Assess & quote
Site visit, plan review and Dial Before You Dig. One clear quote covering dig, cartage and cleanup.
Castle Hill is the Hills centre, big 70s–90s blocks on shale and sandstone now ringed by metro-station apartments and townhouses. The regular jobs here are pool digs, knock-down rebuild site cuts and basement digs. Services located first, sites left level and clean.
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From a knock-down rebuild to a new estate pad, each service has its own page with the detail.
Castle Hill sits about 30 kilometres north-west of the city. The markers are Castle Towers, Castle Hill metro, Castle Hill Showground and Bella Vista Farm nearby. It's ringed by Baulkham Hills, West Pennant Hills, Cherrybrook, Kellyville, Glenhaven and Norwest. What's changing: apartments and townhouses around the metro, and pools, granny flats and rebuilds on the big blocks.
Most blocks in Castle Hill, around Castle Towers, are 1970s–90s brick veneer on large rolling blocks, with apartment and townhouse redevelopment around the metro station. Near Castle Towers, knock-down rebuilds are the running theme. Day to day around Baulkham Hills that's pool digs, knock-down rebuild site cuts and basement digs.
Castle Hill ground runs to Wianamatta shale over clay on the plateau with sandstone and rock in the gullies, over by Castle Towers. Around Castle Hill metro a Castle Hill dig hits sandstone in the first metre, sawn at the edges so the neighbour's ground stays put and broken in the middle. Around West Pennant Hills, the clay is reactive, so fill goes in in compacted layers.
In The Hills Shire Council, Castle Hill near Castle Towers carries no overlay, so the cut and fill runs under the DA or CDC. Access to Castle Hill is off Showground Road or Windsor Road; the side access takes a mini excavator, near Baulkham Hills.
Every job follows the same sequence, whether it's a single trench or a full site cut.
A trench can be a day, a basement can be weeks. Dates come with the quote, not after.
Castle Hill and the streets around it, from the older estates to the new blocks.
From the older streets to the newer blocks, Castle Hill and the suburbs around it. If you're anywhere in the Castle Hill area, we can get to you.
See the whole Hills →It depends on the volume of material, the ground (wianamatta shale over clay on the plateau with sandstone and rock in the gullies), access for the machine and how far spoil has to be carted. Every job gets a written quote after a site look, with the dig, cartage and cleanup spelled out, so you know what’s included before anything starts.
Usually, if the excavation is part of a build. Cut and fill beyond set limits, work near boundaries and anything on a lot with a flood, bushfire or heritage overlay needs approval as part of the DA or CDC. We work to the approved plans; check with your certifier before the dig is booked.
A trench, pool dig or single pad is a day or two; a knock-down site cut or a basement runs longer and depends on volume, ground and weather. Dates come with the quote, not after.
Yes. Wianamatta shale over clay on the plateau with sandstone and rock in the gullies. North of Glenhaven and down in the gullies, sandstone is usually within the first metre, ripped where it’s weathered and broken where it’s solid. It’s in the quote when the site look finds it.
The block is benched: cut into two or three levels to the engineer’s plan, with retaining walls where the levels meet, so the new house sits on a flat pad instead of on fill. Cut and fill on slopes is regulated, so it goes through the approval with the retaining design.
Yes, and it’s the standard Hills pool. The shell sits on a bench cut into the hillside, with a cut for the retaining wall on the uphill side and the downhill side formed. The pool builder’s engineer decides the bench, and the site look decides the machine.
Reactive clay. It swells in wet winters and shrinks in dry summers, and anything poured on loose or uncompacted fill moves with it. A pad cut and filled in compacted layers to the engineer’s spec is what stops the new slab doing the same thing.
Yes. The old house down, slab and footings out, the block stripped and the new pad cut and compacted, as one run if you want the demolition handled too.
Tell us about the job. We'll look at the site before quoting, so you know what's included before anything starts.
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