Contour Survey Services in Marrickville
Contour surveys map the elevation and topography of your Marrickville property, essential for drainage design, cut-and-fill calculations, and site planning on sloping land.
Why You Need This Survey in Marrickville
With undulating terrain with ridges and valleys, slopes toward cooks river floodplain, ashfield shale and hawkesbury sandstone in Marrickville, contour surveys are essential for understanding site drainage and earthworks requirements. The clay soils require careful drainage design, making accurate contour data critical. Architects and engineers rely on this data for compliant designs.
Marrickville Site Conditions
Terrain
Undulating terrain with ridges and valleys, slopes toward Cooks River floodplain, Ashfield shale and Hawkesbury sandstone
Soil Type
Ashfield shale with reactive clay on ridges, Hawkesbury sandstone near Cooks River, variable soil conditions
Special Considerations: Flood zone - Areas near Cooks River subject to major flooding, flood planning area applies to low-lying properties requiring detailed flood certificates.
Our Process
- 1Desktop review of site information
- 2Field survey collecting dense level points across site
- 3Capture boundary, buildings, and site features
- 4Process field data and generate contour model
- 5Prepare contour survey plan with 0.5m or 1m intervals
- 6Deliver CAD plan for design use