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About Us

About Warmley Sand and Gravel

Warmley Sand and Gravel has been serving East Bristol and the surrounding communities since 2006. Peter Hicks, a long-time customer, took over the business with a vision to provide exceptional service and quality materials. Today, Peter works alongside his stepson and a team of experienced professionals to supply sand, aggregates, paving, and drainage solutions.

Our delivery area covers locations outside the Bristol ULEZ zone including:

  • East Bristol
  • South Bristol
  • Keynsham
  • Saltford
  • Kingswood
  • Downend
  • And anywhere else in the surrounding area

 

Whether you are a local tradesperson needing regular deliveries, a homeowner tackling a DIY project, or a business looking for landscaping materials, we are here to support you. We understand that choosing the right materials can be difficult. That is why we take the time to explain the different options and help you make informed decisions.

Pea gravel

We are Local and Here to Help

Personalised Service

Unlike the big builders’ merchants and DIY sheds, we focus on building relationships and ensuring you get the right products for your project. We are happy to offer expert advice on material selection, usage, and even calculating quantities. We sell materials we understand so you can buy with confidence. 

Easy Ordering and Delivery

We offer flexible options for getting your materials. Choose from bulk deliveries or convenient 25kg bags, whichever suits your project best.

Need Help with Quantities?

Look at our handy guide to working out coverage and quantities to make sure you order just what you need.

Get your site started

Visit our yard or give us a call today. We look forward to helping you bring your project to life.

Calculating Sand or Gravel Quantities

When undertaking construction or landscaping projects, it’s crucial to accurately estimate the amount of sand or gravel required. This guide will help you determine the correct quantity using metric measurements.

 

Basic Formula

The basic formula for calculating the volume of sand or gravel needed is:

Volume = Length x Width x Depth

The result will be in cubic meters (m³).

 

Step-by-Step Process

  1. Measure the area:
    • Measure the length and width of the area in meters.
    • For irregular shapes, divide the area into rectangles and triangles, calculate each separately, and sum the results.
  1. Determine the required depth:
    • Decide how deep you need the sand or gravel layer to be in meters.
    • Common depths: 0.05m (5cm) for paving, 0.10m (10cm) for driveways.
  1. Calculate the volume:
    • Multiply length x width x depth to get the volume in cubic meters.
  1. Account for compaction:
    • 1 cubic metre = 2 tonnes (approx).

 

Example Calculation

For a rectangular patio measuring 5m x 3m, with a required gravel depth of 0.05m:

  1. Area = 5m x 3m = 15m².
  2. Volume = 15m² x 0.05m = 0.75m³.
  3. 1 cubic metre = 2 tonnes (approx).

 

You would need approximately 0.825 cubic meters of gravel.

 

Converting to Tonnes

  • Sand: 1m³ approx. 1.5 tonnes.
  • Gravel: 1m³ approx. 1.3-1.8 tonnes (depending on size).

 

Warmley Sand & Gravel’s Tips

  • Always round up to the nearest available quantity when ordering.
  • For bagged materials, check the volume per bag and divide your total volume by this to determine the number of bags needed.
  • Consult with us if you’re unsure about specific material densities or compaction rates.

 

By following these guidelines, you can accurately estimate the amount of sand or gravel needed for your project, ensuring you have sufficient materials without excessive waste. The responsibility for ordering the correct amount does lie with you. Warmley Sand and Gravel offer this calculator to assist you, but accept no liability for incorrect ordering. 

Contact us to discuss your requirements

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