Licensed excavation, Catherine Field

Excavation & Earthworks Catherine Field

Catherine Field is a growth-release estate on Cumberland Plain shale, bulk-earthworks, detention basins and new-home site-cuts. The regular jobs here are bulk earthworks, site cuts and detention basin. Services located first, sites left level and clean.

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Licensed operators
Dial Before You Dig
Fully insured work
Local Sydney crew
Rock
Digs handled
Mini to 35t
Machine range
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What Macarthur jobs need

Half the region is a paddock becoming an estate

Digging in Catherine Field is mostly reactive clay, and much of the region is a paddock becoming an estate. The Camden releases are hundreds of builder site cuts a year, each cut and compacted to a precinct spec, while Campbelltown's older estates are knock-down and duplex work on the same clay. The Nepean and its creeks flood the flats, and toward the escarpment the shale runs out into sandstone with bushfire ratings and rock a metre down, so the site look sorts out which ground before the quote.

Estate site cuts compacted to the precinct spec
Fill placed in layers for reactive clay
Fill placed in compacted layers for reactive clay
Builder site cuts compacted to the engineer's spec
Excavation in Catherine Field

What's different about digging in Catherine Field

Catherine Field, in short

Catherine Field sits about 50 kilometres south-west of the city. The markers are Catherine Field estates and St Gregory’s College. It's ringed by Oran Park, Gregory Hills, Leppington, Bringelly and Rossmore. What's changing: estate subdivision, bulk earthworks, detention basins and civil, and new-home site-cuts and pools.

The houses, and what they need

Most of Catherine Field is new-release estate homes on small lots, with ongoing land subdivision, over by Catherine Field estates. Near Catherine Field estates, duplex and unit sites cluster near the centres. In Catherine Field that's bulk earthworks, site cuts and detention basin more often than not.

The ground under Catherine Field

On the growth-release land, Catherine Field ground runs to Wianamatta shale over reactive clay, near Catherine Field estates. On the flat Catherine Field blocks around St Gregory’s College, the fall has to be cut into the pad and the trench because the ground gives none of its own. Around Gregory Hills, reactive clay, so the fill is layered and compacted.

The council, access, and getting to you

Catherine Field falls under Camden Council, no overlay on the Catherine Field estates blocks, so cut and fill is standard DA or CDC work. Machines reach the Catherine Field block off Camden Bypass or the Northern Road, out toward Oran Park.

How it runs

First call to clean handover

Every job follows the same sequence, whether it's a single trench or a full site cut.

Services located 01

Assess & quote

Site visit, plan review and Dial Before You Dig. One clear quote covering dig, cartage and cleanup.

Access protected 02

Set out & protect

Levels marked, driveway and surfaces protected, machine sized to the site.

Spoil carted 03

Dig & cart

Dug to plan and level, spoil carted as we go so the site keeps moving.

To level 04

Trim & hand over

Site trimmed, tidy and to level, ready for the next trade.

A trench can be a day, a basement can be weeks. Dates come with the quote, not after.

Where we work

Where around Catherine Field we dig

Catherine Field and the streets around it, from the older estates to the new blocks.

Oran ParkGregory HillsLeppingtonBringellyRossmore
Macarthur & Camden

Excavation across Catherine Field

From the older streets to the newer blocks, Catherine Field and the suburbs around it. If you're anywhere in the Catherine Field area, we can get to you.

See the whole Macarthur and Camden area →
Recent work

Sites we've dug

Backyards to building sites, right across Sydney.
Penrith Site cut
Castle Hill Pool dig
Ryde Basement
Liverpool Civil
“Very easy to deal with.
Excellent communication”
Priya, Penrith
“Left the site spotless.” Dave, Castle Hill
“Would definitely recommend them!” Marcus, Ryde
“Great job thanks so much.” Lauren, Liverpool
“Very easy to deal with. Excellent communication” Priya, Penrith “Left the site spotless.” Dave, Castle Hill “Would definitely recommend them!” Marcus, Ryde “Great job thanks so much.” Lauren, Liverpool
“Very easy to deal with. Excellent communication” Priya, Penrith “Left the site spotless.” Dave, Castle Hill “Would definitely recommend them!” Marcus, Ryde “Great job thanks so much.” Lauren, Liverpool

Excavation in Catherine Field, answered

How much does excavation cost in Catherine Field?

It depends on the volume of material, the ground (wianamatta shale over reactive clay on the growth), 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.

Do I need council approval before you dig in Catherine Field?

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.

How long does an excavation job take in Catherine Field?

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.

Is there rock in Catherine Field?

Rarely. Wianamatta shale over reactive clay on the growth-release land. Shale under the clay is ripped rather than broken. The rock in this region is on the escarpment edge, not under the estates.

Do you do builder site cuts on the new lots in Catherine Field?

Yes, and it’s the most common Macarthur job. Topsoil stripped, pad cut and compacted to the precinct spec, trenches for services, and spoil carted or balanced on site. Bulk earthworks on the release stages too.

Why do slabs and driveways crack around Catherine Field?

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.

Do you do knock-down rebuild site cuts in Catherine Field?

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.

Do you do duplex site cuts in Catherine Field?

Yes. One house down, the block stripped, and two pads cut and compacted to the engineer’s spec, with the basement dug if the design has one.

What happens next

Tell us the job. We'll size it up.

Tell us the suburb, the access and what needs digging
We'll come out and look before quoting anything
You'll get a written quote with what's included spelled out
The machine's matched to your access, not whatever's free
Clear on spoil, cartage and cleanup before we start
No obligation, no pressure
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Excavator arm breaking rock on a Sydney site
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Written quote after a proper site look
Free quote after a proper site assessment
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No obligation, free site quote