Shed Slabs Brisbane

POURED WITH PRECISION

Workshop, garage and shed slabs built to handle Brisbane’s reactive ground.

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SE QLD Wide

QBCC Licensed

Fully Insured

Shed Slabs in Brisbane

A shed slab on Brisbane clay is a structural job, not a bag of quick set and a hope. The same reactive soils that move house slabs move shed slabs, and because sheds are often approved as light structures, corners get cut that show up two summers later as cracked floors and doors that no longer close. High Calibre Concrete Construction pours shed and garage slabs across Brisbane’s southside, from suburban workshops at Mansfield and Rochedale to larger sheds on the semi rural fringe, each specified for the ground and the load together. That means proper base compaction on clay, thickness and mesh matched to vehicles or machinery, edge thickening where the frame anchors, and hold down bolts cast to your shed supplier’s drawing so installation day is simple.

Small concrete works completed by High Calibre

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No obligation · free site inspection · written specification · we reply within one business day

Servicing Brisbane. Tell us the suburb and what the concrete needs to carry, and we will price it properly rather than guess.

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Prefer to talk? Call 0460 519 819

Where We Work

Suburbs We Service

Local Knowledge

What Matters in Brisbane

Reactive clay across southern Brisbane makes base preparation and slab stiffness the decisive factors in shed slab longevity. Sheds require building approval through certifiers with siting and setback rules. On established blocks, side access for trucks is often limited, so pump pours are common for backyard workshops.

How We Work

Our Process

1. Free Quote

Site visit and written quote with the full specification stated.

2. Site Preparation

Cut, level and compacted base built for the load.

3. Form and Steel

Formwork and reinforcement checked before the pour.

4. Pour and Cure

Placed, finished, joints cut and cured properly.

Read our full guide to Shed Slabs across South East Queensland, see every concreting service we offer in Brisbane, or browse all our services.

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Frequently Asked Questions

Almost always ground movement: reactive clay swelling and shrinking under a slab that was too thin, poorly reinforced or poured on uncompacted fill. The fix is not more concrete on top, it is a properly prepared base and a slab specified for the soil, which is exactly how we build the replacement.

Yes. Backyard workshops with no truck access are routine Brisbane work for us. We pump the concrete over or around the house, protect your fences and gardens along the way, and finish the slab to suit the workshop use, including falls to the door where wash down is planned.

Most sheds beyond a small garden shed need building approval through a private certifier, and the slab forms part of that approval. We build to the approved drawings and coordinate with your certifier where an inspection is required, keeping the paperwork side clean.

Get Your Free Brisbane Quote

Free site inspection and written quote, with the full specification stated so you can compare fairly. We come back to you within one business day.