pool detailed for slip resistance and splash drainage.
Skirting and screening that closes the underside without trapping moisture.
Transitions between levels set out so the rise is consistent and comfortable.
Services are located before excavation, every time. Around Sydney the older streets carry runs that are not where the plans say they are, and a strike is expensive for everyone.
We set out the whole run first, mark the levels, and agree the approach on site before anything is ordered. Once material is cut for a Sydney job it is committed.
Most decks here are dealing with it. On everything from flat river plain to steep sandstone escarpment, a deck is often the cheapest way to create level usable space, because the alternative is retaining and fill. The substructure carries the level change and the finished surface sits flush with the house floor.
Realistically an oil every year or two, more on a full sun aspect. The first coat after installation matters most because the timber is still shedding moisture. In Sydney, expect a shorter interval on a site dealing with councils that each interpret the same state controls slightly differently. If that sounds like more than you want to commit to, composite is the honest recommendation.
The boards are rarely what fails first. On the sort of ground around Sydney, described as reactive shale clay in the west, sandstone and sand through the coast and north, it is the substructure and the connection to the ground that determines lifespan. Galvanised framing or treated hardwood on proper footings with ventilation underneath will outlast the deck surface by a wide margin.
It depends on height and location. A low deck is often exempt development under the State Environmental Planning Policy for exempt and complying development, while a raised deck, or one close to a boundary, frequently is not. Heritage and bushfire mapping also change the answer. Check the specifics with the relevant local council before you build.
Yes, and it is a good solution where a concrete area is sound but ugly. The build-up is kept low with battens or adjustable pedestals, and drainage across the slab has to be preserved so water still leaves. The one thing to watch is door thresholds, because the deck surface sits above the slab.
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