How Much MOT Type 1 Do I Need for a Driveway? (UK Calculator Guide)

Getting the right amount of MOT Type 1 is key. Order too little and your job stops. Order too much and you waste money.

This guide gives you a simple way to work it out.

MOT Type 1 Coverage Guide

As a rough rule:

• 1 bulk bag covers 8–10m² at 50mm depth
• Driveways typically need 100–150mm depth

So in real terms:

• 1 bulk bag covers around 4–5m² for a driveway

How Much MOT Type 1 for a Driveway?

30m² driveway

• You’ll need approx. 6–8 bulk bags

50m² driveway

• You’ll need approx. 10–13 bulk bags

70m² driveway

• You’ll need approx. 14+ bulk bags

Once your sub-base is sorted, you’ll also need to choose the right surface material.

See our guide on the best gravel for driveways in the UK →
https://ukbuildingsupplies.co.uk/blogs/news/best-gravel-for-driveways-in-the-uk-2026-guide

Why MOT Type 1 is Used

• Compacts tightly
• Stops sinking
• Creates a solid base

Without it, your driveway won’t last.

Order MOT Type 1 Bulk Bags (Fast UK Delivery)

We supply MOT Type 1 bulk bags nationwide.

• ✔ 2–5 day delivery
• ✔ 1-hour pre-call
• ✔ Direct from UK suppliers

👉 Order here:
https://ukbuildingsupplies.co.uk/collections/mot-type-1

Final Tip

Always round up slightly. Running short costs more than ordering one extra bag.