Short answer
The main factors in an excavation quote are the volume, ground conditions, site access, machine required, whether excavated material must be removed, and the duration of the work. That is why two plots of similar size can receive different quotes.
Which factors change a quote?
| Factor | Why it matters |
|---|---|
| Excavation volume | Sets the amount of material to remove or place. |
| Ground conditions | Rock or hard ground affects the machine and work rate. |
| Site access | Narrow roads, slopes or obstacles affect machine and truck choice. |
| Material haulage | Removing excavated material or bringing new material changes the scope. |
| Surroundings | Nearby structures and underground lines can require more controlled work. |
| Groundwater | Water in the excavation can call for additional measures. |
How is excavation volume calculated?
For a regular excavation, volume = length × width × depth. For example, an area of 12 m × 10 m dug to 2 m gives 12 × 10 × 2 = 240 m³ of in-place volume. Excavated soil loosens and bulks up, so the amount to haul can be higher.
What should you prepare for an accurate quote?
- The plot location, photos or a map link
- Architectural or structural drawings and excavation levels
- The approximate area and depth
- A soil report, if available
- Whether excavated material will stay on site
- The planned start date
What should you compare between quotes?
- Is the price per cubic metre, per hour or a lump sum?
- Are haulage and disposal included?
- What happens if rock or water is found?
- Are backfill and compaction in the scope?
Send us a photo of the site
Share the job location and any photos on WhatsApp, and we can review it together.
Frequently asked questions
- Can I get an exact price over the phone?
- Rough guidance may be possible for small, clear jobs. An exact quote requires the location, dimensions and site conditions.
- Can a quote be given without a soil report?
- A preliminary assessment is possible, but the scope can change if the ground differs from what was expected. Discuss this possibility from the start.
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