Excavation & Drainage
Civil Earthworks Contractors
Every pavement and building relies on what lies beneath it. Siza Civil carries out earthworks that shape the site and prepare stable platforms for what comes next.
What our earthworks work includes
- Cut and fill to design levels
- Site levelling and trimming
- Subgrade preparation and compaction
- Road base and pavement layers
- Building pad preparation
Typical projects and clients
Things to consider
Levels and falls
Earthworks set the falls that drainage and pavements depend on.
Compaction
Layers are placed and compacted to suit the project's specification and testing requirements.
How we deliver
- 01
Site review & scope
- 02
Quote & program
- 03
Construction
- 04
Clean-up & handover
Earthworks FAQs
Can you prepare a base for asphalt or concrete?
Yes. Preparing the base and then placing the pavement is one of the most common packages we deliver.
Do you work from survey levels?
Yes. We work to the design levels and set-out provided for the project.
Related services
Available in Oran Park, Penrith, Regional NSW, South West Sydney, Hills District, Newcastle & Hunter, Southern Highlands & Tablelands, Central West, New England & North West, Western NSW and across Greater Sydney.
Have a project coming up?
Send us the details and we'll get back to you to discuss scope, timing and next steps.

