Underground tank leak detection for rest houses & farms in Al Dhw, Riyadh

Prepared by the technical team · editorial review · last updated 13 November 2026 · Sources

What is specific about Al Dhw for underground tank leak detection

The centre of Al Dhw is at 24.6297, 46.7143, about 10.1 km from the centre of Riyadh, with an approximate radius of 1.2 km. The approximate area shown on the map is centred here. Main roads in or near Al Dhw: King Fahd Road, Madinah Road, Al Batha.

The nearest wadi channel is about 2.8 km from the centre of Al Dhw (OpenStreetMap). The centre of Al Dhw sits about 587 m above sea level (SRTM open elevation data).

Is there a fuel or water tank under my rest house or farm that might be leaking? For owners in Al Dhw, the place to start is the ground itself. The centre of Al Dhw sits at 24.6297, 46.7143, about 10.1 km from the centre of Riyadh, with an approximate radius of 1.2 km. It sits about 587 m above sea level, and the nearest wadi channel is about 2.8 km from the centre. These details matter because a property's location and drainage shape how any leaked liquid would move through the soil, so a leak check should consider the site's position, not just the tank.

Our inspection for underground tanks at rest houses and farms follows a clear order. First, we review the tank's age, its location on the plot and the records you have. Next, we test the tank and the lines that connect it to the pump and the building, looking for the small losses that signal a problem before it spreads. Where a tank's inner surface has worn, we can discuss internal coating, which is priced at SAR 25–70 per m², so the cost can be estimated from the tank's measured area. We finish by explaining what we found in plain terms and what options you have, so you can decide the next step without pressure.

To make the visit efficient, please prepare a few things before we arrive. Gather any installation drawings, past repair invoices and the dates of recent tank refills or deliveries, since changes in stock levels are often the first clue. Clear a path to the tank cover and the pump area, and note any wet patches, unusual smells or areas where grass grows faster than usual. If you know the tank's capacity and material, write them down. With this information ready, the inspection can focus on the places most likely to need attention on your site in Al Dhw.

Rest houses and farms often have long buried lines, tanks and irrigation that need separate tests.

When do you need underground tank leak detection?

The following signs are worth checking before they grow:

• The pump runs for longer periods
• A noticeable drop in the water level overnight
• Damp or salt marks on the tiles above the tank
• The tank needs refilling faster than usual

Causes we see in the field

• A common cause: a float valve that does not close, so water is wasted.
• Cracks in the concrete tank walls or floor.
• Construction joints and corners.

Tools we use in Al Dhw

The steps in order

1. Safety first: Tank lids and confined spaces are handled with ventilation and a second person on site.
2. Documented level test: Filling and use are stopped and the level is recorded against time.
3. Isolating the tank from the network: This tells us whether the loss is from the tank body or from the supply line.
4. Checking the body and connections: Inlet, outlet and overflow connections are inspected.
5. Recommendation: You get the next step in writing: repair, waterproofing or a line test.

Quick comparison: facts and costs in Al Dhw

Short answers for Al Dhw

Mistakes that cost more

• Ignoring the float valve
• Waterproofing the tank before confirming the loss is from the tank and not the line

The written outputs

You receive: the written level-test result and the recommended next step, in a technical report with a verification code.