Mickleham sits at the top of the Hume growth corridor, and we work across its estates and acreage lots every week. Hume City Council handles planning, overlays and report and consent; the building permit itself comes from a private registered building surveyor. At Cornerstone, one surveyor handles your job from permit to sign-off, with fast turnaround times, and we take on every class of building work — residential, commercial and industrial.
Estates, lots and design guidelines
Mickleham’s housing is mostly new. Merrifield is the biggest of the estates and keeps growing under the Merrifield West precinct structure plan. Botanical, Annadale, Trillium and Waratah fill in the Mickleham Road and Donnybrook Road frontages, and the Highlands and Cloverton estates run up to the suburb boundary from Craigieburn and Kalkallo. Lots range from compact allotments under 300 square metres through to standard family blocks, with larger lots on the estate edges.
Two things shape a permit here. First, most estates have developer design guidelines and a design review step — the Merrifield Living Design Review Committee is one example. That approval comes from your contract of sale and, in most estates, a restriction on title — not the building permit — but estates want it before the permit is applied for, so clear it first. Second, small lots usually carry a building envelope on the plan of subdivision or are nominated under the Small Lot Housing Code, which covers lots under 300 square metres and sets setbacks, garage treatment, walls on boundaries and building height. A design inside the envelope is taken to comply with the Part 5 siting rules of the Building Regulations 2018 for the matters the envelope covers (the rules still apply along a boundary with a lot that isn’t on the same plan of subdivision). We check the design against the envelope, then against Part 5 for anything it doesn’t cover or the design steps outside — that’s where a report and consent from Hume comes in — so a garage setback or boundary wall isn’t found wrong at frame stage.
Basalt, clay and footings
Mickleham is on the basalt plain of the Newer Volcanics — lava flows from Mount Ridley, Bald Hill and Mount Fraser — with Deep Creek along the western boundary. The clay that weathers from basalt is highly reactive, and lots that were cut and filled during the estate earthworks can carry fill as well. The soil report sets the class, and the slab and footings are designed to it, with drainage detailed so soil moisture stays even around the house. We read the soil report against the slab design before the permit goes out.
Work in demand
For builders and drafting firms, the bulk of our Mickleham work is new homes in the estates — the full package with a 7-star energy rating report, soil report and siting, then every mandatory inspection through to the occupancy permit. On the acreage lots along Mount Ridley Road and the rural pockets to the north, it’s farm and machinery sheds, workshops and large garages. Across both, the follow-on jobs are retaining walls on cut-and-fill lots, and verandahs, pergolas and decks added to homes a year or two after handover — which need the estate guidelines checked as well as the exemption rules. On the commercial side, Merrifield’s business park along the Hume Freeway brings warehouses, offices and fit-outs, and we handle those permits and inspections the same way.
Nearby
We cover the whole corridor: Craigieburn, Kalkallo, Donnybrook and Beveridge next door, Wollert to the east, Sunbury to the west and Wallan to the north. See our Northern Melbourne page for the full list.